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<channel>
	<title>SRメモブログ</title>
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		<title>【SR400】バルブクリアランス（タペット）調整作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-valve-clearance-tappet-adjustment/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Thu, 27 Aug 2026 13:24:36 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[エンジン]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=1180</guid>

					<description><![CDATA[皆さんこんにちは。今回は SR400ファイナルエディションのタペットクリアランス調整（バルブクリアランス調整）の作業手順について解説していきます。 SR400はシンプルな空冷単気筒エンジンを採用しており、基本的なメンテナ]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。<br>今回は<span class="marker2"> <strong>SR400ファイナルエディションのタペットクリアランス調整（バルブクリアランス調整）の作業手順</strong></span>について解説していきます。</p>



<p class="wp-block-paragraph">SR400はシンプルな空冷単気筒エンジンを採用しており、基本的なメンテナンスを自分で行えるのも魅力のひとつです。その中でも、バルブクリアランスの調整はエンジンの性能を維持するために重要なメンテナンスです。</p>



<p class="wp-block-paragraph">この記事では、<span class="marker"><strong>作業前の注意点からバルブクリアランスの点検・調整方法、作業時のポイントまで</strong>、実際の作業をもとに分かりやすく解説</span>していきます。</p>



<p class="wp-block-paragraph">初めてタペット調整に挑戦する方の参考になれば幸いです。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">※本記事は参考情報です。<span class="marker">整備は<strong>自己責任</strong>で行ってください</span>。<span class="marker2">不安がある場合は、バイクショップなどの専門業者へ依頼することをおすすめ</span>します。</p>
</div>



<h2 class="wp-block-heading"><strong>バルブクリアランス（タペット）調整を行う前の注意点</strong></h2>



<figure class="wp-block-image size-full"><img fetchpriority="high" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_27_54.png" alt="" class="wp-image-4763" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_27_54.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_27_54-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_27_54-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_27_54.png 856w" sizes="(max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">バルブクリアランス（タペット）調整は、<span class="marker">エンジンを<strong>圧縮上死点</strong>の位置に合わせた状態で行う必要</span>があります。そのため、<span class="marker2">作業前に<strong>左側クランクケースカバーを取り外し、「T1」マークを確認しながら正確に位置合わせ</strong>を行います。</span></p>



<p class="wp-block-paragraph">また、<span class="marker2">シリンダーヘッド上部の点検カバーを取り外して作業するため、工具や調整ナットなどを<strong>エンジン内部へ落とさないよう十分注意</strong>してください</span>。万が一エンジン内部へ落下した場合は、<span class="marker">エンジンを車体から降ろして分解しなければ取り出せないこともあり、<strong>大掛かりな修理につながる可能性</strong>があります。</span></p>



<p class="wp-block-paragraph">さらに、バルブクリアランスを正確に調整するためには、<strong>事前にカムチェーンの張りを適正な状態へ調整しておくことが基本</strong>です。カムチェーンテンショナーが未調整の場合は、<span class="marker2">先にカムチェーンの張り調整を行ってからバルブクリアランスを調整</span>しましょう。</p>



<p class="wp-block-paragraph"><span class="marker2"><strong>カムチェーンテンショナーの調整方法については、別記事で詳しく解説</strong>していますので、未調整の方はそちらを参考に作業</span>を行ってください。↓</p>



https://ezomemo-blog.com/sr400-camchain-tensioner-adjustment/



<h2 class="wp-block-heading"><strong><strong>SR400バルブクリアランス（タペット）調整の目安と症状</strong></strong></h2>



<figure class="wp-block-image size-full"><img decoding="async" width="1000" height="563" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13.png" alt="" class="wp-image-4762" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13-300x169.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13-768x432.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13-320x180.png 320w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13-640x360.png 640w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_25_13.png 856w" sizes="(max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">メーカーから明確な指定距離はありませんが、以下を目安に点検・調整を行うと良いでしょう。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>約<strong>10,000km～20,000km</strong>ごと</li>



<li><strong>車検（2年）ごと</strong>に1回</li>
</ul>
</div>



<p class="wp-block-paragraph">また、走行距離に関係なく、次のような症状が出ている場合は点検をおすすめします。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>エンジンから<strong>「カチカチ」「カタカタ」という音</strong>が大きくなった</li>



<li>エンジンが掛かりにくい</li>



<li>アイドリングが不安定</li>



<li>長期間点検・調整をしていない</li>
</ul>
</div>



<p class="wp-block-paragraph">バルブクリアランスが規定値から外れると、異音や出力低下、始動性の悪化などの原因になります。<span class="marker2">特にクリアランスが狭すぎる状態を放置すると、<strong>バルブ焼損など重大なエンジントラブルにつながる恐れ</strong>があります。</span></p>



<p class="wp-block-paragraph">エンジンの性能を維持し、<span class="marker">トラブルを防ぐためにも、<strong>定期的に点検・調整</strong>を行いましょう。</span></p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ</strong><strong><br></strong><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a>&nbsp;</li>



<li><strong>ラチェットレンチ<br>ソケット</strong>（12・22・27mm）<br>※22・27mmはカムチェーンテンショナー調整用。<strong>周辺が狭いため、一般的なラチェットレンチでは作業できない場合があります。</strong><br><a href="https://www.amazon.co.jp/dp/B00G8PR32O?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51GmxP+E4pL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>レンチ</strong>（12・19・22・27mm）（27・22mmは<strong>車載工具</strong>でも代用可能）<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>スパークプラグソケット</strong>（車載工具でも代用可能ですが、ソケットの方がトルク管理を行うのに便利）<br><a href="https://www.amazon.co.jp/dp/B07BP6KVK3?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41wmvI+0JRL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>バルブアジャスティングツール</strong>（90890-04133）<br><span class="marker2">※<strong>プライヤー</strong>や<strong>小さめのモンキーレンチ</strong>でも代用可能です。</span><br><a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90890-04133%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90890-04133%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/90890-04133.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>樹脂ハンマー／ゴムハンマー</strong><strong><br></strong><a href="https://www.amazon.co.jp/dp/B00264ODX8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21qYy53NMvL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>5mm六角レンチ</strong>　<strong>長・短</strong>（タペット・クランクケースカバー用。）<br><span class="marker">※タペットカバー周辺は狭いため、<strong>先端の短いタイプ</strong>も用意する。</span><br><a href="https://www.amazon.co.jp/dp/B071Z756BX?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41lnqhOQPcL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>マイナスドライバー</strong>（クリアランスが小さいため、短めのものを用意）<br><a href="https://www.amazon.co.jp/dp/B002SSSQTO?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31PL4fvAlTL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ロングノーズプライヤー</strong>（タンクのホースを外す際にあると便利）<br><a href="https://www.amazon.co.jp/dp/B0BZ4PJQ1C?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31mBcEh2qkL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ホースクリッププライヤー</strong>（タンクのホースを外す際にあると便利）<br><a href="https://www.amazon.co.jp/dp/B0DV5D2K5J?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21+Lcwb1BOL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>内装剥がし</strong>（タンクのホースを外す際にあると便利）<br><a href="https://www.amazon.co.jp/dp/B07NWHDTZG?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31jNNr+rhPL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>シックネスゲージ</strong>（0.07～0.17mm）<br><a href="https://www.amazon.co.jp/dp/B0083DOMOQ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/311S+b05LeL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>養生テープ</strong><br><a href="https://www.amazon.co.jp/dp/B0F7XHCLX9?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31+py+Q34pL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>木材等</strong>（サイズ60×100×500）<br>※タンクを浮かせる際に使用。タンクを取り外す場合は必要ありません。</li>



<li><strong>グローブ</strong><strong><br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong></li>
</ul>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>ネジロック剤</strong>（タペットカバーのキャップボルト用）<br>※<strong>使用温度・強度を確認して適切なものを使用</strong>してください。なお、<span class="marker">掲載品は筆者が使用したものです。使用する場合は<strong>自己責任</strong>でお願いします。</span><br><a href="https://www.amazon.co.jp/dp/B0FN7CZFNB?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31xHQx28I7L._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>エンジンオイル</strong>（ガスケットに少量塗布）<br><a href="https://www.amazon.co.jp/dp/B07PZ6NRB4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41hf-mdipiL._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>交換推奨部品</strong></h3>



<ul class="wp-block-list">
<li><strong>カムチェーンテンショナーキャップ</strong>（1JN-12212-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F1jn-12212-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F1jn-12212-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/1jn1221200-3gw7a97-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>Ｏリング</strong>（93210-32172）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-32172%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-32172%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000102-y2-93210-32172.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/mcmanaic/gy01799.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト短</strong>（91314-06025）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバー</strong>（3GW-15411-00）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LRZB9Q0?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000247-y2-3gw-15411-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーダンパー</strong>（3HT-15326-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000248-y2-3ht-15326-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>タペットカバーOリング×２</strong>（93210-49296）※吸気排気同品番です<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000025-y2-93210-49296.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>タペットカバー×2</strong>（2J2-11186-00）※吸気排気同品番です<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LS9VRH6?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F2j2-11186-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F2j2-11186-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/2j21118600-3gw7a97-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>タペットカバーボルト短×１</strong>（旧：90110-06247　新：91314-06016）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fglobal-moto%2F9011006247-3gw7a97-mu%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fglobal-moto%2F9011006247-3gw7a97-mu%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/suzukimotors-dop-net/uugh114.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>タペットカバーボルト長×３</strong>（91314-06018）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LVTMB0Q?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06018%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06018%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/9131406018-3gw7a97-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>アジャスティングスクリュー×２</strong>（3HT-12159-R0）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-12159-r0%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-12159-r0%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000074-y2-3ht-12159-r0.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>アジャスティングスクリューロックナット×２</strong>（90170-08173）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90170-08173%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90170-08173%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hirochi/90170-08173.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph">※ガスケット類は<strong>再利用可否に関わらず、必ず事前に用意</strong>しておきましょう。</p>
</div>



<h2 class="wp-block-heading"><strong>SR400バルブクリアランス（タペットクリアランス）調整作業手順</strong></h2>



<p class="wp-block-paragraph">エンジン内部のクリアランスは温度によって変化するため、<span class="marker"><strong>必ず完全に冷えた状態で作業</strong>を行います。</span><span class="marker2">目安としては、<strong>前日にエンジンを停止しておく程度まで冷えている状態</strong>が理想です。</span></p>



<h3 class="wp-block-heading"><strong>①車体を安定させる</strong></h3>



<ul class="wp-block-list">
<li>平坦で安定した場所に車体を設置し、<strong>センタースタンド</strong>を使用して車体を安定させる<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②カムチェーンの遊び調整を行う</strong></h3>



<p class="wp-block-paragraph"><span class="marker2">バルブクリアランスを正確に調整するため、<strong>事前にカムチェーンの張りを適正な状態に調整</strong>することをオススメします。</span></p>



<p class="wp-block-paragraph">今回は<strong>カムチェーンの遊び調整手順を簡略化して紹介</strong>しています。<br><span class="marker2">詳しい作業手順は別記事で解説</span>していますので、そちらを参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-camchain-tensioner-adjustment/



<h4 class="wp-block-heading"><strong>カムチェーンテンショナーのキャップを取り外す</strong></h4>



<ul class="wp-block-list">
<li>エンジン右内側の<strong>カムチェーンテンショナーキャップ</strong>を確認する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4605" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カムチェーンテンショナーキャップ（27ｍｍ）</strong>をレンチで取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4607" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>キャップ内側の<strong>Oリング</strong>を確認し、劣化・損傷がある場合は新品に交換する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4609" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>テンショナーを調整する</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg" alt="" class="wp-image-4661" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><strong>中央のテンショナー先端と外側アジャスターの</strong><span class="marker2"><strong>端面が面一（同じ高さ）</strong>になれば適正</span>です。<br><span class="marker">※中央のテンショナーは回さず、<strong>マイナスドライバーで固定したまま作業</strong>します。</span></p>



<ul class="wp-block-list">
<li><strong>アジャスター（10mm）</strong>を固定しながら、<strong>ロックナット（22mm）</strong>を緩める。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4660" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>中央のテンショナー</strong>を<strong>マイナスドライバー</strong>で固定し、<strong>アジャスター（10mm）</strong>を回して面一に調整する。
<ul class="wp-block-list">
<li>アジャスターが高い：<strong>時計回り</strong></li>



<li>アジャスターが低い：<strong>反時計回り</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4613" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>
</li>



<li><span class="marker2">アジャスターを固定しながら</span>、<strong>ロックナット（22mm）</strong>を<span class="marker"><strong>38N·m</strong>で締め付ける</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4659" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>締め付け後、<strong>再度面一になっていることを確認</strong>する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4617" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※周辺が狭く、<strong>トルクレンチが使用できない場合</strong>があります。筆者は<strong>車載工具</strong>を使用しましたが、<span class="marker2">可能な限り規定トルクで締め付けてください</span>。</p>
</div>



<h4 class="wp-block-heading"><strong>テンショナーキャップを取り付ける</strong></h4>



<ul class="wp-block-list">
<li><strong>Oリングを正しくセット</strong>し、キャップを取り付ける。<br><span class="marker">※Oリングのねじれ・劣化・損傷はオイル漏れの原因になるため注意。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4618" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4621" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>キャップ（27mm）</strong>を<span class="marker"><strong>18N·m</strong>で締め付ける。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4622" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※周辺が狭く、<strong>トルクレンチが使用できない場合</strong>があります。<span class="marker2">可能な限り規定トルクで締め付けてください。</span></p>
</div>



<h3 class="wp-block-heading"><strong>③燃料タンクを浮かせる</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph"><span class="marker">タペットカバーへのアクセスには燃料タンクが干渉するため、<strong>基本的にはタンクを取り外して作業</strong>します。</span></p>



<p class="wp-block-paragraph">ただし、SR400 FIの燃料タンクは脱着の難易度が高いため、<span class="marker2">今回は<strong>木材でタンクを浮かせて作業する方法</strong>を紹介します。</span></p>



<p class="wp-block-paragraph">なお、<span class="marker">今回紹介する方法は、<strong>YouTubeで公開されている動画を参考</strong>にしています。通常のタンク脱着とは異なる方法のため、参考にする際は十分注意してください。&nbsp;</span></p>



<p class="wp-block-paragraph"><strong>参考動画<br></strong><a href="https://youtu.be/Kw6e1tAA4jw?utm_source=chatgpt.com" target="_blank" rel="noopener">YouTube｜参考動画</a></p>



<p class="wp-block-paragraph">本来はタンクを取り外して行う作業のため、<span class="marker">この方法を参考にする場合は<strong>自己責任で作業してください。</strong></span></p>



<p class="wp-block-paragraph"><span class="marker2"><strong>燃料タンクを取り外す場合は、以下の別記事で詳しく解説</strong></span>していますので参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-fueltank-installation-removal/
</div>



<ul class="wp-block-list">
<li>燃料コックを<strong>OFF</strong>にする。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1235" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111818.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li><strong>メインキーをON/OFFに3～4回繰り返し</strong>、電磁ポンプを作動させてコレクタータンク内の燃料を送り出す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1236" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_111848.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li><strong>エンジンを始動</strong>し、<span class="marker2">エンストするまで待つ</span>。<br>※<span class="marker">エンジンが止まったら、忘れずに<strong>キーをＯＦＦ</strong>にすること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1238" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112041.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1237" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112403.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li><strong>シート</strong>を取り外す。<strong><br></strong><span class="marker2"><strong>詳しい取り外し方法は別記事を参照</strong></span>してください。↓<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1239" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112445.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



https://ezomemo-blog.com/sr400-seat-installation-removal/



<ul class="wp-block-list">
<li>タンク上部の<strong>ブリーザーホース</strong>を取り外す。<strong><br>クリップ</strong>をずらし、内装剥がしなどを使用して取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1261" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_123037-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1263" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_134644.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>燃料コックの<strong>フューエルホース</strong>を取り外す。<strong><br></strong>ガソリンが垂れる可能性があるため、<strong>ウエス</strong>などで受ける。取り外した後は、<span class="marker2">ニップル部にもウエスを巻いておく</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1242" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_112748.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1198" height="900" class="wp-image-1245" style="" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_113611.jpg 856w" sizes="auto, (max-width: 1198px) 100vw, 1198px" /><br></li>



<li>タンク後方の<strong>固定ボルト（12mm）</strong>を取り外す。<strong><br>ワッシャー</strong>を紛失しないよう注意する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1265" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114822.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1267" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251214_114927.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>タンク後方を浮かせ、<strong>ウエス</strong>などを挟んでおく。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4795" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105451.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4796" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_105529.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li><strong>タンク</strong>を持ち上げながら、<strong>3～4cmほど後方へ移動</strong>させる。<br>フレームに傷が付かないよう、あらかじめ<strong>養生テープ</strong>などで保護しておく。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4797" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110017.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4798" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110110.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4801" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110439.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>タンク前方を持ち上げ、<span class="marker2">フレームとタンクの間に<strong>木材</strong>を差し込んでタンクを浮かせる。</span><br><span class="marker2">木材がハンドルに乗るようにすると安定</span>します。<br><span class="marker"><strong>木材サイズ例：60×100×500mm</strong></span><br>※<span class="marker">タンクを必要以上に持ち上げると、<strong>燃料コックからガソリンが漏れる</strong>場合があるため注意</span>してください。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4802" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110614.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4803" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110636.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4804" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110732.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<p class="wp-block-paragraph"><span class="marker2">これで、<strong>タンクを浮かせた状態でタペットカバーへアクセス</strong>できるようになります。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903-1024x769.jpg" alt="" class="wp-image-4805" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_110903-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<h3 class="wp-block-heading"><strong>④スパークプラグを取り外す</strong></h3>



<p class="wp-block-paragraph">今回は、<strong>スパークプラグの脱着手順を簡略化して紹介しています。</strong><br><span class="marker2"><strong>スパークプラグ脱着の詳しい手順は別記事で解説</strong></span>していますので、参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-spark-plug-inspection-replacement/



<ul class="wp-block-list">
<li><strong>スパークプラグキャップ</strong>を引き抜いて取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1001" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1002" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スパークプラグ</strong>を<strong>ソケットレンチやソケット</strong>で反時計回りに回して取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1004" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1007" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑤クランクケースカバー（左側）を取り外す</strong></h3>



<ul class="wp-block-list">
<li><strong>ヘキサゴンレンチ（六角5ｍｍ）</strong>で、<strong>ヘキサゴンボルト（長1＋短4）</strong> を取り外す<br><strong><span class="marker">右側中央のボルトだけ長い</span></strong>ため、間違えないように保管すること<br><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4684" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker">※<strong>対角線になるよう順番に緩める</strong>のが基本</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4685" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4687" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4686" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ボルトを取り外したら、<strong>クランクケースカバー</strong>を開ける<br><span class="marker2">※カバーを外す際はガスケットを破らないよう慎重に作業を行う</span><br>最初は固着して動かないことが多いため、<span class="marker2">無理に回そうとせず、<strong>ゴムハンマー</strong>などで軽くたたいて緩めるようにするとよい</span>です<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4688" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4689" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ガスケット</strong>を取り外す。<br>ガスケットが固着している場合は、<strong>プラスチックや木製のヘラ・スクレーパー</strong>など、<span class="marker2">金属面を傷つけない工具を使用して慎重に剥がす。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4691" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4692" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※<span class="marker">ガスケットが破損した場合は<strong>必ず新品へ交換</strong>してください</span>。密閉性が失われ、<span class="marker2">オイル漏れや水分・異物の侵入によるエンジントラブルの原因</span>となります。</p>
</div>



<h3 id="6" class="wp-block-heading"><strong>⑥タペットカバーを取り外す</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201-1024x769.jpg" alt="" class="wp-image-5050" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161201-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1-1024x769.jpg" alt="" class="wp-image-5049" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_161218-1-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<div class="wp-block-jin-gb-block-box simple-box5">
<p class="wp-block-paragraph">SR400は単気筒エンジンのため、<span class="marker2">調整箇所は<strong>吸気側と排気側の2か所</strong>です</span>。<br><span class="marker">どちらから作業しても問題ありませんが、異物混入を防ぐため、<strong>作業する側のカバーのみ取り外してください。</strong></span></p>



<p class="wp-block-paragraph">※<span class="marker"><strong>ナットや工具をエンジン内部へ落とさないよう、周囲の養生と工具の取り扱いには十分注意</strong>しましょう。</span></p>
</div>



<ul class="wp-block-list">
<li>タペットカバーの<strong>キャップボルト×2（六角5mm）</strong>を<strong>六角レンチ</strong>で取り外す。<br><span class="marker">※<strong>吸気側右側のボルトのみ短い</strong>ため、取り付け時に間違えないよう分けて保管</span>する。<br><span class="marker2">吸気側は作業スペースが狭いため、<strong>先端の短い六角レンチ</strong>を使用</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4810" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130630.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4807" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130835.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4811" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133638.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4809" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130908.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5047" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_165622.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker2"><br></span></li>



<li>ボルトを外したら<strong>タペットカバー</strong>を取り外す。固着している場合は、<strong>ゴムハンマー</strong>で軽く叩いて緩めると外しやすい。<br><span class="marker">※強く叩くとカバーが歪む恐れがあるため注意。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4815" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130951.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4816" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131009.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>カバー内側には<strong>Oリング</strong>がセットされているため、紛失しないように注意<strong><br></strong><span class="marker">Ｏリングが変形・劣化・損傷している場合は<strong>必ず新品に交換</strong>すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4817" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131215.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4818" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131303.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑦フライホイールを回して圧縮上死点にする</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg" alt="" class="wp-image-4693" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">バルブクリアランスを調整するには、ピストンを<strong>圧縮上死点</strong>に合わせる必要があります。</p>



<p class="wp-block-paragraph">フライホイールの「T1」マーク<strong>をクランクケース側の</strong>合いマークに合わせるとピストンが上死点になりますが、<span class="marker2">SR400は4ストロークエンジンのため、<strong>圧縮上死点と排気上死点の2か所</strong>でT1マークが一致します</span>。</p>



<p class="wp-block-paragraph">そのため、<span class="marker"><strong>プラグ穴から空気が押し出されることを確認してからT1マークを合わせる</strong>ことで、圧縮上死点を判断します。</span></p>
</div>



<h4 class="wp-block-heading"><strong>圧縮上死点の合わせ方</strong></h4>



<ul class="wp-block-list">
<li><span class="marker"><strong>プラグ取付穴を指で軽く塞ぎ</strong>、フライホイール中心の<strong>ナット（19mm）</strong>を<strong>反時計回り</strong>に回す</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4694" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4695" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>フライホイールを回していくと、<span class="marker2">圧縮工程で<strong>プラグ取付穴から空気が押し出され、指に圧力を感じる</strong>。</span><br>空気が押し出されることを確認したら、そのままゆっくりフライホイールを回します。<img loading="lazy" decoding="async" width="1000" height="667" class="wp-image-4697" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12-300x200.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12-768x512.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4696" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>「T1」マークをクランクケース側の合いマークに合わせる。</strong><br>これで<strong>圧縮上死点</strong>となります。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4696" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker"><strong>ロッカーアーム</strong>を指で軽く上下に動かし、<strong>クリアランスがあることを確認</strong>する。</span><br>ロッカーアームに隙間があれば、正しく圧縮上死点に合わせられています。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5051" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164540.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>ロッカーアームに隙間がない場合は、<strong>フライホイールをさらに1周回し、再度「T1」マークを合いマークに合わせる。</strong><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph">　●<strong>ポイント</strong><br><strong>「プラグ穴から空気が押し出される」→「T1マークを合いマークに合わせる」→「ロッカーアームにクリアランスがあることを確認する」</strong><br><span class="marker2">この3点を確認することで、<strong>圧縮上死点を確実に判断</strong>できます。</span></p>
</div>



<h3 class="wp-block-heading"><strong>⑧バルブクリアランスを測定する</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph">調整前に、<strong>現在のバルブクリアランスを測定</strong>する。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654-1024x769.jpg" alt="" class="wp-image-5052" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163654-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>
</div>



<ul class="wp-block-list">
<li><span class="marker2"><strong>アジャスターエンドとバルブステムの隙間</strong>に<strong>シックネスゲージ</strong>を差し込み、クリアランスを測定</span>する。<br>※隙間が奥まっているため、ゲージを<strong>軽く曲げて差し込む</strong>と入れやすい。<br><span class="marker2">抵抗感が分かりにくい場合は、<strong>薄いゲージから順に厚くしていき、入らなくなる直前の厚み</strong>をクリアランスとする。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5055" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163810.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5056" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163837.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>↑参考画像の状態では、<strong>バルブクリアランスは0.13～0.14mm程度</strong>と判断できます。</li>



<li>SR400の<strong>規定バルブクリアランス<br></strong><span class="marker">吸気側：<strong>0.07～0.12mm<br></strong>排気側：<strong>0.12～0.17mm</strong></span><br></li>



<li>測定値が規定範囲外の場合は、<strong>バルブクリアランスを調整する。<br></strong></li>
</ul>



<h3 class="wp-block-heading"><strong>⑨バルブクリアランスの調整</strong></h3>



<h4 class="wp-block-heading"><strong>アジャスティングスクリューの点検・交換</strong></h4>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph"><span class="marker">調整前に<strong>アジャスティングスクリュー</strong>の当たり面を点検</span>すること。<br>摩耗や傷がある場合は正確な調整ができないため、<strong>新品に交換</strong>する<strong>。</strong><br>また、<span class="marker">作業中は<strong>ナットやアジャスティングスクリューをエンジン内部へ落とさないよう細心の注意を払ってください。</strong></span></p>
</div>



<ul class="wp-block-list">
<li><strong>アジャスティングスクリュー</strong>を固定している<strong>ロックナット（12ｍｍ）</strong>を<strong>レンチ</strong>を使用して緩める<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5057" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163341.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>アジャスティングスクリュー</strong>を左に回して取り外す<br><span class="marker"><strong>※エンジン内にアジャスティングスクリューやロックナットを落とさないよう注意</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5058" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164530.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5059" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>スクリュー先端の<strong>バルブとの当たり面</strong>を確認する。<br><span class="marker">当たり面が削れていたり、きれいな曲面でない場合は<strong>新品に交換</strong>する</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5067" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_162837.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>筆者は<span class="marker2"><strong>約20,000km使用</strong>しましたが、多少の当たり跡はあるものの、まだ使用できる程度の摩耗状態でした。</span>今回は念のため新品に交換します。<br></li>



<li>点検・交換後、<strong>アジャスティングスクリュー</strong>をロッカーアームに再度取り付ける。<br><span class="marker"><strong>※エンジン内にアジャスティングスクリューやロックナットを落とさないよう注意</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5059" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163203.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5069" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163301.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>バルブクリアランスの調整</strong></h4>



<ul class="wp-block-list">
<li><strong>アジャスティングスクリュー</strong>を<span class="marker"><strong>バルブアジャスティングツール</strong>で回して、バルブクリアランスを調整</span>する。
<ul class="wp-block-list">
<li><strong>右回り</strong>：クリアランスが<strong>狭くなる</strong>　｜　<strong>左回り</strong>：クリアランスが<strong>広くなる</strong></li>



<li>SR400バルブクリアランス規定値：<br><span class="marker2">吸気（インテーク）側：<strong>0.07～0.12mm</strong><br>排気（エキゾースト）側：<strong>0.12～0.17mm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5071" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163040.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5070" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163414.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>
</ul>
</li>



<li>規定値に合わせたら、<span class="marker2"><strong>アジャスティングスクリュー</strong>を<strong>ツール</strong>で固定しながら</span>、<strong>ロックナット（12ｍｍ）</strong>を<strong>レンチ</strong>で固定。<span class="marker">その後、規定トルクで締め付ける。</span><br><span class="marker"><strong>規定トルク：27Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5073" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_163928.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5072" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164653.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li>ロックナット締め付け後、<strong>必ず再度クリアランスを測定</strong>する。<br><span class="marker">規定値から外れている場合は、<strong>調整 → 締め付け → 測定</strong> を繰り返す。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5074" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_164738.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box9">
<p class="wp-block-paragraph">※<span class="marker2">ロックナットを締め付けるとクリアランスが狭くなる傾向</span>があるため、<span class="marker">ロックナット締め付け時にスクリューを微調整すると規定値に合わせやすい。</span>&nbsp;</p>
</div>



<h3 class="wp-block-heading"><strong>⑩タペットカバーを取り付ける</strong></h3>



<p class="wp-block-paragraph">バルブクリアランス調整が完了したら、タペットカバーを取り付ける。</p>



<ul class="wp-block-list">
<li>タペットカバー内側に<strong>Oリング</strong>を正しくセットする。<br>カバーとOリングは、<span class="marker2">吸気側・排気側ともに同サイズ・同品番</span>です。<br><span class="marker">Ｏリングが変形・劣化・損傷している場合は<strong>必ず新品に交換</strong>すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5075" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133950.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5076" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133843.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<ul class="wp-block-list">
<li><strong>排気側（エキゾースト側）の車体右側の短いボルト</strong>は<strong>ネジロック剤</strong>を塗布する<br><span class="marker">※<strong>使用温度・強度</strong>を確認して適切なものを使用してください</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5081" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172846.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>キャップボルト（六角5ｍｍ）</strong>を取り付け、規定トルクで締め付ける。<br><span class="marker"><strong>規定トルク：10N·m</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5077" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133244.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5082" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260827_172946.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5083" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_133458.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑪反対側（吸気側・排気側）のバルブクリアランス調整</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph">片側の調整が完了したら、<strong><a href="https://ezomemo-blog.com/sr400-valve-clearance-tappet-adjustment/#6">手順⑥に戻り</a></strong>、<strong>もう一方（吸気側または排気側）の調整</strong>を行う。</p>
</div>



<p class="wp-block-paragraph">圧縮上死点では吸気・排気ともにバルブが閉じているため、<span class="marker"><strong>「T1」マークと合いマークが一致していること、ロッカーアームにクリアランスがあること</strong>を確認してから調整</span>する。&nbsp;</p>



<h3 class="wp-block-heading"><strong>⑫クランクケースカバー（左側）を取り付ける</strong></h3>



<ul class="wp-block-list">
<li>クランクケースとケースカバーの合わせ面に残った、<strong>汚れや古いガスケットをきれいに除去。</strong><br>※<strong>プラスチック製や木製のヘラ・スクレーパー</strong>などを使用し、<span class="marker">合わせ面を傷つけないよう注意してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4721" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4722" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ガスケットに<strong>エンジンオイル</strong>を薄く塗布しておく。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4709" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker">※ガスケットが破れている場合は、<strong>必ず新品に交換</strong>すること</span><br></li>



<li><strong>ガスケット</strong>を忘れずに取付け、<strong>クランクケースカバー</strong>をクランクケースへセット<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4710" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4711" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ヘキサゴンボルト（六角5ｍｍ）×５本</strong>で規定トルクで締め付ける<br>※<span class="marker"><strong>右側中央のボルトのみ長い</strong>ため注意</span>。<span class="marker2">最初は手でねじ込み、確実にかみ合っていることを確認してから、<strong>対角線順に締め付ける。</strong></span><br><span class="marker"><strong>規定トルク：10Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4686" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4715" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4713" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4714" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li><span class="marker2">ガスケットがずれていないことを確認しながら取り付け</span>ること<br><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑬スパークプラグを取り付ける</strong></h3>



<p class="wp-block-paragraph">今回は、<strong>スパークプラグの脱着手順を簡略化して紹介しています。</strong><br><span class="marker2"><strong>スパークプラグ脱着の詳しい手順は別記事で解説</strong></span>していますので、参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-spark-plug-inspection-replacement/



<ul class="wp-block-list">
<li><strong>スパークプラグ</strong>を<span class="marker"><strong>手締めでゆっくり回し入れ</strong></span>取り付け、規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：25Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1013" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1016" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スパークプラグキャップ</strong>を確実に差し込み、取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1018" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑭燃料タンクを取り付ける</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph"><strong>燃料タンク</strong>を元通りに取り付ける。<br>なお、<span class="marker2"><strong>タンクを完全に取り外した場合の取り付け手順は、別記事で詳しく解説</strong></span>しています。↓</p>



https://ezomemo-blog.com/sr400-fueltank-installation-removal/
</div>



<ul class="wp-block-list">
<li>差し込んでいた<strong>木材</strong>を取り外し、タンク前方をゆっくり下ろす<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4820" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144144.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4821" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144245.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li><strong>養生テープ</strong>を取り外し、タンクを前方へ元の位置にセットする<strong><br></strong><span class="marker">フレームに傷を付けないよう注意する</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4822" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144342.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4823" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144414.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4824" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_144530.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>タオルやウエス</strong>を外し、<strong>ワッシャー</strong>をセットして<strong>固定ボルト（12mm）</strong>を規定トルクで締め付ける。<br><span class="marker"><strong>規定トルク：16Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1310" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153422.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1311" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153537.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>燃料コックの<strong>フューエルホース</strong>を接続し、<strong>固定バンド</strong>を元の位置に戻す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1325" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154447.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1326" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154455.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1327" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154512.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>タンク上部の<strong>ブリーザーホース</strong>を接続し、<strong>クリップ</strong>を元の位置に戻す<img loading="lazy" decoding="async" width="1000" height="750" class="wp-image-1314" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153650-1-rotated.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153650-1-rotated.jpg 900w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153650-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153650-1-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153650-1-rotated.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1316" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_153900.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1317" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154035.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>シート固定ボルト（12mm）</strong>2本で<strong>シート</strong>を固定する<br><span class="marker"><strong>規定トルク：16Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1154" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>詳しいシート取り付け手順は別記事を参照してください。</li>
</ul>



https://ezomemo-blog.com/sr400-seat-installation-removal/



<ul class="wp-block-list">
<li>燃料コックを<strong>ON</strong>にする<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1329" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251221_154519.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑮最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-18_59_13.png" alt="" class="wp-image-4784" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-18_59_13.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-18_59_13-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-18_59_13-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-18_59_13.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">作業完了後は、エンジンを始動する前に以下の項目を確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li><strong>吸気・排気側のバルブクリアランスが規定値内</strong>になっているか</li>



<li><strong>アジャスティングスクリューのロックナット</strong>が規定トルクで締め付けられているか</li>



<li><strong>タペットカバーのキャップボルト</strong>が規定トルクで締め付けられているか</li>



<li><strong>クランクケースカバーのボルト</strong>が規定トルクで締め付けられているか</li>



<li><strong>スパークプラグが規定トルクで締め付けられ、プラグキャップが確実に取り付けられているか</strong></li>



<li><strong>タペットカバーのOリング、クランクケースカバーのガスケット</strong>が正しくセットされているか</li>



<li><strong>フューエルホースやブリーザーホース</strong>など、取り外した部品がすべて元通りに接続。<strong>クリップで固定</strong>されているか</li>



<li><strong>工具やウエスなどの置き忘れ</strong>がないか</li>
</ul>
</div>



<p class="wp-block-paragraph">確認が完了したら<strong>エンジンを始動</strong>し、以下を確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li><strong>タペットカバーやクランクケースカバー周辺からオイル漏れ</strong>がないか</li>



<li><strong>燃料ホース周辺からガソリン漏れ</strong>がないか</li>



<li><strong>異音や異常な振動</strong>がないか</li>
</ul>
</div>



<p class="wp-block-paragraph">すべて問題がなければ、<span class="marker2"><strong>SR400のバルブクリアランス（タペット）調整作業</strong></span>は完了です。</p>



<h2 class="wp-block-heading"><strong>規定トルクまとめ</strong></h2>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>カムチェーンテンショナーキャップ：<strong>18Ｎｍ</strong></li>



<li>カムチェーンアジャスターのロックナット：<strong>38Ｎｍ</strong></li>



<li>タンク固定ボルト：<strong>16Nm</strong></li>



<li>アジャスティングスクリューロックナット：<strong>27Nm</strong></li>



<li>タペットカバーキャップボルト：<strong>10Nm</strong>&nbsp;</li>



<li>左側クランクケースヘキサゴンボルト：<strong>10Nm</strong></li>



<li>スパークプラグ：<strong>25Nm</strong></li>



<li>シート固定ボルト：<strong>16Ｎｍ</strong></li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">ということで今回は<span class="marker2"><strong>SR400のバルブクリアランス（タペットクリアランス）調整作業</strong></span>について解説しました。</p>



<p class="wp-block-paragraph">タペット調整は、エンジンの性能や始動性を維持するために重要なメンテナンスです。作業時は、</p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li><strong>圧縮上死点を正確に合わせること</strong></li>



<li><strong>規定値にクリアランスを調整すること</strong></li>



<li><strong>各部を確実に締め付けること</strong></li>
</ul>
</div>



<p class="wp-block-paragraph">がポイントです。</p>



<p class="wp-block-paragraph">また、<span class="marker">作業前には<strong>カムチェーンの張りを適正な状態に調整しておくこと</strong>も忘れないようにしましょう。</span></p>



<p class="wp-block-paragraph">エンジン内部を開けて行う作業のため、工具や部品の落下には十分注意し、<span class="marker2">少しでも不安がある場合は<strong>無理をせず専門業者へ依頼することをおすすめ</strong></span>します。</p>



<p class="wp-block-paragraph">この記事が、SR400のバルブクリアランス調整に挑戦する方の参考になれば幸いです。</p>



<p class="wp-block-paragraph"><strong>それでは良きSRライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）</li>
</ul>


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					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）</li>
</ul>


		<div class="pochipp-box"
			data-id="4728"
			data-img="l"
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			data-sale-effect="flash"
			 data-cvkey="1fe584fb"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/91314-06035.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ボルト ソケット 91314-06035 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥132						<span>（2026/08/28 08:19時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーボルト短</strong>（91314-06025）</li>
</ul>


		<div class="pochipp-box"
			data-id="3564"
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			data-sale-effect="flash"
			 data-cvkey="5cdfd8bd"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/91314-06025.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ボルト ソケット 91314-06025 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥143						<span>（2026/08/28 06:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバー</strong>（3GW-15411-00）</li>
</ul>


		<div class="pochipp-box"
			data-id="4730"
			data-img="l"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="524cf0af"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload058/3gw-15411-00.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 カバー クランクケース1 3GW-15411-00 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥8,822						<span>（2026/08/28 08:19時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
					<div class="pochipp-box__btnwrap -amazon">
								<a href="https://www.amazon.co.jp/dp/B01LRZB9Q0?tag=murasakipeopl-22" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000247-y2-3gw-15411-00.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーダンパー</strong>（3HT-15326-00）</li>
</ul>


		<div class="pochipp-box"
			data-id="4731"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="02c7a6da"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload058/3ht-15326-00.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ダンパ エンジンマウント 2 3HT-15326-00 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥1,078						<span>（2026/08/28 08:19時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000248-y2-3ht-15326-00.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>タペットカバーOリング×２</strong>（93210-49296）※吸気排気同品番です</li>
</ul>


		<div class="pochipp-box"
			data-id="4772"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="8ffd0abe"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload1070/93210-49296.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						【即納】 ヤマハ純正 O-リング(583CYL.HEAD 93210-49296 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥640						<span>（2026/08/28 08:20時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-49296%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000025-y2-93210-49296.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>タペットカバー×2</strong>（2J2-11186-00）※吸気排気同品番です</li>
</ul>


		<div class="pochipp-box"
			data-id="4773"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="bab3937a"		>
							<div class="pochipp-box__image">
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						ヤマハ純正 カバー シリンダーヘッドサイド2 2J2-11186-00 JP店					</a>
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						¥2,992						<span>（2026/08/28 08:20時点 | 楽天市場調べ）</span>
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<p class="wp-block-paragraph"></p>



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<li><strong>タペットカバーボルト短×１</strong>（旧：90110-06247　新：91314-06016）</li>
</ul>


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						¥791						<span>（2026/08/28 08:20時点 | 楽天市場調べ）</span>
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<li><strong>タペットカバーボルト長×３</strong>（91314-06018）</li>
</ul>


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						【メーカー在庫あり】 ヤマハ純正 ボルト ソケット 91314-06018 JP店					</a>
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<li><strong>アジャスティングスクリュー×２</strong>（3HT-12159-R0）</li>
</ul>


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						¥1,485						<span>（2026/08/28 08:20時点 | 楽天市場調べ）</span>
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<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>アジャスティングスクリューロックナット×２</strong>（90170-08173）</li>
</ul>


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						¥121						<span>（2026/08/28 08:20時点 | 楽天市場調べ）</span>
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					<span>ポチップ</span>
				</div>
					</div>
	]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>SR400ステップダンパー自作計画 第4回（後編）｜KE-1600を後硬化して性能を検証</title>
		<link>https://ezomemo-blog.com/sr400-diy-step-damper-project5/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Wed, 26 Aug 2026 09:40:29 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=5015</guid>

					<description><![CDATA[第4回（前編）はこちら↓ SR400ステップダンパー自作計画 第4回（後編） SR400の振動を少しでも軽減できないか――。 そんな疑問から始まった、純正ステップダンパーの自作計画。 前回は、候補材料である信越シリコーン]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">第4回（前編）はこちら↓</p>



https://ezomemo-blog.com/sr400-diy-step-damper-project4/



<h2 class="wp-block-heading"><strong>SR400ステップダンパー自作計画 第4回（後編）</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg" alt="" class="wp-image-4628" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">SR400の振動を少しでも軽減できないか――。</span></p>



<p class="wp-block-paragraph">そんな疑問から始まった、純正ステップダンパーの自作計画。</p>



<p class="wp-block-paragraph">前回は、候補材料である信越シリコーン「KE-1600」を使ってテストピースを製作し、前硬化状態での硬度や弾力、耐久性、圧縮による変化などを検証しました。</p>



<p class="wp-block-paragraph">その結果、前硬化状態の硬度は<strong>約52A</strong>。</p>



<p class="wp-block-paragraph">純正ステップダンパーの約61Aより柔らかいものの、引っ張りやねじりに対する強度も高く、自作ダンパーの材料として十分可能性を感じる結果となりました。</p>



<p class="wp-block-paragraph">そして今回は、いよいよ<strong>後硬化実験</strong>です。</p>



<p class="wp-block-paragraph">KE-1600はカタログ上、150℃で30分間後硬化することで、硬度が約70Aになるとされています。</p>



<p class="wp-block-paragraph">本当にカタログ通りの硬度になるのか。</p>



<p class="wp-block-paragraph">さらに、<span class="marker">後硬化によって寸法・弾力・切削性・耐久性などにどのような変化が起こるのか。</span></p>



<p class="wp-block-paragraph">実際にテストしてみます。</p>



<h2 class="wp-block-heading"><strong>これまでの開発経過</strong></h2>



<p class="wp-block-paragraph">現在までの開発状況は以下のとおりです。</p>



<div class="wp-block-jin-gb-block-box simple-box7">
<p class="wp-block-paragraph"><strong>第1回</strong></p>



<ul class="wp-block-list">
<li>ステップダンパー自作計画スタート</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第2回</strong></p>



<ul class="wp-block-list">
<li>純正ダンパーの硬度・寸法・重量測定</li>



<li>シリコン材料の調査・選定</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第3回</strong></p>



<ul class="wp-block-list">
<li>ステップ取付部の寸法測定・構造分析</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第4回</strong></p>



<ul class="wp-block-list">
<li>KE-1600の検証（前硬化）</li>



<li>KE-1600の検証（後硬化）</li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>後硬化用のオーブンを用意</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644-1024x769.jpg" alt="" class="wp-image-5022" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180644-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">ついに<span class="marker2">後硬化用のオーブンを購入</span>しました。</p>



<p class="wp-block-paragraph">今回はオーブン本体だけでなく、庫内の実際の温度を確認するために<span class="marker2"><strong>オーブン温度計</strong>も用意</span>しています。</p>



<p class="wp-block-paragraph">設定温度を150℃にして、庫内に入れた温度計も150℃付近で安定していることを確認。</p>



<p class="wp-block-paragraph">これでようやく後硬化実験を始められます。</p>



<p class="wp-block-paragraph">今回は事前にもう1セットKE-1600のテストピースを製作しておきました。</p>



<p class="wp-block-paragraph">さらに、後硬化時の状態によって違いが出るのか確認するため、</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>カップから脱型してから後硬化するもの</li>



<li>カップに入れたまま後硬化するもの</li>
</ul>
</div>



<p class="wp-block-paragraph">の2種類を用意しました。</p>



<p class="wp-block-paragraph">後硬化前の状態は以下のとおりです。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>状態</th><th>硬度</th><th>厚み</th></tr></thead><tbody><tr><td>カップあり</td><td>51.5A</td><td>測定不可</td></tr><tr><td>カップなし</td><td>表51.0A／裏53.0A</td><td>12.2mm</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">それでは、この2つを150℃で加熱してみます。</p>



<h2 class="wp-block-heading"><strong>150℃で30分間後硬化してみる</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708-1024x769.jpg" alt="" class="wp-image-5023" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_180708-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">オーブンを150℃まで温め、温度計でも庫内が150℃付近になっていることを確認してからテストピースを入れます。</p>



<p class="wp-block-paragraph">後硬化時間は<strong>30分間</strong>。</p>



<p class="wp-block-paragraph"><span class="marker">カタログ上では、この条件で<strong>硬度約70A</strong></span>となっています。</p>



<p class="wp-block-paragraph">30分後、テストピースをオーブンから取り出しました。</p>



<p class="wp-block-paragraph">当然ですが、取り出した直後はかなり高温です。</p>



<p class="wp-block-paragraph">この状態では安全に触ることができず、温度によって硬度測定にも影響が出る可能性があるため、まずは常温まで冷えるのを待ちます。</p>



<h2 class="wp-block-heading"><strong>カップに入れたまま後硬化すると脱型が大変だった</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406-1024x769.jpg" alt="" class="wp-image-5025" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_194406-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">まず気になったのが、<strong>カップに入れたまま後硬化したテストピース</strong>です。</p>



<p class="wp-block-paragraph">前硬化状態では、カップとの隙間にエアーを吹き込むだけで簡単に脱型できました。</p>



<p class="wp-block-paragraph">ところが、後硬化後はまったく様子が違います。</p>



<p class="wp-block-paragraph"><span class="marker">エアーブローだけでは最後まで外すことができず、<strong>最終的には金属製のヘラを使って慎重にこじりながら脱型</strong>することになりました。</span></p>



<p class="wp-block-paragraph">後硬化による寸法変化によってカップとの密着が強くなったのか、表面が固着したのか、今回の実験だけでは明確な原因までは分かりません。</p>



<p class="wp-block-paragraph">ただし、</p>



<p class="wp-block-paragraph"><strong>「型に入れたまま後硬化する場合、離型対策はかなり重要」</strong></p>



<p class="wp-block-paragraph">ということは分かりました。</p>



<p class="wp-block-paragraph">実際のステップダンパー用の型では形状もさらに複雑になるため、<strong>離型剤や型構造については改めて検討する必要</strong>がありそうです。</p>



<h2 class="wp-block-heading"><strong>後硬化後の硬度を測定</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703-1024x769.jpg" alt="" class="wp-image-5026" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_213703-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">テストピースが常温まで冷えたところで、硬度を測定します。</p>



<p class="wp-block-paragraph">まず最初の測定結果はこちら。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>状態</th><th>硬度</th></tr></thead><tbody><tr><td>カップあり</td><td>71.0A</td></tr><tr><td>カップなし・表</td><td>70.5A</td></tr><tr><td>カップなし・裏</td><td>70.0A</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">なんと、<strong>ほぼカタログ値通りの約70A</strong>になりました。</p>



<p class="wp-block-paragraph">さらにカップに入れて後硬化したテストピースも脱型し、改めて2つのテストピースの表裏を測定しました。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>テストピース</th><th>表</th><th>裏</th></tr></thead><tbody><tr><td>カップあり</td><td>70.5A</td><td>70.5A</td></tr><tr><td>カップなし</td><td>71.0A</td><td>70.5A</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">4か所の平均値は<strong>70.625A</strong>。</p>



<p class="wp-block-paragraph">※70.5＋70.5＋71.0＋70.5＝282.5なので、平均は約<strong>70.6A</strong>となります。</p>



<p class="wp-block-paragraph">カタログ値は約70Aなので、<span class="marker">今回の実験では<strong>ほぼカタログ通りの硬度まで上昇した</strong>という結果</span>になりました。</p>



<p class="wp-block-paragraph">前硬化状態では約52Aだったため、150℃・30分の後硬化によって明確に硬度が上昇しています。</p>



<p class="wp-block-paragraph">これはかなり分かりやすい結果ですね。</p>



<h2 class="wp-block-heading"><strong>後硬化すると寸法がわずかに大きくなった</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126-1024x769.jpg" alt="" class="wp-image-5027" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_193126-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">続いて寸法を確認します。</p>



<p class="wp-block-paragraph">カップから脱型した状態で後硬化したテストピースは、</p>



<p class="wp-block-paragraph"><strong>12.2mm → 12.3mm</strong></p>



<p class="wp-block-paragraph">となりました。</p>



<p class="wp-block-paragraph"><span class="marker">わずかではありますが、約0.1mm厚くなっています。</span></p>



<p class="wp-block-paragraph">個人的には加熱すると収縮するのではないかと予想していたので、これは意外な結果でした。</p>



<p class="wp-block-paragraph">また、カップに入れたまま後硬化したテストピースは、<span class="marker2">脱型後に約12.9mmあり、<strong>表面が少し膨らんだような形状</strong>になっていました。</span></p>



<p class="wp-block-paragraph">ただし、こちらは後硬化前の厚みを正確に測定できていないため、単純な前後比較はできません。</p>



<p class="wp-block-paragraph">今回の結果だけでは、KE-1600そのものが後硬化によって膨張したのか、内部の気泡や型による拘束などが影響したのかまでは判断できません。</p>



<p class="wp-block-paragraph">それでも、脱型した状態で後硬化したテストピースでも約0.1mmの変化が確認できたため、<strong>実際に型を設計する際には後硬化後の寸法変化も考慮する必要がありそうです。</strong></p>



<h2 class="wp-block-heading"><strong>見た目や表面に大きな変化はなし</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245-1024x769.jpg" alt="" class="wp-image-5028" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_200245-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">後硬化後の表面や外観についても確認しました。</p>



<p class="wp-block-paragraph">こちらは意外にも、<span class="marker">大きな変化はありません</span>。</p>



<p class="wp-block-paragraph">150℃で30分加熱していますが、変色や表面の荒れ、ベタつきなどは見られませんでした。</p>



<p class="wp-block-paragraph">触ったときの表面の質感についても、前硬化状態と大きな違いは感じません。</p>



<p class="wp-block-paragraph"><span class="marker2">見た目だけでは、前硬化と後硬化を判断するのは難しい</span>くらいです。</p>



<h2 class="wp-block-heading"><strong>臭い・切削性・気泡も確認</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610-1024x769.jpg" alt="" class="wp-image-5029" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214610-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">臭いについては、前硬化状態とほとんど変わりませんでした。</p>



<p class="wp-block-paragraph">150℃で加熱したからといって、<span class="marker2">特に強い臭いが残ることもありません</span>。</p>



<p class="wp-block-paragraph">続いて切削性です。</p>



<p class="wp-block-paragraph">前硬化状態では、約11mm厚のテストピースをカッターで切断する際に2回ほど刃を入れる必要がありました。</p>



<p class="wp-block-paragraph">ところが<span class="marker2">今回の後硬化後のテストピースは、一度で切断することができました。</span></p>



<p class="wp-block-paragraph">ただし、これは力の入れ方や切断位置などによっても変わるため、</p>



<p class="wp-block-paragraph"><span class="marker"><strong>「後硬化によって切削性が良くなった可能性がある」</strong></span></p>



<p class="wp-block-paragraph">程度の結果として考えておきます。</p>



<p class="wp-block-paragraph">内部の気泡についても確認しました。</p>



<p class="wp-block-paragraph">後硬化したからといって、新たに大量の気泡が発生したような状態ではありません。</p>



<p class="wp-block-paragraph">ただ、今回の後硬化用テストピースの方が、<span class="marker2">前回製作したものより少し気泡が多い</span>ようにも見えました。</p>



<p class="wp-block-paragraph">これは<span class="marker2">注型時の気泡量が違った可能性もあるため、後硬化そのものが原因とは断定できません。</span></p>



<p class="wp-block-paragraph">一方で、加熱によって内部の気泡が膨張し、寸法変化に影響した可能性も考えられます。</p>



<p class="wp-block-paragraph">この点については、今後さらに条件をそろえて検証したいところです。</p>



<h2 class="wp-block-heading"><strong>弾力は明らかに硬くなった</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414-1024x769.jpg" alt="" class="wp-image-5031" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214414-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">一方で、<span class="marker">触ったときの弾力には明確な違い</span>がありました。</p>



<p class="wp-block-paragraph">指で押してみると、前硬化状態よりも沈み込みが少なくなっています。</p>



<p class="wp-block-paragraph">手で曲げた場合も、後硬化したテストピースの方が明らかに力が必要で、曲がる量も少なくなりました。</p>



<p class="wp-block-paragraph">硬度が約52Aから約70Aまで上昇しているので、当然といえば当然ですが、実際に手で触っても違いが分かるレベルです。</p>



<p class="wp-block-paragraph">ここで個人的に気になったのが、</p>



<p class="wp-block-paragraph"><span class="marker"><strong>「ステップダンパーとしては少し硬すぎるのでは？」</strong></span></p>



<p class="wp-block-paragraph">という点です。</p>



<p class="wp-block-paragraph">純正ダンパーの実測値は約61A。</p>



<p class="wp-block-paragraph">前硬化KE-1600は約52A、後硬化では約70Aです。</p>



<p class="wp-block-paragraph">硬度だけを比較すると、純正はちょうどその中間に位置しています。</p>



<p class="wp-block-paragraph">振動を吸収する部品として考えた場合、単純に硬ければ良いわけではありません。</p>



<p class="wp-block-paragraph">現時点での感触では、柔軟性については前硬化状態の方がダンパーとして面白そうに感じます。</p>



<p class="wp-block-paragraph">ただし、<span class="marker2">実際の振動吸収性能については、最終的にダンパー形状へ成形して<strong>実車で比較</strong>しなければ判断できません。</span></p>



<h2 class="wp-block-heading"><strong>後硬化後も強度は十分</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1-1024x769.jpg" alt="" class="wp-image-5032" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_214711-1-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">最後に耐久性を確認します。</p>



<p class="wp-block-paragraph">前回と同じように、テストピースを手で強く引っ張ったり曲げたりしてみました。</p>



<p class="wp-block-paragraph">結果としては、<span class="marker">前硬化状態と同様に<strong>非常に丈夫</strong></span>です。</p>



<p class="wp-block-paragraph">力いっぱい引っ張っても、ひび割れや裂けは発生しません。</p>



<p class="wp-block-paragraph">むしろ硬度が上がったことで、曲げたり引っ張ったりするこちらの手が痛くなるほどでした（笑）。</p>



<p class="wp-block-paragraph">少なくとも今回の簡易的な試験では、<span class="marker">後硬化によって脆くなったような印象はありません</span>でした。</p>



<h2 class="wp-block-heading"><strong>後硬化したKE-1600でも圧縮実験</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407-1024x769.jpg" alt="" class="wp-image-5033" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260802_203407-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">続いて、第4回で行った圧縮実験を後硬化後のテストピースでも行ってみます。</p>



<p class="wp-block-paragraph">純正ステップダンパーは、取り付け時にフランジ部分が約3mmから1.5mmまで圧縮されています。</p>



<p class="wp-block-paragraph">そのため今回も、厚み12.3mmのテストピースを約半分の6mm程度まで圧縮する予定でした。</p>



<p class="wp-block-paragraph">……が、ここで問題発生。</p>



<p class="wp-block-paragraph">前回と同じブレーキキャリパー用のピストンツールで圧縮してみましたが、<span class="marker"><strong>後硬化したKE-1600が硬すぎて、それ以上締め込むことができません。</strong></span></p>



<p class="wp-block-paragraph">前硬化状態との硬さの違いを、こんなところでも実感することになりました。</p>



<p class="wp-block-paragraph">今回は無理に6mmまで圧縮せず、<strong>可能な範囲で締め付けて実験</strong>を行います。</p>



<p class="wp-block-paragraph">圧縮時の厚みは、<strong>おおよそ7～9mm程度</strong>となりました。</p>



<p class="wp-block-paragraph">その状態で1週間固定し、圧縮を解除した後の厚みと硬度を毎日測定します。</p>



<h3 class="wp-block-heading"><strong>1週間の圧縮結果</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632-1024x769.jpg" alt="" class="wp-image-5034" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260804_221632-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">測定結果はこちらです。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>経過時間</th><th>厚み</th><th>硬度</th></tr></thead><tbody><tr><td>初日</td><td>12.3mm</td><td>70.75A</td></tr><tr><td>1日</td><td>12.1mm</td><td>70.0A</td></tr><tr><td>2日</td><td>12.0mm</td><td>69.75A</td></tr><tr><td>3日</td><td>12.0mm</td><td>69.5A</td></tr><tr><td>4日</td><td>12.0mm</td><td>69.5A</td></tr><tr><td>5日</td><td>12.0mm</td><td>70.0A</td></tr><tr><td>6日</td><td>11.95mm</td><td>70.0A</td></tr><tr><td>1週間</td><td>11.95mm</td><td>69.5A</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">結果として、最初の2日ほどで厚みが約0.3mm減少。</p>



<p class="wp-block-paragraph">その後はほとんど変化せず、1週間後には11.95mmとなりました。</p>



<p class="wp-block-paragraph">前硬化状態では11.8mmから10.8mmまで約1mm変化したため、単純に比較すると後硬化したテストピースの方が変形量はかなり少なくなっています。</p>



<p class="wp-block-paragraph">ただし、今回は材料が硬すぎて前回と同じ圧縮率まで締め込むことができませんでした。</p>



<p class="wp-block-paragraph">そのため、</p>



<p class="wp-block-paragraph"><strong>「後硬化すると圧縮永久ひずみが小さくなる」</strong></p>



<p class="wp-block-paragraph">と今回の結果だけで判断することはできません。</p>



<p class="wp-block-paragraph">圧縮条件が異なるため、あくまで参考値として考えます。</p>



<p class="wp-block-paragraph">硬度については、圧縮前後を通して約69.5～70.75A。</p>



<p class="wp-block-paragraph">1週間圧縮しても大きな変化はありませんでした。</p>



<h2 class="wp-block-heading"><strong>圧縮を解除すると厚みは戻る？</strong></h2>



<p class="wp-block-paragraph">さらに今回は、1週間の圧縮試験終了後も測定を続けました。</p>



<p class="wp-block-paragraph">圧縮を解除した直後の厚みは<strong>11.95mm。</strong></p>



<p class="wp-block-paragraph">その後、どの程度元の寸法へ戻るのかを確認します。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>経過時間</th><th>厚み</th></tr></thead><tbody><tr><td>圧縮終了時</td><td>11.95mm</td></tr><tr><td>1日後</td><td>12.1mm</td></tr><tr><td>2日後</td><td>12.1mm</td></tr><tr><td>3日後</td><td>12.1mm</td></tr><tr><td>4日後</td><td>12.1mm</td></tr><tr><td>5日後</td><td>12.1mm</td></tr></tbody></table></figure>



<p class="wp-block-paragraph"><span class="marker">1日後には<strong>12.1mmまで回復</strong>しました。</span></p>



<p class="wp-block-paragraph">しかし、その後は5日目まで12.1mmのまま変化しませんでした。</p>



<p class="wp-block-paragraph">元の厚みは12.3mmだったため、今回の実験では最終的に<strong>約0.2mmの変形が残った</strong>ことになります。</p>



<p class="wp-block-paragraph">ただし、<span class="marker2">こちらも圧縮荷重や試験方法を厳密に管理した試験ではないため、KE-1600の正式な圧縮永久ひずみを示す数値ではありません。</span></p>



<p class="wp-block-paragraph">あくまで<strong>今回製作したテストピースを使った簡易実験の結果</strong>として捉えてください。</p>



<h2 class="wp-block-heading"><strong>前硬化と後硬化を比較</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_36_33.png" alt="" class="wp-image-5035" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_36_33.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_36_33-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_36_33-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_36_33.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">ここまでの結果を簡単に比較してみます。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>項目</th><th>前硬化</th><th>後硬化</th></tr></thead><tbody><tr><td>硬度</td><td>約52A</td><td>約70.6A</td></tr><tr><td>純正との比較</td><td>約9A柔らかい</td><td>約10A硬い</td></tr><tr><td>弾力</td><td>柔らかめ</td><td>明らかに硬い</td></tr><tr><td>引張・曲げ</td><td>十分強い</td><td>十分強い</td></tr><tr><td>表面状態</td><td>良好</td><td>大きな変化なし</td></tr><tr><td>圧縮後の硬度変化</td><td>ほぼなし</td><td>ほぼなし</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">こうして比較すると、<span class="marker">後硬化による最大の変化はやはり<strong>硬度</strong>です。</span></p>



<p class="wp-block-paragraph">150℃で30分加熱しただけで、約52Aから約70Aまで大きく上昇しました。</p>



<p class="wp-block-paragraph">一方、<span class="marker2">外観や表面状態、簡易的な引張強度などには大きな変化を感じません</span>でした。</p>



<p class="wp-block-paragraph">個人的に一番悩ましいのは、やはりステップダンパーとしての硬さです。</p>



<p class="wp-block-paragraph">純正：約61A<br>前硬化：約52A<br>後硬化：約70A</p>



<p class="wp-block-paragraph">見事なくらい純正が真ん中にあります（笑）。</p>



<p class="wp-block-paragraph">この結果を見ると、</p>



<p class="wp-block-paragraph"><strong>「前硬化と後硬化の中間くらいの硬度にできれば理想的なのでは？」</strong></p>



<p class="wp-block-paragraph">とも考えたくなります。</p>



<p class="wp-block-paragraph">ただ、ダンパーとして重要なのは硬度だけではありません。</p>



<p class="wp-block-paragraph"><span class="marker">実際に取り付けた際の変形量や耐久性、そして何よりSR400から伝わる振動がどの程度変化するのか。</span></p>



<p class="wp-block-paragraph">ここからは、<strong>材料単体の数字だけでは判断できない領域</strong>に入っていきそうです。</p>



<h2 class="wp-block-heading"><strong>今回分かったこと</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="400" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_39_35.png" alt="" class="wp-image-5039" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_39_35.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_39_35-300x120.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_39_35-768x307.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月26日-18_39_35.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">今回の後硬化実験で分かったことをまとめます。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>150℃・30分の後硬化で硬度は約70.6Aになった</li>



<li>カタログ値約70Aとほぼ一致した</li>



<li>前硬化約52Aから大幅に硬くなった</li>



<li>手で触っても弾力の違いが分かる</li>



<li>後硬化後も表面や外観に大きな変化はなかった</li>



<li>脱型した状態では厚みが約0.1mm増加した</li>



<li>カップに入れたまま後硬化すると脱型が非常に難しくなった</li>



<li>後硬化後も引張りや曲げに対する強度は十分だった</li>



<li>圧縮しても硬度は約70Aでほとんど変化しなかった</li>



<li>1週間の圧縮後、一部の寸法は回復したものの約0.2mmの変形が残った</li>
</ul>
</div>



<p class="wp-block-paragraph">何より大きな収穫は、<strong>KE-1600が実際にカタログ通り後硬化によって約70Aまで硬くなることを確認できたこと</strong>です。</p>



<p class="wp-block-paragraph">一方、ステップダンパーとして考えると、個人的には後硬化状態は少し硬すぎるようにも感じました。</p>



<p class="wp-block-paragraph"><strong>前硬化の約52A</strong>と<strong>後硬化の約70A</strong>。</p>



<p class="wp-block-paragraph"><span class="marker2">どちらが実際のSR400に適しているのかは、まだ分かりません。</span></p>



<p class="wp-block-paragraph">この辺りは最終的に実物のダンパーを製作し、純正品と比較してみる必要がありそうです。</p>



<h2 class="wp-block-heading"><strong>次回予告｜KE-1600の耐油・耐薬品性を検証</strong></h2>



<p class="wp-block-paragraph">前硬化と後硬化による基本的な性質の違いが、少しずつ見えてきました。</p>



<p class="wp-block-paragraph">しかし、バイク用のゴム部品として使用するなら、まだ確認しておきたいことがあります。</p>



<p class="wp-block-paragraph"><span class="marker">それが<strong>油類や薬品に対する耐久性</strong>です。</span></p>



<p class="wp-block-paragraph">バイクでは、エンジンオイルやガソリン、ブレーキフルードなど、さまざまな液体に触れる可能性があります。</p>



<p class="wp-block-paragraph">そこで次回は、KE-1600のテストピースを実際に各種液体へ浸漬し、</p>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>膨潤するのか</li>



<li>硬度は変化するのか</li>



<li>寸法や重量は変化するのか</li>



<li>表面が劣化しないか</li>



<li>ひび割れや軟化が発生しないか</li>
</ul>
</div>



<p class="wp-block-paragraph">などを調査してみたいと思います。</p>



<p class="wp-block-paragraph">KE-1600は、果たしてバイク用ダンパーとして長期間使用できる材料なのでしょうか。</p>



<p class="wp-block-paragraph">まだまだ実験は続きます。</p>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph">第5回はこちら↓<br>現在準備中・・・</p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>【SR400】フロントスプロケット交換作業手順 ｜取り外し・取り付け手順と交換時期を解説 </title>
		<link>https://ezomemo-blog.com/sr400-front-sprocket-replacement/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Tue, 25 Aug 2026 10:06:31 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[ホイール]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4828</guid>

					<description><![CDATA[皆さんこんにちは。 今回は、SR400ファイナルエディションのフロントスプロケット交換作業手順について解説していきます。 SR400のフロントスプロケットは、純正で19丁・428サイズが採用されています。 SR400の定]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。</p>



<p class="wp-block-paragraph">今回は、<span class="marker2"><strong>SR400ファイナルエディションのフロントスプロケット交換作業手順</strong></span>について解説していきます。</p>



<p class="wp-block-paragraph">SR400のフロントスプロケットは、純正で<strong>19丁・428サイズ</strong>が採用されています。</p>



<p class="wp-block-paragraph">SR400の定番カスタムのひとつに、フロントスプロケットを<strong>19丁から20丁へ変更するハイギア化</strong>があります。SR400はややローギアードな特性があるため、20丁化によって高速走行時のエンジン回転数を抑えるカスタムとして人気があります。</p>



<p class="wp-block-paragraph">また、フロントスプロケットはリアスプロケットよりも丁数が少なく、<span class="marker2">1枚の歯にかかる負担が大きいため、<strong>一般的にリア側より摩耗しやすい部品</strong>です。</span></p>



<p class="wp-block-paragraph">さらに、<span class="marker">スプロケットが消耗してくると、<strong>フロントスプロケット周辺から聞こえるチェーンの音が大きくなることがあります。</strong></span><br>走行中に<span class="marker2">「以前よりチェーンの音が大きくなった」</span>と感じる場合は、<span class="marker"><strong>フロントスプロケットが消耗してきたサインかもしれません。</strong></span></p>



<p class="wp-block-paragraph">そこで今回は、実際の作業画像を交えながら、<strong>フロントスプロケットの取り外しから交換、取り付けまでの手順</strong>を詳しく解説していきます。</p>



<p class="wp-block-paragraph">フロントスプロケットの交換やハイギア化など、SR400のカスタム・メンテナンスの参考になれば幸いです。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">※本記事の作業は<strong>自己責任</strong>で行ってください。整備に不安のある方や初心者の方は、<span class="marker">無理をせずバイクショップなどの専門業者へ依頼することをおすすめ</span>します。</p>
</div>



<h2 class="wp-block-heading"><strong>SR400フロントスプロケットの交換目安</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="667" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-19_01_30.png" alt="" class="wp-image-5010" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-19_01_30.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-19_01_30-300x200.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-19_01_30-768x512.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-19_01_30.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">SR400のサービスマニュアルでは、<span class="marker">フロントスプロケットの<strong>歯面が1/4以上摩耗した場合は、交換</strong>することが推奨</span>されています。</p>



<p class="wp-block-paragraph">また、<span class="marker2">スプロケットを交換する際は、以下の3点を<strong>セットで交換することが推奨されています。</strong></span></p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li>ドライブチェーン</li>



<li>フロント（ドライブ）スプロケット</li>



<li>リアスプロケット</li>
</ul>
</div>



<p class="wp-block-paragraph">チェーンとスプロケットは互いに噛み合って使用されるため、<strong>基本的には3点セットでの交換がおすすめです。</strong><br>ただし、<span class="marker2">各部品の摩耗状態によっては、フロントスプロケットのみなど、<strong>個別に交換する場合もあります。</strong></span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130-1024x769.jpg" alt="" class="wp-image-5011" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115130-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">※あくまで参考ですが、筆者は<strong>スプロケットの歯の中央付近の厚みを測定し、摩耗状態を判断する目安</strong>としています。</span><br>新品の純正スプロケットを測定したところ、歯の厚みは<strong>約4mm</strong>でした。<br><span class="marker">※ただし、<strong>測定する位置によって数値は変わるため、あくまで参考値としてお考えください。</strong></span></p>



<h3 class="wp-block-heading"><strong>走行中のチェーン音も点検の目安</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_04_08.png" alt="" class="wp-image-4831" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_04_08.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_04_08-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_04_08-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_04_08.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">フロントスプロケットが摩耗すると、チェーンのローラーが歯に正常に噛み合いにくくなり、<span class="marker"><strong>走行中に「じゃらじゃら」としたチェーン音が大きくなる場合</strong>があります。</span></p>



<p class="wp-block-paragraph">「以前よりフロントスプロケット周辺から聞こえるチェーンの音が大きくなった」と感じた場合は、<span class="marker2"><strong>スプロケットが摩耗している可能性</strong></span>があります。</p>



<p class="wp-block-paragraph">チェーンの音が気になるようになったら、<span class="marker2"><strong>チェーンだけでなく、フロント・リアスプロケットの状態も点検してみましょう。</strong></span></p>



<h3 class="wp-block-heading"><strong>定期的な点検も重要</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_06_36.png" alt="" class="wp-image-4832" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_06_36.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_06_36-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_06_36-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月24日-17_06_36.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">スプロケットは走行距離だけで交換時期を判断するのではなく、<span class="marker"><strong>定期的に摩耗状態を確認することも重要</strong></span><strong>です。</strong></p>



<p class="wp-block-paragraph">点検の目安として、<span class="marker"><strong>定期点検などのタイミング</strong>に合わせて、<strong>1～2年に1度程度</strong>スプロケットの状態を確認することをおすすめ</span>します。</p>



<p class="wp-block-paragraph"><span class="marker"><strong>摩耗や異常が見られた場合は、走行距離や使用年数にかかわらず交換を検討</strong></span><strong>しましょう。</strong></p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具・用品類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ</strong>（～130Nmが測れるもの）<br><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a><br><a href="https://www.amazon.co.jp/dp/B0888XMR8S?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31GPZTx4ijL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ラチェットレンチ<br>ソケット</strong>（10・12・22・32mm）<br><a href="https://www.amazon.co.jp/dp/B00G8PR32O?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51GmxP+E4pL._SL500_.jpg" alt="" width="120" height="120" /></a><a href="https://www.amazon.co.jp/dp/B001L7VQ1I?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71TBX8JuxgL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ロングスピンナーハンドル</strong>（スプロケットナットの取り外しに使用）<br>スプロケットナットは固着していると緩めにくいため、<strong>力を掛けやすいロングタイプ推奨</strong><br><a href="https://www.amazon.co.jp/dp/B074359R5M?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51N8at2ERFL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>六角ソケット</strong>（5ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B000TGCRZQ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ltpExnTXL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>レンチ</strong>（10・12・22mm）<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>六角レンチ</strong>（5ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B07XGZMK14?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41Cwj4l761L._SL500_.jpg" alt="" width="120" height="120" /></a>&nbsp;</li>



<li><strong>プラスドライバー</strong>（アクスルシャフト回り止め用）<br><a href="https://www.amazon.co.jp/dp/B07HCJYNQQ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31ob+m6iJhL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>プライヤー</strong>（ロックワッシャーの爪を起こす際に使用）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B0027WY1PE?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51GTNV6kqFL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>定規またはスケール</strong>（チェーンの遊び測定用）<br><a href="https://www.amazon.co.jp/dp/B001D7PTBY?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/biccamera/cabinet/product/0469/00000001643374_a01.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>ハンマーと平たがね</strong>（ロックワッシャーの爪を解除するのに使用）<br><a href="https://www.amazon.co.jp/dp/B002TF3DR6?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/61C5tW2jHAL._SL400_.jpg" alt="" width="120" height="120" /></a><a href="https://www.amazon.co.jp/dp/B002P89C2C?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/11DG-DufsCL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>コンプレッサーとエアガン</strong>（清掃やインパクトレンチの使用で）<br><a href="https://www.amazon.co.jp/dp/B09T2LSWXW?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41s92Og65mL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>インパクトレンチ</strong>（スプロケットナットを緩める際にあると便利）<br><a href="https://www.amazon.co.jp/dp/B01FRTZB16?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51u5Nn1QPOL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ</strong><strong><br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエスや段ボール</strong><br></li>
</ul>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>浸透潤滑剤</strong>（スプロケットナットが固着している場合に使用）<br><a href="https://www.amazon.co.jp/dp/B004MXQ7EY?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/619-wjEA6xL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>シリコンスプレー</strong>（ゴムパーツの脱着にあると便利）<br><a href="https://www.amazon.co.jp/dp/B0BSGYXNL6?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/thinkrich/cabinet/muryou_03/s03932.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>純正フロントスプロケット</strong>（3FH-17460-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3fh-17460-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3fh-17460-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hirochi/3fh-17460-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>フロントスプロケット固定ナット</strong>（90179-18003）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90179-18003%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90179-18003%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/moto-occ/90179-18003.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>フロントスプロケットロックワッシャ</strong>（90215-21256）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90215-21256%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F90215-21256%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000349-y2-90215-21256.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>ドライブスプロケットカバー</strong>（3HT-15421-10）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15421-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15421-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/3ht1542110-3htua12-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>スプロケットカバーヘキサゴンボルト×３</strong>（91314-06035）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>ワッシャー×３</strong>（90201-065F1）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Fudaw230%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Fudaw230%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/suzukimotors-dop-net/pbse215.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>シール</strong>（3HT-15663-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15663-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15663-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/suzukimotors-dop-net/pbse433.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>グロメット×３</strong>（3HT-15486-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Frbbi546%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Frbbi546%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/suzukimotors-dop-net/uugh609.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>カラー×３</strong>（90387-0609L）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Fszcz459%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fsuzukimotors%2Fszcz459%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/teito-shopping/903870609l-3htva13-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００フロントスプロケットの取り外し作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①センタースタンドで車体を安定させる</strong></h3>



<ul class="wp-block-list">
<li>平坦で安定した場所に車体を設置し、<strong>センタースタンド</strong>を使用して車体を安定させる<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②ドライブスプロケットカバーを取り外す</strong></h3>



<ul class="wp-block-list">
<li>スプロケットカバーの<strong>固定ヘキサゴンボルト（六角5ｍｍ）×３本</strong>を六角レンチで緩めて取り外す。<br>※<span class="marker"><strong>ワッシャー</strong>も忘れずに取り外し、紛失しないように保管する</span>こと<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4906" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111916.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4907" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_111934.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4908" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112114.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ドライブスプロケットカバー</strong>を取り外す<br><span class="marker2">シフトペダルを回避するように上に動かす</span>と取り外しやすい<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4909" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112155.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4910" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112232.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ドライブスプロケットカバーの裏側には、クラッチスプリングボルトを保護する<span class="marker"><strong>シールやグロメット、カラー</strong>がセットされているため、紛失しないように保管すること。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4911" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_112350.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker"><br></span></li>
</ul>



<h3 class="wp-block-heading"><strong>③ドライブ（フロント）スプロケットを点検する</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441-1024x769.jpg" alt="" class="wp-image-4913" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_114441-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">このタイミングで、<strong>フロントスプロケットの状態を点検</strong>しておきましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li><strong>スプロケットの歯面が、新品時と比べて1/4以上摩耗していないか</strong></li>



<li><strong>歯に欠けや変形などの損傷がないか</strong></li>



<li><strong>著しい錆びや腐食がないか</strong></li>
</ul>
</div>



<p class="wp-block-paragraph">上記のような異常が見られる場合は、<strong>フロントスプロケットの交換を行いましょう。</strong></p>



<p class="wp-block-paragraph">また、<span class="marker2">フロントスプロケットだけでなく、<strong>ドライブチェーンやリアスプロケットの状態</strong>もあわせて確認することをおすすめします。</span></p>



<h3 class="wp-block-heading"><strong>④スプロケットナットを緩めておく</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph">フロントスプロケットを取り外す前に、<strong>スプロケットナットをあらかじめ緩めておきます。</strong></p>



<p class="wp-block-paragraph">スプロケットナットは締め付けトルクが大きく、<span class="marker">長期間使用している車両では錆びなどによって固着している場合もあり</span>ます。</p>



<p class="wp-block-paragraph">そのため、<strong>チェーンを緩める前に、リアブレーキを掛けて後輪を固定し、チェーンを介してスプロケットの回転を抑えた状態でナットを緩める</strong>と作業しやすくなります。</p>



<p class="wp-block-paragraph">ナットを緩める際は、以下の手順で行います。</p>
</div>



<ul class="wp-block-list">
<li><strong>ロックワッシャー</strong>の爪を<strong>ハンマーとたがね</strong>を使用して起こし、ナットの固定を解除する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4914" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115709.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4916" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_115806.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4918" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120333.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スプロケットナット（32ｍｍ）</strong>をソケットを使用して緩める<br>※<strong>インパクトレンチ</strong>があれば、比較的簡単に緩めることができます。<br>
<ul class="wp-block-list">
<li>手で緩める場合は、まず<strong>ギアを1速に入れる</strong>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4925" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121208.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4919" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>32mmのソケット</strong>を<strong>ロングスピンナーハンドル</strong>にセットし、スプロケットナットに掛ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4920" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120256.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4921" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120346.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker">車両にまたがって<strong>リアブレーキを掛け</strong>、後輪を固定した状態でスピンナーハンドルを回してナットを緩めます。</span><br>※一人で作業すると力を掛けにくいため、<strong>可能であれば2人で作業することをおすすめします。</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4922" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4923" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132226.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker">ナットが固着している場合</span>は、<span class="marker2"><strong>浸透潤滑剤</strong>を吹き付け、しばらく時間を置いてから再度緩めてみましょう。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4924" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_121139.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>
</li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph"><span class="marker">※ナットが固くて緩まない場合は、<strong>無理に力を掛けず、専門のショップへ相談することをおすすめ</strong>します。</span></p>
</div>



<p class="wp-block-paragraph">ナットが緩んだらこの段階では<span class="marker2">まだ取り外さず、次にチェーンの張りを緩める作業を行います。</span></p>



<h3 class="wp-block-heading"><strong>⑤リアホイールを緩めてチェーンの張りを緩める</strong></h3>



<p class="wp-block-paragraph"><span class="marker">フロントスプロケットを取り外す前に、リアホイールを緩めて<strong>チェーンの張りを緩めておきます。</strong></span>チェーンを緩めておくことで、スプロケットの脱着や交換後のチェーン調整が行いやすくなります。&nbsp;</p>



<ul class="wp-block-list">
<li>（任意）必要に応じて<strong>マフラー</strong>を外す<br><strong>純正マフラー</strong>はアクスルナット付近のクリアランスが狭く、工具が干渉する場合があるため、<span class="marker">必要に応じて取り外します。</span><span class="marker2">社外マフラーは、種類によって取り外しが不要な場合があります。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-590" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_151024.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker2"><strong>詳しい純正マフラーの取り外し手順</strong></span>は別記事を参考にしてください。↓</li>
</ul>



https://ezomemo-blog.com/sr400-muffler-install-remove



<ul class="wp-block-list">
<li><strong>リアホイールアクスルナット（22ｍｍ）</strong>を緩める<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4926" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132434.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>トルクロッド（12ｍｍ）</strong>を緩める<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4927" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132837.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ブレーキロッドアジャスティングナット</strong>を<span class="marker2">3～4回転ほど緩める</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4928" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132922.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker2"><br></span></li>



<li>左右の<strong>アジャスティングボルトロックナット（12ｍｍ）</strong>を緩める<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4929" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132950.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4930" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133018.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>左右の<strong>アジャスティングボルト</strong>を反時計回りに緩め、<span class="marker">リアホイールを前方へ移動させてチェーンの張りを緩める</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4931" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133049.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4932" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133103.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4933" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133209.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4934" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133124.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑥フロントスプロケットを取り外す</strong></h3>



<ul class="wp-block-list">
<li><strong>スプロケットナット</strong>と<strong>ロックワッシャー</strong>を取り外す<br><span class="marker2">スプロケットナットの<strong>錆びがひどい場合は交換推奨</strong>。<br>ロックナットは<strong>基本新品に交換</strong>してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4935" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133235.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4936" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133246.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4937" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133255.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4938" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133304.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ドライブチェーン</strong>を外して、シャフトから<strong>フロントスプロケット</strong>を取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4939" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133321.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4940" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133400.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4941" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_133418.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>SR400のフロントスプロケット取り外し</strong>作業完了</span>です。</p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1-1024x769.jpg" alt="" class="wp-image-4943" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_135249-1-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><strong>SR400のフロントスプロケット周りの点検・清掃</strong></h2>



<h3 class="wp-block-heading"><strong>①ドライブスプロケットカバーの分解・点検・清掃</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459-1024x769.jpg" alt="" class="wp-image-4946" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140459-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<h4 class="wp-block-heading"><strong>ドライブスプロケットカバーに取りついている部品を取り外す</strong></h4>



<ul class="wp-block-list">
<li>スプロケットカバーの裏側にセットされている<strong>シール</strong>を取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4947" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140509.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4951" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140659.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カラー×３</strong>をグロメットから外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4948" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140617.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4949" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140646.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4950" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140653.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>グロメット</strong>を取り外す<br>※外しにくい場合は<strong>シリコンスプレー</strong>などを吹くと作業しやすくなります。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4952" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140846.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4953" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_140902.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4954" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141043.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4955" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141049.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4956" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141100.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>それぞれの部品を点検・清掃する</strong></h4>



<ul class="wp-block-list">
<li><strong>スプロケットカバー</strong><br>割れ欠け、ひび等があれば<strong>新品に交換</strong>する<br>問題なければ、チェーンルブや砂の汚れを<strong>パーツクリーナやウエスを使用して清掃</strong>を行う<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4957" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141614.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4958" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141704.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>シール</strong><br>劣化や損傷があれば<strong>新品に交換</strong>する<br>再使用する場合は、<strong>ゴム部品に使用可能な洗浄剤・パーツクリーナー等</strong>で清掃を行う<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4959" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141332.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4960" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141349.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カラー</strong><br>錆がひどい場合や紛失時は<strong>新品に交換</strong><br>再使用する場合は<strong>パーツクリーナーで清掃</strong>。軽度な錆は<strong>ヤスリ</strong>等で落とすこと。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4962" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141146.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4963" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141238.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>グロメット</strong><br>劣化や損傷があれば<strong>新品に交換</strong>する<br>再使用する場合は、<strong>ゴム部品に使用可能な洗浄剤・パーツクリーナー等</strong>で清掃を行う<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4961" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_141445.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>ドライブスプロケットカバーを元通り組付ける</strong></h4>



<ul class="wp-block-list">
<li><strong>グロメット×３</strong>をセット<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4964" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142128.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4965" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142534.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>グロメットに<strong>カラー×３</strong>を差し込んでセットする<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4966" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142541.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4967" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142559.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>シール</strong>をセット<br><span class="marker">向きに注意すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4968" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142624.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4969" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142642.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②ボルト・ナット・ワッシャーの点検</strong></h3>



<ul class="wp-block-list">
<li><strong>スプロケットナット</strong><br>錆がひどい場合は<strong>新品に交換</strong>すること<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4971" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143419.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4970" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134822.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スプロケットロックワッシャー</strong><br>スプロケットロックワッシャーは<strong>基本的に新品交換を推奨</strong>します。<br>やむを得ず再使用する場合は、洗浄して状態を確認し、<span class="marker">可能であれば<strong>未使用側の爪</strong>を使用してナットを固定します。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4972" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143459.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カバーのヘキサゴンボルト×３</strong><br>錆びや破損変形があれば<strong>交換</strong>すること<br>再使用する場合はパーツクリーナーなどで清掃<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4973" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142812.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4974" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142834.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カバーのワッシャー×３</strong><br>錆びや変形があれば<strong>新品に交換</strong>すること<br>再使用する場合はパーツクリーナーなどで洗浄する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4975" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142932.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4976" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_142953.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③エンジン側の洗浄</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411-1024x769.jpg" alt="" class="wp-image-4942" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_134411-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">フロントスプロケット周辺は、チェーンルブや砂などで汚れやすい</span>ため、<strong>スプロケットを取り外したこのタイミングで洗浄しておきましょう。</strong> </p>



<ul class="wp-block-list">
<li><strong>大きな汚れを取り除く<br>ウエスや樹脂・木製ヘラ</strong>などを使用して、堆積した砂やチェーンルブを取り除きます。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4978" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_143742.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>洗浄剤で汚れを落とす<br>チェーンクリーナー</strong>などを吹き付けて汚れを浮かせ、<strong>歯ブラシ</strong>などで細かい汚れを落とします。必要に応じて、<span class="marker">**「洗浄剤→ブラシ→拭き取り」**</span>を繰り返します。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4979" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144557.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4980" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144604.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>パーツクリーナーで仕上げる<br></strong>最後にウエスなどで汚れを拭き取り、パーツクリーナーで仕上げます。<strong>オイルシールなどのゴム部品には、パーツクリーナーを大量に吹き付けないよう注意してください。</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4977" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_144922.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００フロントスプロケットの取り付け作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①フロントスプロケットを取り付ける&nbsp;</strong></h3>



<ul class="wp-block-list">
<li><strong>ドライブチェーン</strong>を<strong>フロントスプロケット</strong>に掛け、ドライブシャフトにセットする<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4982" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145142.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4983" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145202.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4984" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145316.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ロックワッシャー</strong>を忘れずにセット。<strong>スプロケットナット</strong>を取付け、フロントスプロケットを<strong>仮固定</strong>する<br>※<span class="marker2">スプロケットナットには<strong>裏表の向き</strong>がある</span>ため、<strong>向きを確認して取り付ける</strong>こと。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4985" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145342.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4986" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145356.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4987" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145403.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4988" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145422.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph"><span class="marker">※ロックワッシャーの爪は、この段階ではまだ折り曲げません。</span><strong>ナットを規定トルクで本締めした後に固定</strong>します。</p>
</div>



<h3 class="wp-block-heading"><strong>②チェーンの張りを調整する&nbsp;</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph">フロントスプロケットを仮固定したら、<strong>チェーンの張りとリアブレーキの遊びを調整し、リアホイール周りを固定します。</strong><br>ここでは<strong>手順を簡略化して紹介</strong>しています。<br><span class="marker2"><strong>詳しいチェーンの張り調整方法</strong></span>については、別記事を参考にしてください。<br>　↓</p>



https://ezomemo-blog.com/sr400-chain-tension-adjustment/
</div>



<h4 class="wp-block-heading"><strong>チェーンの張りを調整する</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811-1024x769.jpg" alt="" class="wp-image-4989" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811-767x576.jpg 767w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145811-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<ul class="wp-block-list">
<li>チェーン側の<strong>アジャスティングボルト（10mm）</strong>を回し、<span class="marker">チェーンの遊びを<strong>30～40mm</strong>に調整</span>する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4990" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_145616.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" />
<ul class="wp-block-list">
<li>時計回り → チェーンを<strong>張る</strong></li>



<li>反時計回り → チェーンを<strong>緩める</strong><br></li>
</ul>
</li>



<li>左右のアジャスター目盛りを揃え、<strong>アジャスティングボルトロックナット（12mm）</strong>を規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：16Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4993" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150115.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4992" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150231.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4994" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150356.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4995" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_150433.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>リアホイールを本締めする</strong></h4>



<p class="wp-block-paragraph">以下の部品を規定トルクで締め付ける。</p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li>ホイールアクスルナット（22mm）：<strong>130Nm</strong><br><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-651" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133724.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>トルクロッドテンションナット：<strong>19Nm</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-652" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_133843.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>
</div>



<h4 class="wp-block-heading"><strong>リアブレーキを調整する</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び-1024x769.jpg" alt="" class="wp-image-293" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/08/リアブレーキペダル遊び-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<ul class="wp-block-list">
<li><span class="marker">リアブレーキペダルの遊びが<strong>20～30mm</strong></span>になるよう、<strong>ブレーキロッドアジャスティングナット</strong>で調整する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-307" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/ブレーキアジャスター調整.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" />
<ul class="wp-block-list">
<li>時計回り→遊びが<strong>小さく</strong>なる</li>



<li>反時計回り→遊びが<strong>大きく</strong>なる<br></li>
</ul>
</li>
</ul>



<h4 class="wp-block-heading"><strong>マフラーを取り付ける</strong></h4>



<ul class="wp-block-list">
<li><strong>マフラー</strong>を取り外した場合はこのタイミングで取付けを行う<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-583" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252.jpg 1199w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251010_144252.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li><span class="marker2">詳しい純正マフラーの取付け手順は別記事</span>を参考にしてください。↓</li>
</ul>



https://ezomemo-blog.com/sr400-muffler-install-remove/



<h3 class="wp-block-heading"><strong>③スプロケットナットを本締めする</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<p class="wp-block-paragraph">チェーンの張り調整とリアホイールの固定が完了したら、<strong>スプロケットナットを本締め</strong>します。&nbsp;</p>
</div>



<ul class="wp-block-list">
<li><strong>ギアが1速</strong>になっていることを確認。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4919" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_132207.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>車両にまたがり、<strong>リアブレーキ</strong>を掛けて後輪を固定する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4922" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_120420.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スプロケットナット（32mm）</strong>を規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：90Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4997" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_151946.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ナットを締め付けた後、<span class="marker2"><strong>ロックワッシャー</strong>の爪を<strong>プライヤー</strong>でスプロケットナットの側面に沿わせて折り曲げ、ナットを固定</span>する<br>ロックワッシャーには爪が2か所ありますが、<span class="marker2">ナットの固定にはどちらか1か所を使用すれば問題ありません。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4998" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152004.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4999" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152044.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5000" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152055.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>念のため、このタイミングで<strong>ギアをニュートラル</strong>に戻しておく。<br></li>
</ul>



<h3 class="wp-block-heading"><strong>④ドライブスプロケットカバーを取り付ける&nbsp;</strong></h3>



<ul class="wp-block-list">
<li>カバー裏側の<strong>シールやグロメット、カラー</strong>が正しくセットされていることを確認する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5001" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152139.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ドライブスプロケットカバー</strong>をシフトペダルを避けながらセット<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5002" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152153.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>忘れずにワッシャーをセットし、<strong>固定ヘキサゴンボルト（六角5mm）×3本</strong>を規定トルクで取り付ける<br><span class="marker"><strong>規定トルク：10Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5003" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152223.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5005" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152302.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5006" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152351.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-5007" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_152456.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑤最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="499" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-18_36_24.png" alt="" class="wp-image-5008" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-18_36_24.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-18_36_24-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-18_36_24-768x383.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月25日-18_36_24.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">取り付け作業が完了したら、以下の項目を確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li><strong>フロントスプロケットが正しく取り付け</strong>られている</li>



<li>スプロケットナットが<strong>規定トルクで締め付け</strong>られ<strong>、ロックワッシャーの爪が正しく折り曲げ</strong>られている</li>



<li><strong>チェーンの遊びが30～40mm</strong>で、左右の<strong>アジャスター目盛りが揃っている</strong></li>



<li>リアホイールアクスルナット・トルクロッドなど、<strong>各部が規定トルクで締め付け</strong>られている</li>



<li><strong>リアブレーキの遊びが20～30mm</strong>になっている</li>



<li><strong>スプロケットカバーが正しく取り付け</strong>られている</li>



<li><span class="marker2">後輪を手で回し、異常な引っ掛かりやガタ、異音がない </span></li>
</ul>
</div>



<p class="wp-block-paragraph">確認後、<strong>低速で試走を行い、チェーンやスプロケット、リアブレーキなどに異常がないことを確認してください。</strong></p>



<p class="wp-block-paragraph">異常や問題が見られた場合は、<span class="marker">直ちに走行を中止し、原因を確認して問題を解決してください。</span>原因が分からない場合は無理に走行せず、専門のショップへ相談することをおすすめします。</p>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>SR400のフロントスプロケット取り付け作業</strong>は完了</span>です。</p>



<h2 class="wp-block-heading"><strong>規定トルクまとめ</strong></h2>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>フロントスプロケットナット：<strong>90Ｎｍ</strong></li>



<li>ホイールアクスルナット：<strong>130Ｎｍ</strong></li>



<li>トルクロッドテンションナット：<strong>19Ｎｍ</strong></li>



<li>アジャスティングボルトロックナット：<strong>16Ｎｍ</strong></li>



<li>スプロケットカバーヘキサゴンボルト：<strong>10Ｎｍ</strong></li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">ということで今回は、<span class="marker2"><strong>SR400ファイナルエディションのフロントスプロケット交換作業手順</strong></span>について解説してきました。</p>



<p class="wp-block-paragraph">フロントスプロケットはチェーンと常に接触しているため、走行距離や使用状況によって徐々に摩耗していきます。スプロケットの摩耗が進んでいる場合は、<span class="marker"><strong>ドライブチェーンやリアスプロケットの状態もあわせて確認</strong>し、<strong>必要に応じて3点セットで交換</strong>することをおすすめします。</span></p>



<p class="wp-block-paragraph">また、SR400では純正の19丁から20丁へ変更する<strong>ハイギア化カスタム</strong>も定番のカスタムのひとつです。</p>



<p class="wp-block-paragraph">フロントスプロケットの交換作業では、スプロケットナットの取り外しやチェーンの張り調整など、いくつか注意が必要な作業があります。</p>



<p class="wp-block-paragraph">本記事が、<strong>SR400のフロントスプロケットのメンテナンスやカスタムを検討している方の参考になれば幸いです。</strong></p>



<p class="wp-block-paragraph"><strong>それでは良きＳＲライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



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<li><strong>純正フロントスプロケット</strong>（3FH-17460-00）</li>
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<li><strong>フロントスプロケットロックワッシャ</strong>（90215-21256）</li>
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<li><strong>グロメット×３</strong>（3HT-15486-00）</li>
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<li><strong>カラー×３</strong>（90387-0609L）</li>
</ul>


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						¥565						<span>（2026/08/24 18:23時点 | 楽天市場調べ）</span>
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	]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>【SR400】デコンプワイヤーの交換作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-decompression-wire-replacement/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Mon, 24 Aug 2026 08:15:12 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[エンジン]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=3561</guid>

					<description><![CDATA[皆さんこんにちは。今回は SR400ファイナルエディションのデコンプワイヤー交換作業手順について解説していきます。 SR400の特徴でもあるキックスタートに欠かせないのが、デコンプレッション機構です。その操作を担っている]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。<br>今回は<span class="marker2"> <strong>SR400ファイナルエディションのデコンプワイヤー交換作業手順</strong></span>について解説していきます。</p>



<p class="wp-block-paragraph">SR400の特徴でもある<span class="marker2">キックスタートに欠かせないのが、デコンプレッション機構です</span>。その操作を担っているのが、ハンドル左側にある<strong>デコンプレバーとデコンプワイヤー</strong>。SR400ならではの装備と言えるでしょう。</p>



<p class="wp-block-paragraph">デコンプワイヤーはクラッチワイヤーやスロットルワイヤーに比べて<span class="marker2">使用頻度が少ないため、つい<strong>メンテナンスがおろそかになりがち</strong></span>です<span class="marker">。気付かないうちに<strong>ワイヤー内部へサビ</strong>が発生したり、<strong>動きが渋くなったり</strong>、<strong>被覆が劣化</strong>しているケースも少なくありません。</span></p>



<p class="wp-block-paragraph">そこで今回は、デコンプワイヤーの交換手順を実際の写真とともに分かりやすく解説していきます。SR400のメンテナンスを行う際の参考になれば幸いです。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">作業は<strong>自己責任</strong>となります。整備に不安がある方やDIY初心者の方は、無理をせずショップへ依頼することをおすすめします。</p>
</div>



<p class="wp-block-paragraph">また、<strong>デコンプワイヤーの注油メンテナンス</strong>については別記事で解説しています。<span class="marker2">ワイヤーの動きが少し渋い程度であれば、<strong>交換せずに注油だけで改善</strong>する場合</span>もありますので、ぜひこちらも参考にしてみてください。</p>



https://ezomemo-blog.com/sr400-decompression-wire-grease-up/



<h2 class="wp-block-heading"><strong>デコンプワイヤー交換前に知っておきたいこと</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="481" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_05_49.png" alt="" class="wp-image-4756" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_05_49.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_05_49-300x144.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_05_49-768x369.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_05_49.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">デコンプワイヤーは、使用しているうちに内部のワイヤーが伸びたり、ほつれたりすることがあります。定期的に状態を確認し、</p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li><strong>ワイヤーの動きが渋い</strong></li>



<li><strong>ほつれや損傷がある</strong></li>



<li><strong>遊び量を調整しても適正値にできない</strong></li>
</ul>
</div>



<p class="wp-block-paragraph">といった場合は、交換を検討しましょう。</p>



<p class="wp-block-paragraph">また、デコンプワイヤーを交換する際には、<strong>ワイヤーの遊び量を適正に調整する作業</strong>が必要です。<span class="marker">SR400では、遊び量を正しく調整するために<strong>エンジンを圧縮上死点に合わせる必要があり、その際にクランクケースカバーを取り外します。</strong></span></p>



<p class="wp-block-paragraph">クランクケースカバーを取り外す際は、ガスケットの状態を確認できないため、<span class="marker"><strong>作業前に新品のガスケットを用意しておくことをおすすめ</strong></span><strong>します。</strong>ガスケットの状態によってはオイル漏れの原因となるため、再使用する場合でも新品を準備しておくと安心です。</p>



<p class="wp-block-paragraph">なお、デコンプワイヤーの交換後は、<strong>ワイヤーの取り回しや遊び量を確認し、ハンドルを左右に切った際にもワイヤーが突っ張らないことを確認</strong>してください。<span class="marker2">調整が不適切なまま使用すると、デコンプ機構が正常に作動しない可能性があります。</span></p>



<p class="wp-block-paragraph">そのため、デコンプワイヤー交換は単純に古いワイヤーを新品へ交換するだけではなく、<strong>交換後の遊び量調整まで含めて行う作業</strong>と考えておきましょう。</p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具・用品類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ<br></strong><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a>&nbsp;</li>



<li><strong>レンチ</strong>（10・19mm）<br><strong>スパナ</strong>（8ｍｍ）<br>※<strong>8mmスパナは2本あるとよい。</strong>アジャスターの供回り防止に使用。モンキーレンチでも代用可<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>六角ソケット</strong>（5ｍｍ）（トルク管理のため必要）<br><a href="https://www.amazon.co.jp/dp/B000TGCRZQ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ltpExnTXL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>六角レンチ（5ｍｍ）<br></strong><a href="https://www.amazon.co.jp/dp/B07XGZMK14?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41Cwj4l761L._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>プラグレンチ・プラグソケット</strong>（車載工具でも使用できますが、トルクレンチで締付トルクを管理できる<strong>プラグソケットがおすすめです</strong>）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B07BP6KVK3?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41wmvI+0JRL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>金尺やスケール</strong>（遊び量の測定に使用）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B076J9PW6V?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/217oT54t6IS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ワイヤーインジェクター<br></strong><a href="https://www.amazon.co.jp/dp/B004H8TTGM?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41Aw80rbN-S._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>コンプレッサーとエアガン</strong><br><a href="https://www.amazon.co.jp/dp/B09T2LSWXW?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41s92Og65mL._SL500_.jpg" alt="" width="120" height="120" /></a><a href="https://www.amazon.co.jp/dp/B01122R836?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31gSfVQsvPL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ゴムハンマー</strong>（クランクケースカバーが固着していた際ににあると便利）<br><a href="https://www.amazon.co.jp/dp/B00264ODX8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21qYy53NMvL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>樹脂・木製製のヘラ</strong>等（クランクケースのガスケットが固着している場合にあると便利）<br><a href="https://www.amazon.co.jp/dp/B0H8CPX3HF?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31vzGytzOdL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ<br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）</li>
</ul>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>ワイヤールブ</strong>（<strong>チェーンルブ</strong>でも代用可）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B0031XTU90?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41OJgb3VPQL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グリス</strong><br><a href="https://www.amazon.co.jp/dp/B0BZYRWTH3?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31Dpp6lbY3L._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>エンジンオイル</strong>（ガスケットに少量塗布）<br><a href="https://www.amazon.co.jp/dp/B07PZ6NRB4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41hf-mdipiL._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>デコンプワイヤーケーブル</strong>（2H6-26331-10）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/2h62633110-3htua12-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>デコンプブラケット</strong>（583-12283-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/moto-occ/583-12283-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>ブラケットのヘキサゴンボルト</strong>（91314-06025）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/mcmanaic/gy01799.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト短</strong>（91314-06025）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバー</strong>（3GW-15411-00）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LRZB9Q0?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000247-y2-3gw-15411-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーダンパー</strong>（3HT-15326-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000248-y2-3ht-15326-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００デコンプワイヤーケーブルの取り外し作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①センタースタンドで車体を安定させる</strong></h3>



<ul class="wp-block-list">
<li>平坦で安定した場所に車体を設置し、<strong>センタースタンド</strong>を使用して車体を安定させる<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②シリンダーヘッド側のデコンプワイヤーを取り外す&nbsp;</strong></h3>



<ul class="wp-block-list">
<li><strong>ヘキサゴンボルト（５㎜）</strong>を外して、<strong>デコンプブラケット</strong>を取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-881" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_095624.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-883" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100150.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>デコンプカムからケーブルのエンド、<strong>タイコ部分を取り外す</strong><br><span class="marker">カムのエッジで<strong>ワイヤーを傷めないよう注意</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-882" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100238.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-884" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100319.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③レバー側のデコンプワイヤーを取り外す</strong></h3>



<ul class="wp-block-list">
<li>レバーホルダーから<strong>ケーブル（アウターチューブ）</strong>を引き抜いて取り外す<br>ケーブルのテンションだけなので引き抜けばOK<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-885" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100415.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-886" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100524.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>デコンプレバーから、<strong>ワイヤーのタイコ部分</strong>を溝に合わせてスライドさせるようにして取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-887" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100621.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-888" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_100650.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>④車体からデコンプワイヤーを取り外す</strong></h3>



<ul class="wp-block-list">
<li>元通りに車体に戻せるよう、<span class="marker">作業前に<strong>取り回しの写真を撮って記録</strong>しておくと安心。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3403" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164111.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3404" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164124.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3405" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164141.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>エンジン側のデコンプワイヤー先端を、<span class="marker2">傷つき防止のため<strong>養生テープ</strong>等で保護</span>し、車体上側へ引き抜いて<strong>デコンプワイヤー</strong>を取り外す。&nbsp;<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3402" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164301.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3406" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_164336.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>ＳＲ４００デコンプワイヤーケーブルの取り外しは完了</strong></span>です。</p>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><strong>SR400新しいデコンプワイヤーケーブルのグリスアップ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951-1024x769.jpg" alt="" class="wp-image-4835" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_153951-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker">新品のデコンプワイヤーでも、<strong>内部に十分な潤滑剤が塗布されていない場合</strong>があります。</span></p>



<p class="wp-block-paragraph">ワイヤー内部の潤滑状態は<span class="marker">操作感に影響するだけでなく、<strong>ワイヤー自体の寿命にも関わる重要なポイント</strong>です。</span></p>



<p class="wp-block-paragraph">取り付け前に<span class="marker2"><strong>ワイヤーインジェクター</strong>を使用し、ワイヤールブを十分に注油しておきましょう。&nbsp;</span></p>



<h3 class="wp-block-heading"><strong>①ワイヤーインジェクターを取り付ける&nbsp;</strong></h3>



<ul class="wp-block-list">
<li>ワイヤーケーブルの先端に<strong>ワイヤーインジェクター</strong>を取り付ける<br><strong>漏れがないようしっかり固定</strong>する。</li>



<li>デコンプワイヤーは、<strong>エンジン側（金具側）に取り付けると漏れにくく、作業しやすい</strong>です。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4846" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154850.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img decoding="async" class="wp-image-4837" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154021.jpg" alt=""><img decoding="async" class="wp-image-4838" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154044.jpg" alt=""><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②ワイヤーケーブルの両端をウエス等を使って保護する&nbsp;</strong></h3>



<ul class="wp-block-list">
<li>汚れや油が飛び出るので、<span class="marker2">必ず両端を<strong>ウエス</strong>で保護</span>しておくこと<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4851" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155009.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③ワイヤールブを注入する&nbsp;</strong></h3>



<ul class="wp-block-list">
<li><strong>ワイヤールブ</strong>を注入します<br>反対側から<span class="marker2">グリスが出てくるまで注入</span>してください<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4840" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154210.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4841" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_154224.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4854" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155056.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>反対側からグリスが出てきたら、<strong>ワイヤーインジェクターとウエスを取り外し</strong>ます<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4856" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155113.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ワイヤーを数回<span class="marker2">ストロークさせてグリスを内部でなじませる</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4864" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155153.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>ワイヤーケーブルのグリスアップは完了</strong></span>です。車体に取り付けていきましょう。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4858" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260823_155231.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></p>



<h2 class="wp-block-heading"><strong>SR400デコンプワイヤーケーブルの取り付け作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①デコンプワイヤーを車体に通す</strong></h3>



<ul class="wp-block-list">
<li>傷つき防止のため、<span class="marker2">デコンプワイヤーの先端を<strong>養生テープ</strong>などで保護</span>しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3412" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171103.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>事前に撮影しておいた写真を参考にしながら、<span class="marker2"><strong>デコンプワイヤー</strong>を元通りの取り回しで車体へ通す</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3413" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171124.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>※ワイヤーの<strong>上下を間違えないよう注意</strong>しましょう。ブラケットにセットする<span class="marker">金具が付いている側がエンジン側</span>です。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3414" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/05/Re-IMG_20260517_171302.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>車体へ通した後、<strong>養生テープ</strong>は外しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4742" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260517_164244.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h3 class="wp-block-heading"><strong>②タイコ部周りのグリスアップ</strong></h3>



<ul class="wp-block-list">
<li>デコンプワイヤー<span class="marker2"><strong>両端のタイコ部</strong>に<strong>グリス</strong>を塗布</span>しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-904" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105219.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-905" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105245.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>デコンプレバーの<span class="marker2"><strong>溝やタイコのはまる穴</strong>に<strong>グリス</strong>を塗布</span>しておく<br>さらに、<span class="marker2"><strong>レバーの可動部の内側</strong>へ薄くグリスを塗っておく</span>ことで、動きが滑らかになり摩耗防止にもつながります。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4744" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160023.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-907" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_105845.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>&nbsp;</li>



<li>エンジン側の<span class="marker2"><strong>デコンプカムの溝部</strong>にも<strong>グリス</strong>を塗布</span>しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4743" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260518_160033.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③レバー側のデコンプワイヤーを取り付ける</strong></h3>



<ul class="wp-block-list">
<li>デコンプレバーの<strong>溝にワイヤーを添わせながら</strong><span class="marker2">タイコ部を取り付ける</span><br>※ワイヤーをタイコに収める際は、<span class="marker">巻き方向（締まる方向）に軽くひねりながら取り付け</span>ます。<strong>逆方向にひねると、ほつれや断線の原因</strong>になります。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-908" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110001.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>デコンプレバーホルダーに<span class="marker2"><strong>ケーブル</strong>をしっかり差し込む</span><br>反対側の取り付け作業をしやすくするためにも、<span class="marker"><strong>奥まで確実に押し込んでおき</strong>ましょう。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-910" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111152.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>④エンジン側のデコンプワイヤーを取り付ける</strong></h3>



<ul class="wp-block-list">
<li>カムの溝にワイヤーを通し、<strong>タイコ部分</strong>をセットする。<br><span class="marker">エッジにワイヤーが擦れないように注意。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-911" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110246.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-912" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_110359.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker"><br></span></li>



<li><strong>デコンプワイヤーブラケット</strong>をセットして、<strong>ヘキサゴンボルト（5ｍｍ）</strong>を規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：10Nm</strong></span><br>※ワイヤーに<strong>隙間がなくブラケットが入らない場合</strong>は、<span class="marker2">レバー側のアウターケーブルがホルダーに奥まで差し込まれているか確認</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-913" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111253.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-914" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111347.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-915" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251123_111432.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑤デコンプレバーの遊び調整を行う</strong></h3>



<p class="wp-block-paragraph">デコンプレバーの遊びは、<strong>圧縮上死点・ハンドル左切り状態</strong>で調整します。作業前に<span class="marker2"><strong>クランクケースカバーのガスケット</strong>を用意</span>してください。</p>



<p class="wp-block-paragraph">※以下は簡略手順です。<span class="marker">詳しい手順は<strong>別記事</strong>を参考</span>にしてください。↓</p>



https://ezomemo-blog.com/sr400-decompressionlever-adjustment/



https://ezomemo-blog.com/sr400-spark-plug-inspection-replacement/



<h4 class="wp-block-heading"><strong>事前準備</strong></h4>



<ul class="wp-block-list">
<li><strong>センタースタンド</strong>を立て、ハンドルを左にめいっぱい切る。<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4682" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>①クランクケースカバーを外す</strong></h4>



<ul class="wp-block-list">
<li><strong>六角5mm</strong>でボルト5本を外し、カバーとガスケットを取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4684" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4689" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>合わせ面を<strong>樹脂製・木製スクレーパー</strong>などで清掃する。</li>



<li>ガスケットが破損した場合は<strong>新品に交換</strong>する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4692" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>②スパークプラグを外す</strong></h4>



<ul class="wp-block-list">
<li><strong>プラグキャップとスパークプラグ</strong>を取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1001" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1004" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>③圧縮上死点に合わせる</strong></h4>



<ul class="wp-block-list">
<li>プラグ穴を塞ぎ、<strong>19mmレンチでフライホイールを反時計回り</strong>に回す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4694" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4695" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>空気が押し出されたら、<strong>T1マークと合いマークを合わせる</strong>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4696" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h4 class="wp-block-heading"><strong>④遊び量を測定・調整する</strong></h4>



<ul class="wp-block-list">
<li>レバー先端の遊びを測定する。<strong>規定値：5.0～10.0mm</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4680" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>規定値外の場合は、<strong>8mmスパナでロックナットを緩め、アジャスティングナットで調整</strong>する。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4702" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4705" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>調整後、ロックナットを締めて遊び量を再確認する。</li>
</ul>



<h4 class="wp-block-heading"><strong>⑤クランクケースカバー・スパークプラグを戻す</strong></h4>



<ul class="wp-block-list">
<li>合わせ面を清掃し、ガスケットに<strong>エンジンオイルを薄く塗布</strong>して取り付ける。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4722" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4710" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>カバーボルト5本を<strong>10N・m</strong>で締め付ける。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4715" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li>スパークプラグを<strong>25N・m</strong>で締め付け、プラグキャップを取り付ける。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1013" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1016" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h3 class="wp-block-heading"><strong>⑥最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="481" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_09_21.png" alt="" class="wp-image-4758" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_09_21.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_09_21-300x144.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_09_21-768x369.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月19日-17_09_21.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">取り付け作業後は、以下の項目を確認しましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li><strong>ワイヤーの取り回し</strong>は元通りになっているか</li>



<li></li>



<li>左右にハンドルを切っても<strong>ワイヤーが突っ張らない</strong>か</li>



<li><strong>ブラケットは正しく取り付け</strong>られているか</li>



<li><strong>アジャスターとロックナットは確実に締まっている</strong>か</li>



<li><strong>デコンプレバーの</strong><strong>遊び量が規定値（5.0～10.0mm）</strong>に収まっている</li>



<li>デコンプレバーの<strong>操作がスムーズで、レバーが確実に戻る</strong></li>



<li>クランクケースカバーの<strong>ヘキサゴンボルトが規定トルク（10N・m）で締め付け</strong>られている</li>



<li><strong>スパークプラグが規定トルク（25N・m）で締め付け</strong>られ、プラグキャップが確実に取り付けられている</li>



<li>エンジン始動後、<strong>クランクケース周辺からオイル漏れ</strong>がない</li>



<li><strong>エンジンが正常に始動し、デコンプレバーが正常に作動</strong>する</li>
</ul>
</div>



<p class="wp-block-paragraph">以上を確認したら、<span class="marker2"><strong>エンジンを始動し、異音や違和感がないか確認</strong>します。</span></p>



<p class="wp-block-paragraph">問題がなければ、<span class="marker2"><strong>SR400デコンプワイヤー交換作業は完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>規定トルクまとめ</strong></h2>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>ワイヤーブラケットのヘキサゴンボルト：<strong>10Nm</strong></li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">ということで今回は、<span class="marker2"><strong>SR400デコンプワイヤーケーブルの交換作業手順</strong></span>を解説してきました。</p>



<p class="wp-block-paragraph">デコンプワイヤーの交換作業自体はそれほど難しくありませんが、交換後には<strong>圧縮上死点に合わせた遊び調整が必要</strong>となるため、<span class="marker">クランクケースカバーを開けて作業を行う必要があります。そのため、ワイヤー交換の中ではやや難易度の高い部類に入る整備</span>と言えるでしょう。</p>



<p class="wp-block-paragraph"><span class="marker2">整備に不慣れな方や作業に不安がある方は、<strong>無理をせずショップへ依頼</strong>することをおすすめします。</span></p>



<p class="wp-block-paragraph">デコンプワイヤーは使用頻度が少ないため、点検やメンテナンスがおろそかになりがちな部品です。しかし、劣化や動作不良を放置すると、SR400特有のキックスタートにも影響を与えます。<span class="marker2">定期的に状態を確認し、必要に応じてメンテナンスや交換を行いましょう。</span></p>



<p class="wp-block-paragraph"><strong>それでは、良きSRライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



<ul class="wp-block-list">
<li><strong>デコンプワイヤーケーブル</strong>（2H6-26331-10）</li>
</ul>


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					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ケ-ブル スタ-タ 1 2H6-26331-10 HD店					</a>
				</div>

									<div class="pochipp-box__info">ヒロチー商事 ハーレー 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥2,640						<span>（2026/08/24 21:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F2h6-26331-10%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/junsei/2h62633110-3htua12-mu.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>デコンプブラケット</strong>（583-12283-00）</li>
</ul>


		<div class="pochipp-box"
			data-id="3563"
			data-img="l"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="bc428ec4"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload060/583-12283-00.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ブラケット デコンプ 583-12283-00 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥737						<span>（2026/08/28 06:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F583-12283-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/moto-occ/583-12283-00.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>ブラケットのヘキサゴンボルト</strong>（91314-06025）</li>
</ul>


		<div class="pochipp-box"
			data-id="3564"
			data-img="l"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="5af95bb1"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/91314-06025.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ボルト ソケット 91314-06025 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥143						<span>（2026/08/28 06:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）</li>
</ul>


		<div class="pochipp-box"
			data-id="4727"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="db7b80b2"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload2454/3gw-15451-00.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						【即納】 ヤマハ純正 ガスケット クランクケース カバー 3GW-15451-00 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥932						<span>（2026/08/28 08:19時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/mcmanaic/gy01799.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）</li>
</ul>


		<div class="pochipp-box"
			data-id="4728"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="3c21d3b9"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/91314-06035.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ボルト ソケット 91314-06035 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥132						<span>（2026/08/28 08:19時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーボルト短</strong>（91314-06025）</li>
</ul>


		<div class="pochipp-box"
			data-id="3564"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="f21ac50b"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload063/91314-06025.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 ボルト ソケット 91314-06025 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥143						<span>（2026/08/28 06:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
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		<title>【SR400】デコンプレバーの遊び調整方法｜点検・規定値・作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-decompressionlever-adjustment/</link>
					<comments>https://ezomemo-blog.com/sr400-decompressionlever-adjustment/#comments</comments>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Tue, 18 Aug 2026 10:06:39 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[エンジン]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=1057</guid>

					<description><![CDATA[皆さんこんにちは。今回は SR400ファイナルエディションのデコンプレバーの遊び量点検と調整作業手順 をわかりやすく解説していきます。 突然ですが、SR400 のデコンプレバーにも 適切な遊び量（5.0〜10.0mm） ]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。<br>今回は<span class="marker2"> <strong>SR400ファイナルエディションのデコンプレバーの遊び量点検と調整作業手順</strong> </span>をわかりやすく解説していきます。</p>



<p class="wp-block-paragraph">突然ですが、<span class="marker">SR400 のデコンプレバーにも <strong>適切な遊び量（5.0〜10.0mm）</strong> がある</span>ことをご存じでしょうか？<br>クラッチレバーやスロットルワイヤー、フロントブレーキレバーの遊び調整は意識されがちですが、<span class="marker2">デコンプレバーは普段あまり気にせず乗っているオーナーも多い部分</span>です。</p>



<p class="wp-block-paragraph">この記事では、意外と見落としがちな<span class="marker2"> <strong>SR400のデコンプレバーの遊び量点検方法と調整手順</strong>を、写真付きでわかりやすく解説します。</span><br>この機会に、ご自身の SR400 のデコンプレバーが正しく調整されているか、ぜひチェックしてみてください。</p>



<p class="wp-block-paragraph">正しい遊び量に調整することで、本来のデコンプレバーの操作感を維持でき、安心して SR ライフを楽しめます。<br>それでは早速、作業方法を見ていきましょう。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph"><span class="marker">※作業は<strong>自己責任</strong>となります。整備に自信のない方や初心者の方は、無理をせずショップへ依頼することをおすすめ</span>します。&nbsp;</p>
</div>



<h2 class="wp-block-heading"><strong>デコンプレバーの遊び調整を始める前に知っておきたいこと</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_38_05.png" alt="" class="wp-image-4679" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_38_05.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_38_05-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_38_05-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_38_05.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker">デコンプレバーの遊び量は、<strong>エンジンを圧縮上死点に合わせた状態</strong>で点検・調整します。</span></p>



<p class="wp-block-paragraph">そのため、フライホイールの「T1」マークを確認できるよう、<strong>左側のクランクケースカバーを取り外して作業</strong>を行います。</p>



<p class="wp-block-paragraph">また、<span class="marker">ガスケットが破損する可能性もあるため、あらかじめ新品の<strong><strong>クランクケースガスケット</strong>（3GW-15451-00）を用意しておく</strong>と安心</span>です。</p>



<p class="wp-block-paragraph">ここでは、デコンプレバーの規定遊び量や、調整が必要になるケースについて解説します。</p>



<h3 class="wp-block-heading"><strong>デコンプレバーの規定遊び量</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg" alt="" class="wp-image-4680" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker">SR400のデコンプレバーの規定遊び量は<strong>5.0～10.0mm</strong>です。</span></p>



<p class="wp-block-paragraph"><span class="marker2">遊び量は、<strong>ハンドルを左いっぱいまで切り、エンジンを圧縮上死点に合わせた状態</strong>で測定します。</span></p>



<p class="wp-block-paragraph">デコンプレバーを<span class="marker2">自然な位置から、<strong>レバー先端を軽く動かし、抵抗を感じ始めるまでの移動量</strong>を金尺やスケールなどで測定</span>してください。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph">※<span class="marker2">遊び量は必ず<strong>レバー先端で測定</strong>してください。</span>測定する位置によって移動量が変わるため、規定値との比較はレバー先端を基準とします。</p>
</div>



<h3 class="wp-block-heading"><strong>遊び量が多すぎる・少なすぎるとどうなる？</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_39_51.png" alt="" class="wp-image-4675" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_39_51.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_39_51-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_39_51-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_39_51.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">デコンプレバーの遊び量が適正でないと、<strong>デコンプ機構が正常に作動しないおそれ</strong>があります。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph"><strong>遊びが多すぎる場合</strong></p>



<ul class="wp-block-list">
<li>デコンプ機構が十分に作動しない</li>



<li>キック時に圧縮が抜けにくくなる</li>
</ul>



<p class="wp-block-paragraph"><strong>遊びが少なすぎる場合</strong></p>



<ul class="wp-block-list">
<li>デコンプ機構に常に力が掛かる</li>



<li>デコンプ機構が正常に戻らなくなるおそれがある</li>
</ul>
</div>



<h3 class="wp-block-heading"><strong>デコンプレバーの遊び調整が必要なタイミング</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_41_06.png" alt="" class="wp-image-4676" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_41_06.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_41_06-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_41_06-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_41_06.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">次のような場合は、遊び量を点検・調整しましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li>デコンプレバーケーブルを交換したとき</li>



<li>デコンプレバーケーブルを脱着したとき</li>



<li>遊び量が規定値から外れているとき</li>



<li>操作感に違和感があるとき</li>



<li>定期点検やエンジンメンテナンス時</li>
</ul>
</div>



<p class="wp-block-paragraph">それでは、<strong>実際のデコンプレバー遊び量点検・調整手順</strong>を見ていきましょう。</p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ<br></strong><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a>&nbsp;</li>



<li><strong>レンチ</strong>（10・19mm）<br><strong>スパナ</strong>（8ｍｍ）<br>※<strong>8mmスパナは2本あるとよい。</strong>アジャスターの供回り防止に使用。モンキーレンチでも代用可<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>ヘキサゴンソケット</strong>（5ｍｍ）（トルク管理のため必要）<br><a href="https://www.amazon.co.jp/dp/B000TGCRZQ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ltpExnTXL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ヘキサゴンレンチ</strong>（5ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B07XGZMK14?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41Cwj4l761L._SL500_.jpg" alt="" width="120" height="120" /></a>&nbsp;</li>



<li><strong>ゴムハンマー</strong>（クランクケースカバーが固着していた際ににあると便利）<br><a href="https://www.amazon.co.jp/dp/B00264ODX8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21qYy53NMvL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>樹脂・木製製のヘラ</strong>等（ガスケットが固着している場合にあると便利）<br>※クランクケースの合わせ面を傷つけないよう、<strong>樹脂製などの柔らかいスクレーパー</strong>を使用してください。筆者は<strong>木製の棒を加工して使用しました</strong><br><a href="https://www.amazon.co.jp/dp/B0H8CPX3HF?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31vzGytzOdL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>プラグレンチ・プラグソケット</strong>（車載工具でも使用できますが、トルクレンチで締付トルクを管理できる<strong>プラグソケットがおすすめです</strong>）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B07BP6KVK3?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41wmvI+0JRL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>金尺やスケール</strong>（遊び量の測定に使用）<strong><br></strong><a href="https://www.amazon.co.jp/dp/B076J9PW6V?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/217oT54t6IS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ</strong><strong><br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）</li>
</ul>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>エンジンオイル</strong>（ガスケットに少量塗布）<br><a href="https://www.amazon.co.jp/dp/B07PZ6NRB4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41hf-mdipiL._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15451-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/mcmanaic/gy01799.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06035%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000231-y2-91314-06035.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーボルト短</strong>（91314-06025）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F91314-06025%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000018-y2-91314-06025.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバー</strong>（3GW-15411-00）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LRZB9Q0?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3gw-15411-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000247-y2-3gw-15411-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左クランクケースカバーダンパー</strong>（3HT-15326-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F3ht-15326-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000248-y2-3ht-15326-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００のデコンプレバー遊び量点検・調整手順</strong></h2>



<p class="wp-block-paragraph"><span class="marker">デコンプレバーの遊び量を点検・調整するには 、<strong>圧縮上死点に合わせた状態で、ハンドルを左にめいっぱい切った状態</strong>にする</span>必要があります。 上死点を正確に合わせるためにはクランクケースカバーを取り外す必要があるため、<span class="marker2"><strong>作業前にガスケット類を用意しておくと安心</strong></span>です。</p>



<h3 class="wp-block-heading"><strong>①センタースタンドで車体を安定させる</strong></h3>



<ul class="wp-block-list">
<li>平坦で安定した場所に車体を設置し、<strong>センタースタンド</strong>を使用して車体を安定させる<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②ハンドルをめいっぱいまで左に切る</strong></h3>



<ul class="wp-block-list">
<li><span class="marker2">デコンプレバーケーブルはハンドル角度で張り具合が変化</span>するため、<br><strong>基本はハンドル左切り状態で測定・調整を行います。</strong><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4682" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③クランクケースカバー（左）を開ける</strong></h3>



<ul class="wp-block-list">
<li><strong>ヘキサゴンレンチ（六角5ｍｍ）</strong>で、<strong>ヘキサゴンボルト（長1＋短4）</strong> を取り外す<br><strong><span class="marker">右側中央のボルトだけ長い</span></strong>ため、間違えないように保管すること<br><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4684" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113212.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker">※<strong>対角線になるよう順番に緩める</strong>のが基本</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4685" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113213.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4687" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113532.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4686" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ボルトを取り外したら、<strong>クランクケースカバー</strong>を開ける<br><span class="marker2">※カバーを外す際はガスケットを破らないよう慎重に作業を行う</span><br>最初は固着して動かないことが多いため、<span class="marker2">無理に回そうとせず、<strong>ゴムハンマー</strong>などで軽くたたいて緩めるようにするとよい</span>です<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4688" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113613.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4689" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113626.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ガスケット</strong>を取り外す。<br>ガスケットが固着している場合は、<strong>プラスチックや木製のヘラ・スクレーパー</strong>など、<span class="marker2">金属面を傷つけない工具を使用して慎重に剥がす。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4691" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130403.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4692" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_130516.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※<span class="marker">ガスケットが破損した場合は<strong>必ず新品へ交換</strong>してください</span>。密閉性が失われ、<span class="marker2">オイル漏れや水分・異物の侵入によるエンジントラブルの原因</span>となります。</p>
</div>



<h3 class="wp-block-heading"><strong>④スパークプラグを外す</strong></h3>



<p class="wp-block-paragraph">今回は、<strong>スパークプラグの脱着手順を簡略化して紹介しています。</strong><br><span class="marker2"><strong>スパークプラグ脱着の詳しい手順は別記事で解説</strong></span>していますので、参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-spark-plug-inspection-replacement/



<ul class="wp-block-list">
<li><strong>スパークプラグキャップ</strong>を引き抜いて取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1001" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104257.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1002" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_104344.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スパークプラグ</strong>を<strong>ソケットレンチやソケット</strong>で反時計回りに回して取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1004" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_105956.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1007" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/Re-IMG_20251127_175426.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑤フライホイールを回して圧縮上死点にする</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box4">
<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg" alt="" class="wp-image-4693" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131808-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2"><strong>フライホイールの</strong></span><span class="marker2"><strong>T1マーク</strong>を<strong>クランクケース側の合いマーク</strong>に合わせる</span>ことで、ピストンが上死点にある位置を確認できます。</p>



<p class="wp-block-paragraph">ただし、SR400は4ストロークエンジンのため、クランクシャフトが<strong>2回転する間に「吸気→圧縮→燃焼・膨張→排気」の4工程</strong>を行います。そのため、<span class="marker">T1マークとクランクケース側の合いマークが一致する位置は、<strong>圧縮上死点と排気上死点の2パターン</strong>があります</span>。</p>



<p class="wp-block-paragraph">デコンプレバーの遊び量を点検・調整する際は、<strong>圧縮上死点</strong>に合わせる必要があります。</p>
</div>



<ul class="wp-block-list">
<li><span class="marker"><strong>プラグ取付穴を指で軽く塞いだ状態</strong></span>で、<strong>レンチ（19mm）</strong>を使用し、<span class="marker"><strong>フライホイール</strong>を<strong>反時計回り</strong>にゆっくり回します。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4694" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131842.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4695" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131711.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>フライホイールを反時計回りに回していくと、圧縮工程では<strong>プラグ取付穴から空気が押し出され、指に圧力を感じる</strong>。<br><strong>空気が押し出されていることを確認</strong>したら、そのままフライホイールをゆっくり回し、<span class="marker"><strong>T1マークをクランクケース側の合いマークに</strong>合わせます。</span><img loading="lazy" decoding="async" width="1000" height="667" class="wp-image-4697" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12-300x200.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12-768x512.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-17_37_12.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2">空気が押し出された直後にT1マークと合いマークが一致した位置が、<strong>圧縮上死点</strong>です。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4696" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph"><strong>ポイント</strong><br>T1マークだけを見て位置を合わせると、圧縮上死点と排気上死点を区別できません。<br><span class="marker2"><strong>「プラグ穴から空気が押し出される」→「T1マークと合いマークを一致させる」という順番で確認</strong>することで、圧縮上死点を確実に判断できます。</span></p>
</div>



<h3 class="wp-block-heading"><strong>⑥デコンプレバーの遊び量を点検</strong></h3>



<ul class="wp-block-list">
<li>再度、<strong>圧縮上死点に合わせた状態で、ハンドルを左にめいっぱい切った状態</strong>になっているか確認<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4682" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_103648.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4696" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_131749.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>デコンプレバーに触れず<span class="marker2">自然な位置から、レバー先端を軽く動かす。抵抗を感じ始めるまでの移動量</span>を、<strong>金尺</strong>や<strong>スケール</strong>などで測定する。<br>※遊び量は必ず<span class="marker"><strong>レバー先端で測定</strong>してください。</span>測定する位置によって移動量が変わるため、規定値との比較はレバー先端を基準にします。<br><span class="marker"><strong>ＳＲ４００デコンプレバーの規定遊び量：5.0ｍｍ～10.0ｍｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4680" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4698" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150214.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><strong><br></strong></li>



<li>規定値外だった場合は、調整を行う<br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑦デコンプレバーケーブルの調整</strong></h3>



<div class="wp-block-jin-gb-block-box simple-box6">
<p class="wp-block-paragraph">筆者のSR400は社外品のデコンプレバーケーブルを使用しているため、<span class="marker2">実車写真と純正ケーブルの写真を使い分けて解説</span>しています。</p>
</div>



<ul class="wp-block-list">
<li>デコンプケーブルのアジャスター部を覆っている<span class="marker2"><strong>ゴムチューブ</strong>をずらし、アジャスターを露出させる</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4699" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150433.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4700" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150448.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>オープンスパナ（8ｍｍ）</strong>でデコンプレバーケーブルの<strong>ロックナット(A)</strong>を緩める<br><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4702" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150809.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" />※ロックナットが硬い場合は、<span class="marker2">ダブルレンチでアジャスター側を固定して供回りを防止しながら緩めるとよい</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4703" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151226.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>オープンスパナ（8ｍｍ）</strong>で<strong>アジャスティングナット(B)</strong>を回して、規定値になるように調整する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4705" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151755.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>アジャスティングナットを<strong>締め込むと遊びは大きくなり、緩めると遊びは小さくなります</strong>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4680" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_150353.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker"><strong>遊び規定値：5.00ｍｍ～10.0ｍｍ</strong></span><strong><br></strong></li>



<li>規定値に収まったら、<span class="marker2">ダブルレンチで<strong>アジャスティングナット（B）</strong>を固定して供回りを防止しながら、<strong>ロックナット（A）</strong>を締め付ける。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4706" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151954.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker">再度デコンプレバーの遊び量を測定し、規定値に収まっていることを確認</span>。問題がなければ、<span class="marker2"><strong>ゴムチューブ</strong>をアジャスター部に戻す。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4707" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151908.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4708" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_151918.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑧調整後、クランクケース（左）を閉じる</strong></h3>



<ul class="wp-block-list">
<li>クランクケースとケースカバーの合わせ面に残った、<strong>汚れや古いガスケットをきれいに除去。</strong><br>※<strong>プラスチック製や木製のヘラ・スクレーパー</strong>などを使用し、<span class="marker">合わせ面を傷つけないよう注意してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4721" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140255.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4722" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_140306.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ガスケットに<strong>エンジンオイル</strong>を薄く塗布しておく。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4709" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141456.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker">※ガスケットが破れている場合は、<strong>必ず新品に交換</strong>すること</span><br></li>



<li><strong>ガスケット</strong>を忘れずに取付け、<strong>クランクケースカバー</strong>をクランクケースへセット<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4710" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141518.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4711" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141625.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ヘキサゴンボルト（六角5ｍｍ）×５本</strong>で規定トルクで締め付ける<br>※<span class="marker"><strong>右側中央のボルトのみ長い</strong>ため注意</span>。<span class="marker2">最初は手でねじ込み、確実にかみ合っていることを確認してから、<strong>対角線順に締め付ける。</strong></span><br><span class="marker"><strong>規定トルク：10Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4686" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113716.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4715" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_113215.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4713" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_141839.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4714" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_142455.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>



<li><span class="marker2">ガスケットがずれていないことを確認しながら取り付け</span>ること<br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑨スパークプラグを取り付ける</strong></h3>



<p class="wp-block-paragraph">今回は、<strong>スパークプラグの脱着手順を簡略化して紹介しています。</strong><br><span class="marker2"><strong>スパークプラグ脱着の詳しい手順は別記事で解説</strong></span>していますので、参考にしてください。↓</p>



https://ezomemo-blog.com/sr400-spark-plug-inspection-replacement/



<ul class="wp-block-list">
<li><strong>スパークプラグ</strong>を<span class="marker"><strong>手締めでゆっくり回し入れ</strong></span>取り付け、規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：25Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1013" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_110943.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1016" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_111218.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>スパークプラグキャップ</strong>を確実に差し込み、取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1018" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/11/IMG_20251122_113203.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ul>



<h3 class="wp-block-heading"><strong>⑩最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_42_49.png" alt="" class="wp-image-4677" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_42_49.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_42_49-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_42_49-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月18日-16_42_49.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">作業完了後は、以下の項目を確認してください。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>デコンプレバーの<strong>遊び量が規定値（5.0～10.0mm）</strong>に収まっている</li>



<li>デコンプレバーの<strong>操作がスムーズで、レバーが確実に戻る</strong></li>



<li>クランクケースカバーの<strong>ヘキサゴンボルトが規定トルク（10N・m）で締め付け</strong>られている</li>



<li><strong>スパークプラグが規定トルク（25N・m）で締め付け</strong>られ、プラグキャップが確実に取り付けられている</li>



<li>エンジン始動後、<strong>クランクケース周辺からオイル漏れ</strong>がない</li>



<li><strong>エンジンが正常に始動し、デコンプレバーが正常に作動</strong>する</li>
</ul>
</div>



<p class="wp-block-paragraph">問題が無ければ、<span class="marker2"><strong>SR400のデコンプレバーの遊び量点検と調整作業</strong></span><span class="marker2"><strong>完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>関連トルクまとめ</strong></h2>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>クランクケースカバーのヘキサゴンボルト：<strong>10Nm</strong></li>



<li>スパークプラグ：<strong>25Nm</strong></li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">今回は<span class="marker2"> <strong>SR400ファイナルエディションのデコンプレバーの遊び量点検と調整作業手順</strong> </span>を解説しました。</p>



<p class="wp-block-paragraph">デコンプレバーの遊び調整は、<span class="marker">クランクケースを開ける必要があるため少し手間はかかります</span>が、手順どおりに作業すれば決して難しい整備ではありません。</p>



<p class="wp-block-paragraph">今回は<span class="marker">クランクケースを開けるため、<strong>タペットクリアランス調整</strong>や<strong>カムチェーンテンショナー調整</strong>なども同時に行うと作業効率が良くおすすめ</span>です。</p>



<p class="wp-block-paragraph"><span class="marker2">初心者の方や作業に不安がある場合は、<strong>無理をせずショップへ依頼することも検討</strong>してください。</span></p>



<p class="wp-block-paragraph">正しい遊び量を維持して、これからも快適なSRライフを楽しみましょう。</p>



<p class="wp-block-paragraph"><strong>それでは良きＳＲライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



<ul class="wp-block-list">
<li><strong>左クランクケースカバーガスケット</strong>（3GW-15451-00）</li>
</ul>


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<li><strong>左クランクケースカバーボルト長</strong>（91314-06035）</li>
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<li><strong>左クランクケースカバーダンパー</strong>（3HT-15326-00）</li>
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	]]></content:encoded>
					
					<wfw:commentRss>https://ezomemo-blog.com/sr400-decompressionlever-adjustment/feed/</wfw:commentRss>
			<slash:comments>1</slash:comments>
		
		
			</item>
		<item>
		<title>【SR400】カムチェーンテンショナーの調整　作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-camchain-tensioner-adjustment/</link>
					<comments>https://ezomemo-blog.com/sr400-camchain-tensioner-adjustment/#comments</comments>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Mon, 17 Aug 2026 08:23:23 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[エンジン]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4590</guid>

					<description><![CDATA[皆さんこんにちは。 今回は SR400ファイナルエディションのカムチェーンテンショナー調整手順について解説していきます。 現代のバイクの多くは、カムチェーンの伸びに合わせてテンションを自動調整する機構を備えています。一方]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。</p>



<p class="wp-block-paragraph">今回は<span class="marker2"><strong> SR400ファイナルエディションのカムチェーンテンショナー調整手順</strong></span>について解説していきます。</p>



<p class="wp-block-paragraph">現代のバイクの多くは、カムチェーンの伸びに合わせてテンションを自動調整する機構を備えています。一方、<span class="marker">SR400は40年以上前の設計を受け継ぐモデルで、<strong>カムチェーンの張りを手動で調整する必要</strong>があります。</span></p>



<p class="wp-block-paragraph"><span class="marker2">カムチェーンは走行距離が増えるにつれて少しずつ伸びていく</span>ため、適正な張りを維持するには<strong>定期的な調整が必要</strong>です。</p>



<p class="wp-block-paragraph">特に、<span class="marker2">エンジンから「カチャカチャ」「ジャラジャラ」といった異音</span>が聞こえるようになった場合や、<span class="marker2">以前より始動性が悪くなったと感じる</span>場合は、<strong>カムチェーンの張りが影響している可能性</strong>があります。</p>



<p class="wp-block-paragraph">カムチェーンテンショナーの調整作業は、手順を守って行えば比較的難しい作業ではありません。<span class="marker">この記事では、<strong>必要な工具から具体的な調整方法、作業後の最終確認</strong>まで、順を追って紹介していきます。</span></p>



<p class="wp-block-paragraph">SR400のメンテナンスをご自身で行いたい方は、ぜひ参考にしてみてください。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">※本記事の作業は<strong>自己責任</strong>で行ってください。<br><span class="marker">整備に不安がある方や、作業に自信のない方は、無理をせずバイクショップなどの専門業者へ依頼することをおすすめ</span>します。</p>
</div>



<h2 class="wp-block-heading"><strong>カムチェーンとは？</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_44_22.png" alt="" class="wp-image-4653" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_44_22.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_44_22-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_44_22-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_44_22.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker">カムチェーンとは、<strong>クランクシャフトとカムシャフトの動きを連動させるチェーン</strong>です。</span></p>



<p class="wp-block-paragraph">SR400では、ピストンの上下運動によってクランクシャフトが回転し、その動力をカムチェーンがカムシャフトへ伝えています。<span class="marker2">カムシャフトはバルブを適切なタイミングで開閉するため、<strong>エンジンを正常に動かすうえで重要な部品</strong>です。</span></p>



<p class="wp-block-paragraph"><span class="marker">カムチェーンは走行を重ねるにつれて少しずつ伸びるため、SR400では<strong>カムチェーンテンショナーを使って定期的に張りを調整する必要があります。</strong></span></p>



<h2 class="wp-block-heading"><strong>カムチェーンテンショナーの調整時期について</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_46_05.png" alt="" class="wp-image-4655" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_46_05.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_46_05-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_46_05-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_46_05.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">カムチェーンの調整時期に明確な走行距離の指定はありません</span>が、</p>



<p class="wp-block-paragraph"><strong>エンジンから「カチャカチャ」「ジャラジャラ」といった異音が聞こえる場合</strong>や、<br><strong>バルブクリアランス（タペット）調整などの定期メンテナンス</strong>を行う際に、あわせて点検・調整するとよいでしょう。</p>



<p class="wp-block-paragraph">SR400はカムチェーンの張りを自動調整する機構を備えていないため、<span class="marker">適正な張りを維持するには、定期的な点検・調整が大切</span>です。</p>



<h2 class="wp-block-heading"><strong>カムチェーンが緩んだまま走行するとどうなる？</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_47_17.png" alt="" class="wp-image-4656" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_47_17.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_47_17-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_47_17-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_47_17.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker">カムチェーンの緩みが大きくなると、<strong>エンジンから異音</strong>が発生したり、<strong>カムシャフトの駆動が不安定</strong>になったりする可能性があります。</span></p>



<p class="wp-block-paragraph">また、<span class="marker2">カムチェーンやガイドなどの部品に余計な負担がかかり、<strong>摩耗を早める原因</strong>にもなります。</span></p>



<p class="wp-block-paragraph">異音などの症状が気になる場合は、そのまま走行を続けるのではなく、カムチェーンテンショナーの状態を確認してみましょう。</p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ</strong><br>※テンショナー周辺はクリアランスが狭く、一般的なトルクレンチは使用できない場合があります。</li>



<li><strong>ラチェットレンチ</strong><br><strong>ソケット</strong>（27・22・10mm）<br>※テンショナー周辺はクリアランスが狭く、一般的なラチェットレンチ使用できない場合があります。</li>



<li><strong>レンチ</strong>（27・22・10mm）<br>※27・22mmは車載工具でも代用可能ですが、<strong>トルクレンチを使用できないため、正確なトルク管理はできません。</strong><br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a><a href="https://www.amazon.co.jp/dp/B00B4T98X6?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21XPZjVVY-L._SL500_.jpg" alt="" width="120" height="120" /></a><a href="https://www.amazon.co.jp/dp/B008O07NTO?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21OmksGj7iL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>マイナスドライバー</strong>（クリアランスが小さいため、短めのものを用意）<br><a href="https://www.amazon.co.jp/dp/B002SSSQTO?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31PL4fvAlTL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ</strong><br><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）</li>
</ul>



<p class="wp-block-paragraph"></p>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>カムチェーンテンショナーキャップ</strong>（1JN-12212-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F1jn-12212-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F1jn-12212-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/junsei/1jn1221200-3gw7a97-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>Ｏリング</strong>（93210-32172）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-32172%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F93210-32172%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000102-y2-93210-32172.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００のカムチェーンテンショナー調整　作業手順</strong></h2>



<p class="wp-block-paragraph"><span class="marker">エンジン内部のクリアランスは温度によって変化するため、<strong>必ず完全に冷えた状態で作業を行います</strong>。</span>目安としては、<span class="marker2">前日にエンジンを停止しておく程度まで冷えている状態が理想</span>です。</p>



<h3 class="wp-block-heading"><strong>①カムチェーンテンショナーのキャップを開ける</strong></h3>



<ul class="wp-block-list">
<li>エンジン右内側にある<strong>カムチェーンテンショナーキャップ</strong>を確認<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4605" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_161932.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>キャップ内部にオイルが溜まっているため、<span class="marker"><strong>ウエス</strong>をキャップ下に用意</span>しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4606" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_162347.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カムチェーンテンショナーキャップ（27ｍｍ）</strong>をレンチ（車載工具でも可）を使って取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4607" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163316.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4608" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163410.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>キャップの内側に<strong>Ｏリング</strong>がセットされているため、<span class="marker">紛失しないよう注意</span><br><span class="marker">Ｏリングが劣化・硬化・損傷している場合は<strong>新品に交換</strong>すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4609" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_163606.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②テンショナーの調整</strong></h3>



<p class="wp-block-paragraph"><strong>調整状態の目安</strong><br><span class="marker">テンショナー<strong>中央のボルト先端と、外側アジャスターの端面が面一（同じ高さ）</strong>になれば、適正な調整状態です。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg" alt="" class="wp-image-4661" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164720-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">アジャスターがテンショナーより浮いている、または沈んでいる場合は適正ではないため、調整を行いましょう。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927-1024x769.jpg" alt="" class="wp-image-4662" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164927-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※中央のテンショナーは調整用ではありません。<span class="marker">回してしまうと調整状態が変わるため、必ず<strong>マイナスドライバー</strong>で固定したまま作業</span>してください。&nbsp;</p>
</div>



<ul class="wp-block-list">
<li><span class="marker"><strong>アジャスター（10mm）</strong>が回らないようレンチで固定</span>しながら、<strong>ロックナット（22mm）</strong>を緩める。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4660" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153220.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker">外側<strong>アジャスター（10mm）</strong>にレンチを掛け、<strong>中央のテンショナー</strong>が回らないように<strong>マイナスドライバー</strong>で固定する</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4612" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164620.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>外側<strong>アジャスター（10mm）</strong>を回して面の高さを合わせる<br>※アジャスターが中央のテンショナーより<span class="marker"><strong>高い場合は時計回り</strong>、<strong>低い場合は反時計回り</strong>に回して、両者の面が揃うように調整</span>します。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4613" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164621.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4614" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164924.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4615" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165004.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>面が揃っていることを確認</strong>後、<span class="marker">アジャスターが回らないようレンチ（10ｍｍ）</span><span class="marker2"><span class="marker">で固定しながら</span>、 <strong>ロックナット（22ｍｍ）</strong>を規定トルクで締め付ける</span><br><span class="marker"><strong>規定トルク：38Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4659" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260816_153154.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box3">
<p class="wp-block-paragraph">※周辺のクリアランスが狭く、<span class="marker">トルクレンチが使用できない場合があります。</span>筆者は<strong>車載工具22mmレンチ</strong>で固定したため、正確なトルク管理はできていません。<span class="marker">可能な限り規定トルク（38N・m）で締め付けてください。</span></p>
</div>



<ul class="wp-block-list">
<li>※<strong>ロックナット（22mm）</strong>を締め付けた後、<span class="marker"><strong>アジャスターと中央のテンショナーの面が揃っていることを再度確認</strong>すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4617" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_164728.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③テンショナーのキャップを取り付ける</strong></h3>



<ul class="wp-block-list">
<li>キャップに<strong>Oリング</strong>が正しく装着されていることを確認。取り付け忘れやねじれがあると<strong>オイル漏れの原因になるため注意</strong><br><span class="marker">※劣化している場合は新品に交換すること</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4618" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165625.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4619" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165644.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>カムチェーンテンショナーキャップ（27ｍｍ）</strong>を規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：18Ｎｍ</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4620" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165714.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4621" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165731.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4622" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_165801.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<div class="wp-block-jin-gb-block-box simple-box3">
<p class="wp-block-paragraph">※周辺のクリアランスが狭く、<span class="marker">トルクレンチが使用できない場合があります。</span>筆者は<strong>車載工具27ｍｍレンチ</strong>で固定したため、正確なトルク管理はできていません。<span class="marker">可能な限り規定トルク（38N・m）で締め付けてください。</span></p>
</div>



<h3 class="wp-block-heading"><strong>④最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_48_52.png" alt="" class="wp-image-4657" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_48_52.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_48_52-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_48_52-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月17日-16_48_52.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">作業完了後は、以下の項目を確認してください。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>カムチェーンテンショナーの<strong>中央ボルトとアジャスターの面が揃っている</strong></li>



<li>テンショナーキャップ（27mm）・ロックナット（22mm）が<strong>規定トルクで締め付けられている</strong></li>



<li>テンショナーキャップに<strong>Oリングが正しく取り付けられている</strong></li>



<li>テンショナー<strong>キャップ周辺からオイル漏れ</strong>がない</li>



<li><span class="marker2">エンジン始動後</span>、<strong>異音が発生</strong>していない</li>



<li>エンジンを<strong>暖機した後もオイル漏れがない</strong>ことを再度確認する</li>
</ul>
</div>



<p class="wp-block-paragraph">問題が無ければ、<span class="marker2"><strong>ＳＲ400のカムチェーンテンショナーの調整作業は完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>規定トルクまとめ</strong></h2>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>カムチェーンテンショナーキャップ：<strong>18Ｎｍ</strong></li>



<li>カムチェーンアジャスターのロックナット：<strong>38Ｎｍ</strong></li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">とうことで今回は<strong>、</strong><span class="marker2"><strong>SR400ファイナルエディションのカムチェーンテンショナー調整手順</strong></span>について解説してきました。</p>



<p class="wp-block-paragraph">SR400のカムチェーンテンショナー調整は、<span class="marker">正しい手順で作業を行えば<strong>初心者でも対応しやすいメンテナンス</strong>です。</span>定期的に調整を行い、カムチェーンの張りを適正な状態に保つことで、<span class="marker2">エンジン本来の性能を維持しやすくなり、異音の予防や始動性の改善</span>にもつながります。</p>



<p class="wp-block-paragraph">また、調整作業は特別な工具や高度な技術を必要としないため、日頃のメンテナンスとして取り入れやすい点も魅力です。バルブクリアランス（タペット）調整など、<span class="marker2">エンジン周りの点検を行うタイミングであわせて確認しておくと、より良いコンディションを維持しやすくなるでしょう。</span></p>



<p class="wp-block-paragraph">愛車を長く快適に乗り続けるためにも、カムチェーンテンショナーの状態を定期的に点検・調整し、安心・安全なSRライフを楽しんでください。</p>



<p class="wp-block-paragraph"><strong>それでは良きＳＲライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



<ul class="wp-block-list">
<li><strong>カムチェーンテンショナーキャップ</strong>（1JN-12212-00）</li>
</ul>


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<li><strong>Ｏリング</strong>（93210-32172）</li>
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		<title>SR400ステップダンパー自作計画 第4回（前編）｜KE-1600の性能を検証してみる</title>
		<link>https://ezomemo-blog.com/sr400-diy-step-damper-project4/</link>
					<comments>https://ezomemo-blog.com/sr400-diy-step-damper-project4/#comments</comments>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Mon, 10 Aug 2026 10:53:56 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4577</guid>

					<description><![CDATA[第３回はこちら↓ SR400ステップダンパー自作計画 第4回（前編） SR400の振動を少しでも軽減できないか――。 そんな疑問から始まった純正ステップダンパーの自作計画。 前回の記事では、実際に車体からステップを取り外]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">第３回はこちら↓</p>



https://ezomemo-blog.com/sr400-diy-step-damper-project3/



<h2 class="wp-block-heading"><strong>SR400ステップダンパー自作計画 第4回（前編）</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg" alt="" class="wp-image-4628" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_154200-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">SR400の振動を少しでも軽減できないか――。</span></p>



<p class="wp-block-paragraph">そんな疑問から始まった純正ステップダンパーの自作計画。</p>



<p class="wp-block-paragraph">前回の記事では、実際に車体からステップを取り外し、純正ダンパーの寸法や構造、取り付け時の変形について調査しました。</p>



<p class="wp-block-paragraph">今回は、<strong>ついに候補材料である信越シリコーン「KE-1600」が到着</strong>。</p>



<p class="wp-block-paragraph"><span class="marker">実際にテストピースを製作し、硬度・弾力・耐久性・圧縮による変化などを検証していきます。</span></p>



<p class="wp-block-paragraph">今回使用する材料・工具はこちらです。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>KE-1600（主剤・硬化剤）</li>



<li>デジタルスケール</li>



<li>紙コップ</li>



<li>ノギス</li>



<li>シリコンスプレー（離型用）</li>



<li>ステンレスカップ（テストピース用）</li>
</ul>
</div>



<p class="wp-block-paragraph">なお、<span class="marker2">今回はまだ後硬化用のオーブンを準備できていない</span>ため、<strong>常温硬化（前硬化）の状態で検証</strong>します。</p>



<h2 class="wp-block-heading"><strong>これまでの開発経過</strong></h2>



<p class="wp-block-paragraph">現在までの開発状況は以下のとおりです。</p>



<div class="wp-block-jin-gb-block-box simple-box7">
<p class="wp-block-paragraph"><strong>第1回</strong></p>



<ul class="wp-block-list">
<li>ステップダンパー自作計画スタート</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第2回</strong></p>



<ul class="wp-block-list">
<li>純正ダンパーの硬度・寸法・重量測定</li>



<li>シリコン材料の調査・選定</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第3回</strong></p>



<ul class="wp-block-list">
<li>ステップ取付部の寸法測定・構造分析</li>
</ul>



<p class="wp-block-paragraph"></p>



<p class="wp-block-paragraph"><strong>第4回（今回）</strong></p>



<ul class="wp-block-list">
<li>KE-1600の検証（前硬化）</li>



<li>KE-1600の検証（後硬化）</li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>KE-1600の混合比と使用方法</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032-1024x769.jpg" alt="" class="wp-image-4632" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_151032-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><strong>KE-1600</strong>は、<span class="marker2">主剤「KE-1600」と硬化剤「CAT-1600」を混ぜて使用する二液型シリコーンゴム</span>です。</p>



<p class="wp-block-paragraph">混合比は<strong>重量比10：1</strong>。</p>



<p class="wp-block-paragraph">つまり、</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>主剤</th><th>硬化剤</th></tr></thead><tbody><tr><td>10g</td><td>1g</td></tr><tr><td>20g</td><td>2g</td></tr><tr><td>40g</td><td>4g</td></tr><tr><td>50g</td><td>5g</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">という割合になります。</p>



<p class="wp-block-paragraph">今回はテストピース製作のため、</p>



<p class="wp-block-paragraph"><span class="marker2"><strong>主剤40g＋硬化剤4g</strong></span></p>



<p class="wp-block-paragraph">で作成します。</p>



<p class="wp-block-paragraph">硬化条件は23℃で24時間。</p>



<p class="wp-block-paragraph"><span class="marker">今回は<strong>室温約25℃の環境で硬化</strong>させました</span>。</p>



<h2 class="wp-block-heading"><strong>KE-1600を開封・撹拌してみる</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000-1024x769.jpg" alt="" class="wp-image-4633" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161000-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758-1024x769.jpg" alt="" class="wp-image-4634" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161758-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">まず<strong>主剤</strong>を開封。</p>



<p class="wp-block-paragraph"><span class="marker2">色は透明感のない白色</span>です。</p>



<p class="wp-block-paragraph"><span class="marker2">実際にヘラで混ぜてみると、<strong>想像以上に硬い材料</strong>でした</span>。</p>



<p class="wp-block-paragraph">カタログ粘度は<strong>170Pa・sで</strong>すが、<span class="marker">感覚としては<strong>「硬めの溶けたチーズ」</strong>のような状態。</span></p>



<p class="wp-block-paragraph">ヘラを離すと糸を引くほど粘度があります。</p>



<p class="wp-block-paragraph">続いて<strong>硬化剤</strong>。</p>



<p class="wp-block-paragraph"><span class="marker2">こちらは<strong>青色</strong>で、主剤と比べるとかなり柔らかく、</span><span class="marker"><strong>ガムシロップより少し硬い程度</strong>でした。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957-1024x769.jpg" alt="" class="wp-image-4636" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_161957-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">主剤40gに対して硬化剤4gを加え、しっかり撹拌します。</span></p>



<p class="wp-block-paragraph">しかし、<span class="marker">硬化剤を混ぜても粘度はそれほど下がらず、<strong>全体的にかなり硬い材料という印象</strong>でした。</span></p>



<h2 class="wp-block-heading"><strong>テストピースへ注型</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045-1024x769.jpg" alt="" class="wp-image-4635" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260726_163045-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">今回は<span class="marker2">離型性を確認するため、<strong>2種類のカップを用意</strong></span>しました。</p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li><strong>シリコンスプレー</strong>を塗布したもの</li>



<li>何も塗布しないもの</li>
</ul>
</div>



<p class="wp-block-paragraph">結果として、<strong>注型作業は想像以上に大変</strong>でした。</p>



<p class="wp-block-paragraph"><span class="marker">KE-1600は粘度が高いため、<strong>流れにくく、内部に気泡も入りやすい印象</strong>です。</span></p>



<p class="wp-block-paragraph"><span class="marker2">特にステップダンパーのような小さな形状を製作する場合、<strong>気泡対策が重要</strong>になりそうです。</span></p>



<p class="wp-block-paragraph">注型後、<strong>24時間硬化</strong>させます。</p>



<h2 class="wp-block-heading"><strong>硬化後のKE-1600を検証</strong></h2>



<p class="wp-block-paragraph">硬化後、テストピースを脱型して各項目を確認しました。</p>



<p class="wp-block-paragraph">検証内容は以下です。</p>



<div class="wp-block-jin-gb-block-box simple-box4">
<ul class="wp-block-list">
<li>離型性</li>



<li>硬度</li>



<li>寸法</li>



<li>表面状態</li>



<li>切削性</li>



<li>気泡</li>



<li>弾力</li>



<li>耐久性</li>
</ul>
</div>



<h2 class="wp-block-heading"><strong>離型性</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912-1024x769.jpg" alt="" class="wp-image-4637" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_162912-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">結果として、<strong>コンプレッサーとエアガン</strong>を使用することで<span class="marker">シリコンスプレーあり・なしの両方とも簡単に脱型</span>できました。</p>



<p class="wp-block-paragraph">また、<span class="marker2">シリコンスプレーによる<strong>硬化不良などもありません</strong>でした。</span></p>



<p class="wp-block-paragraph">今回の条件では、<span class="marker">KE-1600は非常に離型しやすい材料</span>という結果になりました。</p>



<h2 class="wp-block-heading"><strong>硬度測定</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907-1024x769.jpg" alt="" class="wp-image-4638" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_163907-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">ショアA硬度を測定します。</p>



<p class="wp-block-paragraph">結果はこちら。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>条件</th><th>表</th><th>裏</th></tr></thead><tbody><tr><td>離型剤あり</td><td>51.0A</td><td>53.0A</td></tr><tr><td>離型剤なし</td><td>51.5A</td><td>52.5A</td></tr></tbody></table></figure>



<p class="wp-block-paragraph">平均すると、</p>



<p class="wp-block-paragraph"><span class="marker"><strong>ショアA硬度52A</strong></span></p>



<p class="wp-block-paragraph">となりました。</p>



<p class="wp-block-paragraph"><span class="marker"><strong>カタログ値45Aより少し硬い結果</strong>です。</span></p>



<p class="wp-block-paragraph"><span class="marker2">純正ステップダンパーは約61Aなので、<strong>前硬化状態では純正より柔らかい結果</strong>となりました。</span></p>



<p class="wp-block-paragraph">ただし、触った感触は想像よりかなりしっかりしており、<strong>高強度タイプらしい硬さ</strong>があります。</p>



<h2 class="wp-block-heading"><strong>切削性・耐久性</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924-1024x769.jpg" alt="" class="wp-image-4639" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_165924-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007-1024x769.jpg" alt="" class="wp-image-4640" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170007-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2"><strong>カッターで切断</strong>してみましたが、かなり硬く切りにくいです。</span></p>



<p class="wp-block-paragraph">約11mm厚のテストピースでも、何度か刃を入れてようやく切断できました。</p>



<p class="wp-block-paragraph"><span class="marker">一方、引っ張りやねじりには非常に強く、<strong>手で力を加えても裂けやひび割れは発生しません</strong>でした。</span></p>



<p class="wp-block-paragraph">高強度タイプという名前通り、<strong>強度の高さを感じる結果</strong>です。</p>



<h2 class="wp-block-heading"><strong>気泡・表面状態</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025-1024x769.jpg" alt="" class="wp-image-4641" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_170025-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">気泡については、<strong>注型時の印象より少ない結果</strong>でした。</p>



<p class="wp-block-paragraph">内部には<span class="marker"><strong>約0.3mm程度の小さな気泡</strong>が少し残りました</span>が、大きな気泡はありませんでした。</p>



<p class="wp-block-paragraph"><span class="marker2">ステップダンパーとして使用する場合、<strong>この程度なら問題ない可能性</strong>があります。</span></p>



<p class="wp-block-paragraph">ただし、本型を製作する場合は<strong>脱泡方法が重要</strong>になりそうです。</p>



<h2 class="wp-block-heading"><strong>KE-1600圧縮実験</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341-1024x769.jpg" alt="" class="wp-image-4643" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_174341-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914-1024x769.jpg" alt="" class="wp-image-4642" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260727_181914-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">続いて、純正ダンパーの取り付け時の変形を参考に圧縮実験を行いました。</p>



<p class="wp-block-paragraph"><span class="marker2">純正ダンパーはフランジ部分が<strong>約3mmから1.5mmまで圧縮</strong>されます。</span></p>



<p class="wp-block-paragraph">今回は<strong>キャリパーピストンツール</strong>を使用して圧縮し、<span class="marker">KE-1600の<strong>テストピース（厚さ11.8mm）を約6.4mmまで圧縮</strong>し、変化を確認しました。</span></p>



<p class="wp-block-paragraph">結果はこちらです。</p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>経過</th><th>厚み</th><th>硬度</th></tr></thead><tbody><tr><td>初日</td><td>11.8mm</td><td>52A</td></tr><tr><td>1日</td><td>11.3mm</td><td>51A</td></tr><tr><td>2日</td><td>11.1mm</td><td>52A</td></tr><tr><td>3日</td><td>10.9mm</td><td>51.5A</td></tr><tr><td>4日</td><td>10.8mm</td><td>53.5A</td></tr><tr><td>1週間</td><td>10.8mm</td><td>52.5A</td></tr></tbody></table></figure>



<p class="wp-block-paragraph"><span class="marker">結果として、<strong>約4日で厚みは約1mm減少</strong>。</span></p>



<p class="wp-block-paragraph"><span class="marker2">その後は変化せず、硬度も52～53A程度で安定しました。</span></p>



<p class="wp-block-paragraph">つまり、</p>



<p class="wp-block-paragraph"><strong><span class="marker">圧縮によって厚みは変化したが、硬度には大きな影響がない</span></strong></p>



<p class="wp-block-paragraph">という結果になりました。</p>



<h2 class="wp-block-heading"><strong>今回分かったこと</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="400" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月10日-19_52_26.png" alt="" class="wp-image-4644" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月10日-19_52_26.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月10日-19_52_26-300x120.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月10日-19_52_26-768x307.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月10日-19_52_26.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">今回のKE-1600検証で分かったことをまとめます。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>前硬化状態の硬度は約52A</li>



<li>カタログ値45Aより少し硬かった</li>



<li>純正ダンパー61Aよりは柔らかい</li>



<li>前硬化でも十分な強度がある</li>



<li>引っ張りやねじりに強い</li>



<li>気泡は想像より少なかった</li>



<li>離型性は良好だった</li>



<li>切削性は悪く、加工より型成形向き</li>



<li>圧縮すると約4日で厚みが約1mm減少した</li>



<li>圧縮後も硬度はほぼ変化しなかった</li>
</ul>
</div>



<p class="wp-block-paragraph"><span class="marker">今回の結果から、<strong>KE-1600は自作ステップダンパーの材料候補として十分可能性がある</strong>ことが分かりました。</span></p>



<p class="wp-block-paragraph">特に前硬化状態でも高い強度があり、耐久性についてはかなり期待できそうです。</p>



<p class="wp-block-paragraph">一方で、圧縮による変形や気泡対策など、まだ確認すべき点も残っています。</p>



<h2 class="wp-block-heading"><strong>次回予告｜KE-1600を150℃で後硬化してみる</strong></h2>



<p class="wp-block-paragraph">次回は後編ということで、いよいよ<strong>KE-1600の後硬化実験</strong>です。</p>



<p class="wp-block-paragraph">KE-1600は150℃で30分加熱することで、硬度約70Aになるとされています。</p>



<p class="wp-block-paragraph">そこで、</p>



<div class="wp-block-jin-gb-block-box simple-box7">
<ul class="wp-block-list">
<li>本当に70Aまで硬くなるのか</li>



<li>寸法変化はあるのか</li>



<li>弾力はどう変化するのか</li>



<li>前硬化と後硬化、どちらが純正ダンパーに近いのか</li>
</ul>
</div>



<p class="wp-block-paragraph">を検証します。</p>



<p class="wp-block-paragraph">前硬化では52AだったKE-1600。</p>



<p class="wp-block-paragraph"><span class="marker">150℃加熱によって、どのような変化が起こるのでしょうか</span>。</p>



<p class="wp-block-paragraph">次回、後硬化実験へ続きます。</p>



<p class="wp-block-paragraph">第４回（後編）はこちら↓</p>



https://ezomemo-blog.com/sr400-diy-step-damper-project5/
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		<title>【SR400】新保安基準対応！Daytonaハイビジミラー取付け手順｜純正の衝撃緩衝装置をスッキリカスタム</title>
		<link>https://ezomemo-blog.com/sr400-installing-daytona-high-visibility-mirrors/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Mon, 10 Aug 2026 07:56:11 +0000</pubDate>
				<category><![CDATA[カスタム]]></category>
		<category><![CDATA[外装]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4488</guid>

					<description><![CDATA[皆さんこんにちは。 今回は、SR400ファイナルエディションのミラー交換カスタムについて紹介します。 SR400は、2007年の新保安基準に適合するため、純正で衝撃緩衝装置付きのミラーが装着されています。視認性に優れた大]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。</p>



<p class="wp-block-paragraph">今回は、<span class="marker2"><strong>SR400ファイナルエディションのミラー交換カスタム</strong></span>について紹介します。</p>



<p class="wp-block-paragraph">SR400は、2007年の新保安基準に適合するため、<strong>純正で衝撃緩衝装置付きのミラーが装着</strong>されています。視認性に優れた大きめの卵型ミラーを採用しており、実用性は申し分ありません。</p>



<p class="wp-block-paragraph">しかし、<span class="marker2">人によっては<strong>「ミラーが少し大きすぎる」「衝撃緩衝装置の存在感が強く、SR400のクラシックな雰囲気に合わない」</strong>と感じることもあるのではないでしょうか。</span></p>



<p class="wp-block-paragraph">実は、DaytonaからはYAMAHA純正の衝撃緩衝装置にそのまま取り付け可能なハイビジミラーも販売されています。しかし、<span class="marker">純正の<strong>衝撃緩衝装置をそのまま使用する</strong>ため、見た目の印象は純正ミラーと大きく変わりません。</span></p>



<p class="wp-block-paragraph">そこで今回は、純正ミラーからDaytonaの「ハイビジミラー オーバル ロータイプ」へ交換し、<span class="marker"><strong>新保安基準に対応しながら純正の衝撃緩衝装置を使用しない独自の取付方法を紹介</strong></span>します。</p>



<p class="wp-block-paragraph">実際に取り付けた際の写真を交えながら、必要なパーツや工具、交換手順、取り付け時の注意点を詳しく解説していきます。</p>



<p class="wp-block-paragraph">ミラーカスタムを検討している方や、SR400の見た目をよりクラシカルでスッキリとした印象に仕上げたい方の参考になれば幸いです。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">※作業は<strong>自己責任</strong>となります。<span class="marker">整備に自信のない方や初心者の方は、無理をせずショップへ依頼することをおすすめ</span>します。</p>
</div>



<h2 class="wp-block-heading"><strong>ミラー交換前に知っておきたい！2007年の新保安基準について</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-17_39_09.png" alt="" class="wp-image-4499" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-17_39_09.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-17_39_09-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-17_39_09-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-17_39_09.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">2007年以降に製造されたバイクには、<strong>「衝撃緩衝装置」</strong>を備えたバックミラーの装着が義務付けられています。</p>



<p class="wp-block-paragraph">衝撃緩衝装置とは、<span class="marker">ミラーに一定以上の力が加わった際に回転したり緩んだりすることで、衝撃を逃がすための機構</span>です。歩行者へのダメージを軽減するだけでなく、ミラーが障害物などに接触した際にハンドルへ伝わる衝撃を緩和し、ライダーの安全性を高める役割もあります。</p>



<p class="wp-block-paragraph">メーカーによって構造は異なり、SR400の純正ミラーのように専用の衝撃緩衝装置を採用しているものや、<span class="marker">正ネジと逆ネジを組み合わせることで同様の機能を実現しているもの</span>があります。</p>



<p class="wp-block-paragraph">今回紹介するDaytonaのハイビジミラーは、後者の構造を採用した2007年の新保安基準対応品です。しかし、<span class="marker2">SR400の<strong>右側ミラーは逆ネジ仕様</strong>のため、そのままでは取り付けることができません</span>。</p>



<p class="wp-block-paragraph">そこで今回は、<span class="marker">Daytona純正の<strong>逆ネジ変換アダプター</strong>を使用し、新保安基準対応品と同等の構造を再現して取り付けを行います。</span></p>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph">※本記事で紹介する方法は、<span class="marker">メーカーがSR400専用品として適合を保証しているものではありません。</span>取り付けや適合の判断は<strong>自己責任</strong>で行ってください。</p>
</div>



<h2 class="wp-block-heading"><strong>Daytona ハイビジミラー ロッドタイプ OVAL クロームメッキ</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731-1024x769.jpg" alt="" class="wp-image-4501" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_100731-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">振動が多いバイクでもミラーがぶれにくい、直径12mmの極太ロッドを採用したバックミラーです。純正ミラーより曲率の小さいR1000の鏡面を採用しており、広い後方視界を確保しています。</p>



<h4 class="wp-block-heading"><strong>商品仕様</strong></h4>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>カラー：クロームメッキ</li>



<li>タイプ：ロータイプ</li>



<li>取付部サイズ：M10正ネジ</li>



<li>鏡面：クリアーミラー（曲率R1000）</li>



<li>ミラーハウジングの位置調整が可能</li>
</ul>
</div>



<p class="wp-block-paragraph">今回筆者が取り付けたのは、「ハイビジミラー ロッドタイプ OVAL ロータイプ（クロームメッキ）」です。</p>



<p class="wp-block-paragraph">なお、<span class="marker">本記事の取付方法では、以下の部品を用意する必要があります。</span></p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li><strong>Daytona衝撃緩衝装置付きミラー</strong>（左側用）</li>
</ul>


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			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fg-bike%2F1444674-2837545%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fg-bike%2F1444674-2837545%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/partsline24/60483.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytona衝撃緩衝装置無しミラー</strong>（右側用・M10正ネジ）</li>
</ul>


		<div class="pochipp-box"
			data-id="4490"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="bdaac3b9"		>
							<div class="pochipp-box__image">
					<a href="https://www.amazon.co.jp/dp/B0DYMN787L?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31jYkN0qjeL._SL500_.jpg" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://www.amazon.co.jp/dp/B0DYMN787L?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						デイトナ(Daytona) バイク ミラー 10mm 正ネジ 耐振 広角 ハイビジミラー オーバル ロー クローム 左右共通 片側1本 60485					</a>
				</div>

				
									<div class="pochipp-box__price">
						¥3,118						<span>（2026/08/28 07:22時点 | Amazon調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
					<div class="pochipp-box__btnwrap -amazon">
								<a href="https://www.amazon.co.jp/dp/B0DYMN787L?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/teito-shopping/day-60485-mu.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytona変換アダプター</strong>（車体側M10逆ネジ／ミラー側M10正ネジ）</li>
</ul>


		<div class="pochipp-box"
			data-id="4493"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="b57e651c"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/webike-rb/cabinet/89/102578_89.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						DAYTONA デイトナ ミラー変換アダプター ミラーアダプター ハンドル タイプ：10mm逆ネジ→10mm正ネジ(車体側→ミラー側)					</a>
				</div>

									<div class="pochipp-box__info">ウェビック 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥453						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/webike/24091656.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>M10ステンレスナット</strong>（対辺14mm・ねじピッチ1.25ｍｍ）</li>
</ul>


		<div class="pochipp-box"
			data-id="4494"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="3c0facb7"		>
							<div class="pochipp-box__image">
					<a href="https://www.amazon.co.jp/dp/B0FD9MP8PJ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/415AVs9zI0L._SL500_.jpg" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://www.amazon.co.jp/dp/B0FD9MP8PJ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						ステンレス 六角 ナット [細目] (M10-ピッチ1.25mm 二面幅14mm[二種小型] 高さ8mm 2個入)					</a>
				</div>

				
									<div class="pochipp-box__price">
						¥700						<span>（2026/08/28 07:22時点 | Amazon調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
					<div class="pochipp-box__btnwrap -amazon">
								<a href="https://www.amazon.co.jp/dp/B0FD9MP8PJ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/neji-701/343-1-m10p125b14h8-10-3.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytonaラバーキャップ</strong></li>
</ul>


		<div class="pochipp-box"
			data-id="4495"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="aaa3ac86"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/bike-man/cabinet/daytona18/d-99592.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						デイトナ 99592 ラバーキャップ φ12mmロッド用 1個入り ミラー 補修パーツ ハイビジミラー					</a>
				</div>

									<div class="pochipp-box__info">バイクマン 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥380						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/bikeman/d-99592.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	</div>



<p class="wp-block-paragraph"><span class="marker2"><strong>ネジの向きやサイズの条件を満たしていれば</strong>、オバールタイプ以外のハイビジミラーでも同様の方法で取り付けが可能です。</span></p>



<p class="wp-block-paragraph">購入する際は、<span class="marker">ネジの向きやナットのサイズを間違えないよう注意</span>してください。</p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具・用品類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ</strong>（六角3mmの止めねじを規定トルクで締め付ける際に使用）<br><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ヘキサゴンソケット</strong>（六角3ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B005LB0O90?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41olYYbvfKL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>レンチ</strong>（14ｍｍ）<br><strong>スパナ</strong>（14・17ｍｍ）<br><span class="marker">※14㎜スパナは<strong>2本用意</strong>すること。<strong>モンキーレンチ</strong>でも代用可</span><br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>六角レンチ</strong>（3ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B07XGZMK14?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41Cwj4l761L._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ<br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）</li>
</ul>



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品・パーツ</strong></h3>



<ul class="wp-block-list">
<li><strong>Daytona衝撃緩衝装置付きミラー</strong>（左側用）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B0DYMBP3Q1?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fg-bike%2F1444674-2837545%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fg-bike%2F1444674-2837545%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/partsline24/60483.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>Daytona衝撃緩衝装置無しミラー</strong>（右側用・M10正ネジ）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B0DYMN787L?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/teito-shopping/day-60485-mu.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>Daytona変換アダプター</strong>（車体側M10逆ネジ／ミラー側M10正ネジ）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/webike/24091656.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>M10ステンレスナット</strong>（対辺14mm・ねじピッチ1.25ｍｍ）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B0FD9MP8PJ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/neji-701/343-1-m10p125b14h8-10-3.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>Daytonaラバーキャップ</strong><br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/bikeman/d-99592.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>右側純正ミラー</strong>（5YU-26290-11）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000707-y2-5yu-26290-11.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左側純正ミラー</strong>（5YU-26280-11）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000705-y2-5yu-26280-11.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR400のDaytonaハイビジミラー取付け手順&nbsp;</strong></h2>



<h3 class="wp-block-heading"><strong>①事前準備</strong></h3>



<ul class="wp-block-list">
<li>（任意）<strong>センタースタンド</strong>を使用して車体を安定させると作業しやすい<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーや工具がメーター、ヘッドライト、タンクなどに接触すると<strong>傷の原因</strong>になるため、<span class="marker2">作業前に<strong>タオルやウエス</strong>などを掛けて保護しておくと安心</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4438" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4439" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②純正ミラーを取り外す</strong></h3>



<p class="wp-block-paragraph">今回は、記事の内容に合わせてミラー交換手順を簡略化して紹介しています。</p>



<p class="wp-block-paragraph"><span class="marker2">純正ミラーの取り外し・取り付け方法を詳しく知りたい方は、<strong>別記事で詳しく解説</strong>しています</span>ので、そちらを参考に作業を行ってください。</p>



https://ezomemo-blog.com/sr400-side-mirrors-installing-and-removing/



<h4 class="wp-block-heading"><strong>右側ミラー（逆ネジ）</strong></h4>



<ol class="wp-block-list">
<li><strong>ロックナット（17mm）</strong>を<strong>時計回り</strong>に回して緩める。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4475" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>衝撃緩衝装置ごと<strong>時計回り</strong>に回して取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4476" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<h4 class="wp-block-heading"><strong>左側ミラー（正ネジ）</strong></h4>



<ol class="wp-block-list">
<li><strong>ロックナット（17mm）</strong>を<strong>反時計回り</strong>に回して緩める。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4471" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>衝撃緩衝装置ごと<strong>反時計回り</strong>に回して取り外す。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4472" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<p class="wp-block-paragraph"><span class="marker2">※作業中は、工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>してください。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg" alt="" class="wp-image-4473" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<h3 class="wp-block-heading"><strong>③変換アダプターを取り付ける</strong></h3>



<h4 class="wp-block-heading"><strong>右側</strong></h4>



<ul class="wp-block-list">
<li>別途購入した<strong>変換アダプター（車体側逆ネジ・ミラー側正ネジ）</strong>を、車体右側のマスターシリンダーホルダーのミラー取付穴へ<strong>レンチ（14mm）</strong>で<strong>反時計回りに回し</strong>て取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4505" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104337.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><span class="marker2">ネジを斜めに入れないよう注意し、<strong>最初は必ず手で回してねじ込む</strong>ようにしましょう。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4507" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104426.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4508" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104448.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4509" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104503.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>左側</strong></h4>



<ul class="wp-block-list">
<li>衝撃緩衝装置付きミラーの<strong>ラバーキャップ</strong>を上へずらす。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4510" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104042.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4511" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104057.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>変換アダプター（車体側正ネジ・ミラー側逆ネジ）</strong>を<strong>時計回り</strong>に回して取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4512" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104110.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4513" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104116.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>車体左側のレバーホルダーのミラー取付穴へ、取り外した<strong>変換アダプター（14mm）</strong>を<strong>レンチ</strong>で<strong>時計回り</strong>に回して取り付ける<br><span class="marker2">ネジを斜めに入れないよう注意し、<strong>最初は必ず手で回してねじ込む</strong>ようにしましょう。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4514" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104211.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4515" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104235.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4516" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104258.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>④ミラーロッドを取り付ける</strong></h3>



<h4 class="wp-block-heading"><strong>右側</strong></h4>



<ul class="wp-block-list">
<li>衝撃緩衝装置無しミラーの<strong>取付ナット</strong>を<strong>反時計回り</strong>に回して取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4518" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105037.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4519" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105046.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>別途購入した<strong>ラバーキャップ</strong>を通しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4520" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105246.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4521" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105255.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4522" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105307.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>M10ステンレスナット（14mm）</strong>を<strong>時計回り</strong>に回して最上部まで取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4523" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105107.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4524" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105320.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4525" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105332.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>右側の変換アダプターへミラーを<strong>時計回り</strong>に回して取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4526" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105436.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4527" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105455.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>動かなくなったら、<strong>反時計回り</strong>に戻してミラーの角度を調整する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4528" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105502.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4529" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105513.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>上側の<strong>ステンレスナット（14mm）</strong>を<strong>オープンスパナ</strong>で<strong>時計回り</strong>に回して仮固定する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4530" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105532.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>左側</strong></h4>



<ul class="wp-block-list">
<li>衝撃緩衝装置付きミラーのナットを<strong>反時計回り</strong>に回し、上部まで移動させる<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4531" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104731.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>左側の変換アダプターへミラーロッドを<strong>反時計回り</strong>に回して取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4532" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104810.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4533" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104829.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>動かなくなったら、<strong>時計回り</strong>に戻してミラーの角度を調整する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4535" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104915.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4536" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104932.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>上側の<strong>ロックナット（14mm）</strong>を<strong>オープンスパナ</strong>で締め付けて仮固定する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4537" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_104958.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑤ハイビジミラー本体を取り付ける</strong></h3>



<ul class="wp-block-list">
<li>ミラー本体の<strong>傷防止用のスポンジ</strong>を左右それぞれ外しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4538" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105651.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4539" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105704.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラー本体の取付け部に<span class="marker2"><strong>止めネジ（六角3ｍｍ）</strong>がセットされていない場合は、このタイミングで左右それぞれセットしておく</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4540" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105756.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4541" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_105817.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>左右それぞれの<strong>ミラー本体</strong>をロッドへ取り付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4542" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110052.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4543" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110047.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>任意の位置・角度に調整し、<strong>止めネジ（六角3mm）</strong>で仮固定する<br>※強く締め付けるとロッドに<strong>傷やへこみが付く恐れ</strong>があるため、<span class="marker">仮固定の段階では締め付けすぎないよう注意</span>してください。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4544" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_110305.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2">筆者はロッドとミラーの端がほぼ均一になるよう調整</span>しています。参考程度にしてください。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4573" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155445.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4574" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260806_155454.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑥角度調整を行う</strong></h3>



<p class="wp-block-paragraph"><span class="marker2">ミラー本体は<strong>手で動かてある程度角度調整</strong>ができる</span>ため、まずは自分の乗車姿勢に合わせて後方が見やすい位置に調整してみましょう。</p>



<p class="wp-block-paragraph"><strong>手での調整だけでは角度が合わない場合</strong>は、以下の方法で調整を行います。</p>



<h4 class="wp-block-heading"><strong>左右の角度が調整できない場合</strong></h4>



<ul class="wp-block-list">
<li>ミラー本体の調整範囲を超える場合は、<strong>上側のロックナット（14mm）</strong>を緩めてロッドの角度を調整する<br><span class="marker">※<strong>左右で正ネジ・逆ネジの向きが異なる</strong>ため注意してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4550" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111123.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4551" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111137.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker"><br></span></li>
</ul>



<h4 class="wp-block-heading"><strong>上下の角度が調整できない場合</strong></h4>



<ul class="wp-block-list">
<li><strong>止めネジ（六角6mm）</strong>を緩め、ミラー本体の取付角度を変更して調整する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4552" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4553" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111742.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>ミラー調整のポイント</strong></h4>



<p class="wp-block-paragraph"><span class="marker2">ミラー本体を<strong>手で動かして調整できる範囲の中心付近</strong>が、自分の乗車姿勢に合っている状態が理想です。</span></p>



<p class="wp-block-paragraph">そうすることで、走行中や乗車姿勢の変化に応じて、ミラー本体を手で微調整しやすくなります。</p>



<p class="wp-block-paragraph"><span class="marker">ミラーを取り付ける際は、できるだけ<strong>上下左右ともに調整の余裕を残しておく</strong>ようにしましょう。</span></p>



<h3 class="wp-block-heading"><strong>⑦本固定を行う</strong></h3>



<ul class="wp-block-list">
<li>角度調整が完了したら、ミラーロッドの<strong>ロックナット（14mm）</strong>と<strong>変換アダプター（14mm）</strong>を本締めする<br>※サービスマニュアルにはミラーの締付トルクの記載がないため、<strong>本記事では一般的な締め付け</strong>を行っています。<span class="marker2">14mmのスパナ2本を交差させて握るように締め付けると、しっかり固定できます。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4554" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111957.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4555" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112104.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4556" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112153.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラー本体の<strong>止めネジ（六角3ｍｍ）</strong>を本締めする<br><span class="marker"><strong>規定トルク：6〜8Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4552" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_111251.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>最後に、緩衝装置（ロックナットと変換アダプター）に<strong>ラバーキャップ</strong>をかぶせる<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4558" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112221.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4559" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112241.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4560" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112257.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>⑧最終確認</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-19_17_07.png" alt="" class="wp-image-4565" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-19_17_07.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-19_17_07-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-19_17_07-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月4日-19_17_07.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">取り付け後は、以下の項目を確認してください。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>左右のミラーが確実に固定されている</li>



<li>ロックナットが確実に締め付けられている</li>



<li>ミラーの角度が適切に調整されている</li>



<li>ハンドルを左右いっぱいまで切っても、ミラーや衝撃緩衝装置が車体に干渉しない</li>



<li>ネジ部にガタつきがない</li>



<li>後方視界が十分に確保されている&nbsp;</li>
</ul>
</div>



<p class="wp-block-paragraph">問題が無ければ、<span class="marker2"><strong>SR400のDaytonaハイビジミラー取り付け作業は完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>取り付け後の外観</strong></h2>



<p class="wp-block-paragraph">※筆者のSR400はハンドルを交換しているため、<span class="marker2">純正ハンドル装着車とは見た目の印象が異なる場合があります</span>。参考程度にご覧ください。</p>



<ul class="wp-block-list">
<li>正面<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4580" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151433.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>斜め前<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4585" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151836.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>斜め後方<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4586" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151829.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>横<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4584" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151629.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ライダー視点<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4583" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151614.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4563" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_112402.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>後方視界<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4588" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151740.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4587" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_151746.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<p class="wp-block-paragraph">筆者が取り付けたのは<strong>ロータイプ</strong>のハイビジミラーです。純正ミラーと比べると、全体的に低い位置に収まるため、より<strong>スポーティーでスタイリッシュな印象</strong>になりました。</p>



<p class="wp-block-paragraph">また、純正の大きな衝撃緩衝装置がなくなったことで、ミラーの存在感が抑えられ、<span class="marker2">SR400本来のクラシカルなシルエットがより引き立ったように感じます。</span></p>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1198" height="900" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg" alt="" class="wp-image-4581" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260809_104353.jpg 856w" sizes="auto, (max-width: 1198px) 100vw, 1198px" /></figure>



<p class="wp-block-paragraph">とうことで今回は<span class="marker2"><strong>SR400にDaytonaハイビジミラーを取り付ける方法</strong></span>を紹介しました。</p>



<p class="wp-block-paragraph">純正衝撃緩衝装置が無くなり、デザインもスッキリしてSRのクラシックな見た目を引き立てるミラーになったと思います。</p>



<p class="wp-block-paragraph"><span class="marker">あくまでも筆者が行った取り付け方法で、<strong>Daytonaの保証があるものではありません</strong>ので承知の上参考にしていただけると幸いです</span></p>



<p class="wp-block-paragraph">作業は<strong>自己責任</strong>となりますがSR400のカスタムを検討している方の参考になれば幸いです。</p>



<p class="wp-block-paragraph"><strong>それでは良きSRライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



<ul class="wp-block-list">
<li><strong>Daytona衝撃緩衝装置付きミラー</strong>（左側用）</li>
</ul>


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<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytona衝撃緩衝装置無しミラー</strong>（右側用・M10正ネジ）</li>
</ul>


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						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31jYkN0qjeL._SL500_.jpg" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://www.amazon.co.jp/dp/B0DYMN787L?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						デイトナ(Daytona) バイク ミラー 10mm 正ネジ 耐振 広角 ハイビジミラー オーバル ロー クローム 左右共通 片側1本 60485					</a>
				</div>

				
									<div class="pochipp-box__price">
						¥3,118						<span>（2026/08/28 07:22時点 | Amazon調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
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					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fmoto-occ%2Fd60485%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
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										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/teito-shopping/day-60485-mu.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytona変換アダプター</strong>（車体側M10逆ネジ／ミラー側M10正ネジ）</li>
</ul>


		<div class="pochipp-box"
			data-id="4493"
			data-img="l"
			data-lyt-pc="dflt"
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			data-sale-effect="flash"
			 data-cvkey="17b6338f"		>
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						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/webike-rb/cabinet/89/102578_89.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
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						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						DAYTONA デイトナ ミラー変換アダプター ミラーアダプター ハンドル タイプ：10mm逆ネジ→10mm正ネジ(車体側→ミラー側)					</a>
				</div>

									<div class="pochipp-box__info">ウェビック 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥453						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fwebike-rb%2F24091656%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
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						楽天市場					</span>
									</a>
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										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/webike/24091656.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>M10ステンレスナット</strong>（対辺14mm・ねじピッチ1.25ｍｍ）</li>
</ul>


		<div class="pochipp-box"
			data-id="4494"
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			 data-cvkey="852f61ef"		>
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						<img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/415AVs9zI0L._SL500_.jpg" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://www.amazon.co.jp/dp/B0FD9MP8PJ?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank">
						ステンレス 六角 ナット [細目] (M10-ピッチ1.25mm 二面幅14mm[二種小型] 高さ8mm 2個入)					</a>
				</div>

				
									<div class="pochipp-box__price">
						¥700						<span>（2026/08/28 07:22時点 | Amazon調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
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					<span>
						Amazon					</span>
									</a>
			</div>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fnejinonagai%2Fsusntm10p10b14h8-2%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/neji-701/343-1-m10p125b14h8-10-3.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>Daytonaラバーキャップ</strong></li>
</ul>


		<div class="pochipp-box"
			data-id="4495"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="9f939b2a"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/bike-man/cabinet/daytona18/d-99592.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						デイトナ 99592 ラバーキャップ φ12mmロッド用 1個入り ミラー 補修パーツ ハイビジミラー					</a>
				</div>

									<div class="pochipp-box__info">バイクマン 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥380						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
	>
							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fbike-man%2F10973969%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/bikeman/d-99592.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>右側純正ミラー</strong>（5YU-26290-11）</li>
</ul>


		<div class="pochipp-box"
			data-id="4433"
			data-img="l"
			data-lyt-pc="dflt"
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			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="5480813c"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop/cabinet/autoupload061/5yu-26290-11.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 バックミラー アセンブリ(ライト) 5YU-26290-11 JP店					</a>
				</div>

									<div class="pochipp-box__info">株式会社ヒロチー商事 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥10,296						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
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							<div class="pochipp-box__btnwrap -rakuten">
								<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						楽天市場					</span>
									</a>
			</div>
										<div class="pochipp-box__btnwrap -yahoo -long-text">
								<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000707-y2-5yu-26290-11.html" class="pochipp-box__btn" rel="nofollow noopener" target="_blank">
					<span>
						Yahooショッピング					</span>
									</a>
			</div>
									</div>
								<div class="pochipp-box__logo">
					<img loading="lazy" decoding="async" src="https://ezomemo-blog.com/wp-content/plugins/pochipp/assets/img/pochipp-logo-t1.png" alt="" width="32" height="32">
					<span>ポチップ</span>
				</div>
					</div>
	


<p class="wp-block-paragraph"></p>



<ul class="wp-block-list">
<li><strong>左側純正ミラー</strong>（5YU-26280-11）</li>
</ul>


		<div class="pochipp-box"
			data-id="4434"
			data-img="l"
			data-lyt-pc="dflt"
			data-lyt-mb="vrtcl"
			data-btn-style="dflt"
			data-btn-radius="off"
			data-sale-effect="flash"
			 data-cvkey="5b2986a0"		>
							<div class="pochipp-box__image">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						<img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/hirochishop-2/cabinet/no_pinture.jpg?_ex=400x400" alt="" width="120" height="120" />					</a>
				</div>
						<div class="pochipp-box__body">
				<div class="pochipp-box__title">
					<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" rel="nofollow noopener" target="_blank">
						ヤマハ純正 バツクミラーアセンブリ （レフト） 5YU-26280-11 HD店					</a>
				</div>

									<div class="pochipp-box__info">ヒロチー商事 ハーレー 楽天市場店</div>
				
									<div class="pochipp-box__price">
						¥10,296						<span>（2026/08/28 07:22時点 | 楽天市場調べ）</span>
					</div>
				
							</div>
				<div class="pochipp-box__btns"
		data-maxclmn-pc="fit"
		data-maxclmn-mb="1"
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						Yahooショッピング					</span>
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		<title>【SR400】純正サイドミラーの取り付け・取り外し作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-side-mirrors-installing-and-removing/</link>
					<comments>https://ezomemo-blog.com/sr400-side-mirrors-installing-and-removing/#comments</comments>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Wed, 05 Aug 2026 13:25:37 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[外装]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4261</guid>

					<description><![CDATA[皆さんこんにちは。 今回は、SR400ファイナルエディションの純正サイドミラー（バックミラー）の取り付け・取り外し手順について解説します。 サイドミラーは転倒や立ちごけの際に傷が付きやすく、純正ミラーの交換や社外ミラーへ]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。</p>



<p class="wp-block-paragraph">今回は、<span class="marker2"><strong>SR400ファイナルエディションの純正サイドミラー（バックミラー）の取り付け・取り外し手順</strong></span>について解説します。</p>



<p class="wp-block-paragraph">サイドミラーは<span class="marker">転倒や立ちごけの際に傷が付きやすく</span>、純正ミラーの交換や社外ミラーへのカスタムを検討している方も多いパーツです。&nbsp;&nbsp;</p>



<p class="wp-block-paragraph">また、ミラー交換はカスタムの第一歩として人気の高い作業ですが、<span class="marker"><strong>YAMAHA車は右側ミラーの取付ボルトに逆ネジを採用している</strong>ため注意が必要</span>です。締める・緩める方向を間違えると、ボルトやネジ山を傷めてしまう恐れがあります。</p>



<p class="wp-block-paragraph">本記事では、純正ミラーの取り外し・取り付け手順に加え、2007年以降のSR400に採用されている<strong>衝撃緩衝装置付きミラーの構造や取り外し方法の違い</strong>についても、解説していきます。</p>



<p class="wp-block-paragraph">純正ミラーの交換や社外ミラーへのカスタムを検討している方は、ぜひ参考にしてください。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">あくまでも作業は<strong>自己責任</strong>となります。<span class="marker">整備に自身のない方や初心者の方は無理せずにショップに依頼することをオススメ</span>します。</p>
</div>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><strong>SR400純正ミラーの特徴と保安基準について</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="500" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_50_15.png" alt="" class="wp-image-4485" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_50_15.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_50_15-300x150.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_50_15-768x384.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_50_15.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">2007年式以降のSR400には、ミラーの根元に<strong>「衝撃緩衝装置」が備わった純正ミラー</strong>が採用されています。純正ミラーは、ミラー本体と衝撃緩衝装置が一体となったアッセンブリー部品であり、転倒時や接触時の安全性を考慮した構造となっています。</p>



<p class="wp-block-paragraph">また、<span class="marker2">2007年以降に製造された二輪車は、新保安基準によりミラーに関する保安基準</span>が定められています。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>衝撃緩衝装置を備えた後写鏡（ミラー） であること</li>



<li>鏡面積が69cm²以上であること</li>



<li>円形ミラーは直径94～150mmの範囲であること</li>



<li>非円形ミラーは120mm×200mm未満で、直径78mmの円を内包できる形状であること</li>
</ul>
</div>



<p class="wp-block-paragraph">そのため、<span class="marker">社外ミラーへ交換する際は、<strong>衝撃緩衝装置の有無</strong>だけでなく、ミラーのサイズや形状についても<strong>保安基準を満たしているか事前に確認</strong>しておきましょう。</span></p>



<h2 class="wp-block-heading"><strong>SR400純正ミラーの脱着方法は2パターン</strong></h2>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="768" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法-1024x768.png" alt="" class="wp-image-4484" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法-1024x768.png 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法-300x225.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法-768x576.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法.png 1200w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ミラー脱着2方法-1024x768.png 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">SR400純正ミラーの脱着方法は、交換するミラーの種類によって以下の2パターンがあります。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>衝撃緩衝装置は車体に残し、<strong>ミラーロッドのみ</strong>を取り外す方法</li>



<li><strong>衝撃緩衝装置ごと</strong>車体から取り外す方法</li>
</ul>
</div>



<p class="wp-block-paragraph">本記事では、それぞれの取り外し・取り付け手順を詳しく解説していきます。</p>



<p class="wp-block-paragraph">また、社外ミラーへ交換する場合も、</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>純正の衝撃緩衝装置をそのまま使用するタイプ</li>



<li>衝撃緩衝装置ごと交換するタイプ</li>
</ul>
</div>



<p class="wp-block-paragraph">の2種類が存在します。ミラー交換の際に迷わないよう、両方の脱着方法を覚えておきましょう。</p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具・用品類</strong></h3>



<ul class="wp-block-list">
<li><strong>スパナ</strong>（14・17ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ<br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）<br></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>右側純正ミラー</strong>（5YU-26290-11）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5yu-26290-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000707-y2-5yu-26290-11.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>左側純正ミラー</strong>（5YU-26280-11）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F5yu-26280-11%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000705-y2-5yu-26280-11.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>キャップ</strong>（5PS-26133-20）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B01LRUNRFQ?tag=murasakipeopl-22" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5ps-26133-20%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F5ps-26133-20%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000706-y2-5ps-26133-20.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR400純正ミラー取り外し作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>事前準備</strong></h3>



<ul class="wp-block-list">
<li>（任意）<strong>センタースタンド</strong>を使用して車体を安定させると作業しやすい<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーや工具がメーター、ヘッドライト、タンクなどに接触すると<strong>傷の原因</strong>になるため、<span class="marker2">作業前に<strong>タオルやウエス</strong>などを掛けて保護しておくと安心</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4438" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103104.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4439" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_103158.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><span class="marker2"><br></span></li>
</ul>



<h3 class="wp-block-heading"><strong>パターン① 衝撃緩衝装置を取り外さず、ミラーロッドのみ取り外す</strong></h3>



<p class="wp-block-paragraph"><span class="marker2">純正の衝撃緩衝装置をそのまま使用する場合は、<strong>ミラーロッドのみ</strong>を取り外します。</span><br>純正ミラーへの交換はもちろん、純正の衝撃緩衝装置を流用するタイプの社外ミラーへ交換する場合も、この方法で作業を行います。</p>



<h4 class="wp-block-heading"><strong>右側・左側共通</strong></h4>



<ol class="wp-block-list">
<li>ミラーロッド根元の<strong>ゴムカバー</strong>を上にずらす<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4440" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120343.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4441" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120348.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>ロックナット（14mm）</strong>をオープンスパナで<strong>反時計回り</strong>に回して緩める<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4443" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4446" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120422.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ロックナットが十分に緩んだら、ミラーロッドを<strong>反時計回り</strong>に回して取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4444" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120454.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4447" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120540.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2"><strong>左右とも共通</strong>のため、同様の手順で取り外す</span><br><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4445" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120621.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></li>
</ol>



<h3 class="wp-block-heading"><strong>パターン② 衝撃緩衝装置ごと取り外す</strong></h3>



<p class="wp-block-paragraph"><span class="marker2">純正ミラーのアッセンブリー交換や、衝撃緩衝装置一体型の社外ミラーへ交換する場合は、<strong>衝撃緩衝装置ごと</strong>取り外します。</span></p>



<p class="wp-block-paragraph"><span class="marker">YAMAHA SR400のミラー取付け部は<strong>右側は逆ネジ、左側は正ネジ</strong>のため、取り外す方向が異なります。</span>無理に力を掛けるとネジ山を傷める恐れがあるため、<span class="marker2">回転方向を確認</span>してから作業を行いましょう。</p>



<p class="wp-block-paragraph">ネジが固着している場合は、<strong>浸透潤滑剤</strong>を使用してから作業すると安心です。</p>



<h4 class="wp-block-heading"><strong>右側ミラー（逆ネジ）</strong></h4>



<ol class="wp-block-list">
<li>衝撃緩衝装置下部の<strong>ロックナット（17ｍｍ）</strong>をオープンスパナで<strong>時計回り</strong>に回して緩める<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4475" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135231.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ロックナットが緩んだら、衝撃緩衝装置ごと<strong>時計回り</strong>に回し、マスターシリンダーホルダーから取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4476" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135318.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4477" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135339.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<h4 class="wp-block-heading"><strong>左側ミラー（正ネジ）</strong></h4>



<ol class="wp-block-list">
<li>衝撃緩衝装置下部の<strong>ロックナット（17ｍｍ）</strong>をオープンスパナで<strong>反時計回り</strong>に回して緩める<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4471" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135105.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ロックナットが緩んだら、衝撃緩衝装置ごと<strong>反時計回り</strong>に回し、レバーホルダーから取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4472" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135140.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4474" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135159.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg" alt="" class="wp-image-4473" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_114825-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>ＳＲ400純正ミラーの取り外し作業は完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>SR400純正ミラー取り付け作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①ミラーを車体に取り付ける</strong></h3>



<h4 class="wp-block-heading"><strong>パターン① 衝撃緩衝装置をそのまま使用し、ミラーロッドのみ取り付ける</strong></h4>



<h5 class="wp-block-heading">●<strong>右側・左側共通</strong></h5>



<ol class="wp-block-list">
<li><strong>ロックナット（14ｍｍ）</strong>を<strong>反時計回り</strong>に回してネジ部分をできるだけ出しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4450" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134728.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>衝撃緩衝装置にミラーロッドを<strong>時計回り</strong>に回して取り付ける<br><span class="marker2">ロックナットが当たって回らなくなるまでセット</span><br>左↓<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4448" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134406.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4449" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134421.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br>右↓<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4451" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134740.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4452" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134756.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>最後まで回したら、そこから<strong>反時計回り</strong>に回して、<span class="marker2">ミラーの角度をおおよそ調整</span>する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4454" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134452.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーの角度がおおよそ決まったら、ミラーロッド根元の<strong>ロックナット（14mm）</strong>をオープンスパナで<strong>時計回り</strong>に締め付け、ミラーを固定する<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4455" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4456" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134853.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーロッド根元の<strong>ゴムカバー</strong>を下げ、ロックナットを覆うようににセットする<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4457" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135023.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4458" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_135028.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2"><strong>左右とも共通</strong>のため、同様の手順で取り外す</span><br><br></li>
</ol>



<h4 class="wp-block-heading"><strong>パターン② 衝撃緩衝装置ごと取り付ける</strong></h4>



<p class="wp-block-paragraph"><span class="marker"><strong>右側は逆ネジ、左側は正ネジ</strong>のため、取り付け方向が異なります。</span><br>ネジを斜めに入れないよう注意し、<strong>最初は必ず手で回してねじ込む</strong>ようにしましょう。</p>



<h5 class="wp-block-heading">●<strong>右側ミラー（逆ネジ）</strong></h5>



<ol class="wp-block-list">
<li><strong>ロックナット（17ｍｍ）</strong>を<strong>反時計回り</strong>に回し、ネジ部分をできるだけ出しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4568" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221812.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>衝撃緩衝装置を<strong>反時計回り</strong>に回し、マスターシリンダーホルダーへ取り付ける。<br><span class="marker2">ロックナットが当たり、それ以上回らなくなるまでねじ込む</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4459" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115617.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4461" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115640.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>最後までねじ込んだら、<strong>時計回り</strong>に回して<span class="marker2">ミラーの角度をおおよそ調整</span>する<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4463" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115646.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーの角度が決まったら、衝撃緩衝装置下部の<strong>ロックナット（17ｍｍ）</strong>をオープンスパナで<strong>反時計回り</strong>に締め付け固定する。<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4464" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115722.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<h5 class="wp-block-heading">●<strong>左側ミラー（正ネジ）</strong></h5>



<ol class="wp-block-list">
<li><strong>ロックナット（17mm）</strong>を<strong>時計回り</strong>に回し、ネジ部分をできるだけ出しておく<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4569" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260805_221826.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>衝撃緩衝装置を<strong>時計回り</strong>に回し、レバーホルダーへ取り付ける。<br><span class="marker2">ロックナットが当たり、それ以上回らなくなるまでねじ込む</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4467" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115816-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4466" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115833.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>最後までねじ込んだら、<strong>反時計回り</strong>に回して<span class="marker2">ミラーの角度をおおよそ調整する</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4468" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115850.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ミラーの角度が決まったら、衝撃緩衝装置下部の<strong>ロックナット（17ｍｍ）</strong>をオープンスパナで<strong>時計回り</strong>に締め付け、固定する<br><span class="marker2">※工具やミラーがメーターやハンドル周りに接触し、<strong>傷を付けないよう注意</strong>して作業してください。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4470" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_115909.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ol>



<h3 class="wp-block-heading"><strong>②ミラーの角度調整方法</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="752" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_37_10.png" alt="" class="wp-image-4480" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_37_10.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_37_10-300x226.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_37_10-768x578.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/ChatGPT-Image-2026年8月3日-19_37_10.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">SR400純正ミラーは、<span class="marker2">ミラー本体を手で動かすことで、<strong>上下左右の角度をある程度調整</strong>することができます。</span><br>まずはミラー本体を手で動かして、自分の乗車姿勢に合わせて後方が見やすい位置に調整してみましょう。</p>



<p class="wp-block-paragraph"><span class="marker">手での調整だけでは<strong>角度が合わない場合</strong>は、以下の方法で調整</span>を行います。</p>



<h4 class="wp-block-heading"><strong>左右の角度が調整できない場合</strong></h4>



<ul class="wp-block-list">
<li>ミラー本体の調整範囲を超えてしまう場合は、<strong>衝撃緩衝装置の取り付け角度を調整</strong>することで、ミラーの左右方向の調整幅を変更できる</li>



<li><span class="marker">純正の衝撃緩衝装置は、ロックナットを緩めることなく<strong>手で回転させて左右の向きを調整可能。</strong></span><strong>工具は必要ありません</strong>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4482" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120011.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>上下の角度が調整できない場合</strong></h4>



<ul class="wp-block-list">
<li>ミラー本体の調整範囲を超えてしまう場合は、<strong>ミラーロッドの角度を調整</strong>することで、上下方向の調整幅を変更できる</li>



<li>ミラーロッド根元の<strong>ロックナット（14mm）</strong>を緩め、ミラーロッドの向きを調整してからロックナットを再度締め付ける<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4443" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120412.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4481" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_120455.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4455" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260712_134521.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h4 class="wp-block-heading"><strong>ミラー調整のポイント</strong></h4>



<p class="wp-block-paragraph"><span class="marker2">ミラー本体を<strong>手で動かして調整できる範囲の中心付近</strong>が、自分の乗車姿勢に合っている状態が理想です。</span></p>



<p class="wp-block-paragraph">そうすることで、走行中や乗車姿勢の変化に応じて、ミラー本体を手で微調整しやすくなります。</p>



<p class="wp-block-paragraph"><span class="marker">ミラーを取り付ける際は、できるだけ<strong>上下左右ともに調整の余裕を残しておく</strong>ようにしましょう。</span></p>



<h3 class="wp-block-heading"><strong>③最終確認</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311-1024x769.jpg" alt="" class="wp-image-4479" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/08/Re-IMG_20260801_102311-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">取り付け後は、以下の項目を確認してください。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>左右のミラーが確実に固定されている</li>



<li>ロックナットが確実に締め付けられている</li>



<li>ミラーの角度が適切に調整されている</li>



<li>ハンドルを左右いっぱいまで切っても、ミラーや衝撃緩衝装置が車体に干渉しない</li>



<li>ネジ部にガタつきがない</li>



<li>後方視界が十分に確保されている&nbsp;</li>
</ul>
</div>



<p class="wp-block-paragraph">問題が無ければ、<span class="marker2"><strong>SR400純正サイドミラーの取り付け作業は完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="751" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg" alt="" class="wp-image-3955" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">ということで、今回は<span class="marker2"><strong>SR400ファイナルエディションの純正ミラー取付け・取り外し作業手順</strong></span>を詳しく解説してきました。</p>



<p class="wp-block-paragraph">サイドミラーは転倒時に傷が付きやすいパーツであり、純正品への交換はもちろん、社外ミラーへカスタムする際にも必ず取り外し作業が必要になります。</p>



<p class="wp-block-paragraph">特に2007年以降のSR400は、<span class="marker2"><strong>衝撃緩衝装置</strong>が採用されているほか、<strong>右側ミラーには逆ネジ</strong>が使用されているため、回転方向を間違えないよう注意して作業</span>を行いましょう。</p>



<p class="wp-block-paragraph">また、ミラーは後方の安全確認を行うための重要な保安部品です。<span class="marker">取り付け後は、確実に固定されていることを確認し、自分の乗車姿勢に合わせて角度を調整</span>しておきましょう。</p>



<p class="wp-block-paragraph">今回紹介した純正ミラーの脱着方法を覚えておけば、<strong>社外ミラーへの交換やカスタムにも応用できます。</strong></p>



<p class="wp-block-paragraph">実際に筆者が<span class="marker2"><strong>Daytonaのハイビジミラーへ交換した際の取り付け方法</strong></span>については、以下の記事で詳しく紹介しています。↓</p>



https://ezomemo-blog.com/sr400-installing-daytona-high-visibility-mirrors/



<p class="wp-block-paragraph">純正ミラーから社外ミラーへの交換を検討している方は、こちらもあわせて参考にしてみてください。</p>



<p class="wp-block-paragraph">本記事が、SR400の純正ミラー交換や社外ミラーへのカスタムを検討している方の参考になれば幸いです。</p>



<p class="wp-block-paragraph"><strong>それでは良きSRライフを</strong></p>



<h2 class="wp-block-heading"><strong>関連部品</strong></h2>



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		<item>
		<title>【SR400】バッテリー脱着・点検・交換作業手順を解説</title>
		<link>https://ezomemo-blog.com/sr400-battery-removal-installation-maintenance/</link>
		
		<dc:creator><![CDATA[torishira]]></dc:creator>
		<pubDate>Tue, 28 Jul 2026 11:10:01 +0000</pubDate>
				<category><![CDATA[メンテナンス]]></category>
		<category><![CDATA[電装]]></category>
		<guid isPermaLink="false">https://ezomemo-blog.com/?p=4322</guid>

					<description><![CDATA[皆さんこんにちは。今回は SR400ファイナルエディションのバッテリー脱着・点検・交換作業手順について解説していきます。 「SR400はキックスタートだから、バッテリーが上がってもエンジンをかけられる」と言われることがあ]]></description>
										<content:encoded><![CDATA[
<p class="wp-block-paragraph">皆さんこんにちは。<br>今回は<span class="marker2"> <strong>SR400ファイナルエディションのバッテリー脱着・点検・交換作業手順</strong></span>について解説していきます。</p>



<p class="wp-block-paragraph"><span class="marker">「SR400はキックスタートだから、バッテリーが上がってもエンジンをかけられる」と言われることがありますが、それは主に<strong>2000年以前のキャブレターモデルまで</strong></span>の話です。</p>



<p class="wp-block-paragraph">SR400ファイナルエディションはFI（フューエルインジェクション）モデルのため、</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>ECU</li>



<li>燃料ポンプ</li>



<li>点火装置</li>
</ul>
</div>



<p class="wp-block-paragraph">などが正常に作動する必要があります。</p>



<p class="wp-block-paragraph">そのため、バッテリー電圧が著しく低下すると、</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>始動不良</li>



<li>燃料ポンプの作動不良</li>



<li>アイドリング不調</li>
</ul>
</div>



<p class="wp-block-paragraph">などの原因になります。</p>



<p class="wp-block-paragraph">また、<span class="marker">SR400はセルモーターがないため、<strong>バッテリーの劣化に気付きにくい</strong>という特徴</span>があります。多少消耗していてもエンジンが始動できる場合があるため、<span class="marker2"><strong>定期的な点検や充電</strong>を心がけましょう。</span></p>



<p class="wp-block-paragraph">特に北海道の冬季保管後など、長期間乗らなかった場合は、走行前にバッテリーの状態を確認しておくと安心です。</p>



<p class="wp-block-paragraph">今回は実際の作業写真を交えながら、<span class="marker2">バッテリーの脱着・点検・交換手順を分かりやすく紹介</span>していきます。</p>



<p class="wp-block-paragraph">SRメンテナンスの参考になれば幸いです。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">なお、作業は<strong>自己責任</strong>となります。<span class="marker">整備に不安のある方は、無理をせず販売店や整備工場へ依頼してください。</span></p>
</div>



<h2 class="wp-block-heading"><strong>SR400バッテリーの規格・交換目安</strong></h2>



<p class="wp-block-paragraph">SR400のバッテリー規格や脱着方法は、<strong>年式やモデルによって異なります</strong>。<br><span class="marker2">本記事で解説する内容は、SR400ファイナルエディション（FIモデル）を基準としたもの</span>です。</p>



<h3 class="wp-block-heading"><strong>純正バッテリー規格</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409-1024x769.jpg" alt="" class="wp-image-4338" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_214409-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<div class="wp-block-jin-gb-block-box simple-box7">
<p class="wp-block-paragraph">SR400ファイナルエディション純正バッテリー：<br><strong>GT4B-5（12V・2.5Ah）</strong>　※制御弁式（シールド型）AGMバッテリー</p>
</div>



<p class="wp-block-paragraph">バッテリーを交換する際は、<strong>必ず同等規格または適合品を使用</strong>してください。</p>



<h3 class="wp-block-heading"><strong>バッテリーの交換目安</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="511" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_02_00.png" alt="" class="wp-image-4337" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_02_00.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_02_00-300x153.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_02_00-768x392.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_02_00.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker">バッテリーの交換目安は一般的に<strong>約3年程度</strong></span>とされています。ただし、実際の寿命は使用環境や乗り方によって大きく異なります。</p>



<p class="wp-block-paragraph"><span class="marker2">週末のツーリングなどで十分に充電できている車両であれば、<strong>5年以上使用できる場合</strong>もあります。</span>実際に、筆者のSR400ファイナルエディションは、新車購入から5年以上バッテリー交換をしませんでした。</p>



<p class="wp-block-paragraph">一方で、<span class="marker2">片道5分程度の短距離走行を繰り返すような場合は充電が不足し、<strong>2年程度で交換が必要になる</strong>こともあります。</span></p>



<p class="wp-block-paragraph">バッテリーは使用年数だけで判断せず、定期的な点検や電圧測定を行い、状態を確認しながら使用しましょう。</p>



<p class="wp-block-paragraph">また、以下のような症状が見られる場合は、バッテリーの交換を検討しましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>エンジンの始動性が悪くなった</li>



<li>ヘッドライトが暗く感じる</li>



<li>ホーンの音が弱い</li>



<li>バッテリー電圧が低下しやすい</li>



<li>充電してもすぐに電圧が下がる</li>
</ul>
</div>



<p class="wp-block-paragraph">FIモデルのSR400は、<span class="marker2">バッテリー電圧が低下すると燃料ポンプやECUが正常に作動せず、キックスタートでも始動できなくなる場合があります。</span></p>



<p class="wp-block-paragraph">そのため、<span class="marker">定期的な電圧測定や充電を行い、<strong>早めの点検・交換</strong>を心がけましょう。</span></p>



<h2 class="wp-block-heading"><strong>準備する工具・用品</strong></h2>



<h3 class="wp-block-heading"><strong>工具・用品類</strong></h3>



<ul class="wp-block-list">
<li><strong>トルクレンチ</strong><br><a href="https://www.amazon.co.jp/dp/B0DGPY5ZD4?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/21f5NM56hfL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ラチェットレンチ<br>ソケット</strong>（12ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B00G8PR32O?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/51GmxP+E4pL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>レンチ</strong>（12ｍｍ）<br><a href="https://www.amazon.co.jp/dp/B00SXQ9ZFO?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://thumbnail.image.rakuten.co.jp/@0_mall/tuzukiya/cabinet/0/0/9392/t19-4731.jpg?_ex=400x400" alt="" width="120" height="120" /></a></li>



<li><strong>バイク用バッテリー充電器12V用<br></strong><a href="https://www.amazon.co.jp/dp/B00YQW4946?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41UnOUa603L._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>電圧テスター<br></strong><a href="https://www.amazon.co.jp/dp/B0F61T7RBC?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71wAQamLDPL._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>接点クリーナー・綿棒・細かいヤスリ</strong>（端子部のさび落としに使用）<br><a href="https://www.amazon.co.jp/dp/B0FWJYFHG7?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/31VTEn+UPnL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>グローブ<br></strong><a href="https://www.amazon.co.jp/dp/B0FPM2S5BD?tag=murasakipeopl-22" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/71b8RAxIC0L._SL400_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>ウエス</strong>（汚れ対策）<br></li>
</ul>



https://ezomemo-blog.com/sr400-must-have-tool-list/



<h3 class="wp-block-heading"><strong>ケミカル類</strong></h3>



<ul class="wp-block-list">
<li><strong>シリコングリス（ターミナルグリス）</strong><br><a href="https://www.amazon.co.jp/dp/B08ND821XS?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41NontAr-lL._SL500_.jpg" alt="" width="120" height="120" /></a></li>



<li><strong>パーツクリーナー</strong>（清掃用）<br><a href="https://www.amazon.co.jp/dp/B00EC1DEI8?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" rel="nofollow noopener" target="_blank"><img loading="lazy" decoding="async" src="https://m.media-amazon.com/images/I/41ihDal2nnS._SL500_.jpg" alt="" width="120" height="120" /></a></li>
</ul>



<h3 class="wp-block-heading"><strong>関連部品</strong></h3>



<ul class="wp-block-list">
<li><strong>バッテリー</strong>GT4B 12V-2.5AH（90793-26101）<br>
			<span class="pochipp-inline__btnwrap -amazon" >
				<a href="https://www.amazon.co.jp/dp/B003IB3MEY?tag=murasakipeopl-22&#038;linkCode=ogi&#038;th=1&#038;psc=1" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Amazon
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Funited-shop01%2Fotyd7joavklgxaglxgjdy4rlrm%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Funited-shop01%2Fotyd7joavklgxaglxgjdy4rlrm%2F%3Frafcid%3Dwsc_i_is_3e590fff-ad41-4eb3-8275-83c7fb176531" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/partsdirect2/gyb003.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>固定バンド</strong>（7H3-82131-00）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F7h3-82131-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop%2F7h3-82131-00%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/hamashoparts/000898-y2-7h3-82131-00.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>



<li><strong>ハーネスクランプ</strong>（90464-13185）<br>
			<span class="pochipp-inline__btnwrap -rakuten" >
				<a href="https://hb.afl.rakuten.co.jp/hgc/512bb068.0626c673.512bb069.2f64a398/?pc=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F90464-13185%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774&#038;m=https%3A%2F%2Fitem.rakuten.co.jp%2Fhirochishop-2%2F90464-13185%2F%3Frafcid%3Dwsc_i_is_b26ac74c-9963-4c12-a7b3-9f7a8a21a774" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					楽天
				</a>
				
			</span>
			<span class="pochipp-inline__btnwrap -yahoo" >
				<a href="https://store.shopping.yahoo.co.jp/suzukimotors-dop-net/qrus486.html" class="pochipp-inline__btn" rel="nofollow noopener" target="_blank">
					Yahoo
				</a>
				
			</span></li>
</ul>



<h2 class="wp-block-heading"><strong>SR４００バッテリーの取り外し作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①キーをOFFにする</strong></h3>



<ul class="wp-block-list">
<li><span class="marker">作業前に、<strong>メインキーおよび電装品がすべてOFF</strong>になっていることを確認</span>する<br>※通電状態で作業を行うと、<strong>故障やトラブルの原因</strong>となるため注意<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4340" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140046.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②センタースタンドで車体を安定させる</strong></h3>



<ul class="wp-block-list">
<li>平坦で安定した場所に車体を設置し、<strong>センタースタンド</strong>を使用して車体を安定させる<img loading="lazy" decoding="async" width="1000" height="601" class="wp-image-268" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 1119w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-300x180.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-1024x615.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1-768x461.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/08/スタンド２-1.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③シートを取り外す</strong></h3>



<ul class="wp-block-list">
<li>シート<strong>固定ボルト（12mm）×2本</strong>を外し、<strong>シート</strong>を取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3980" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150748.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-3981" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260627_150814.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2">詳しい<strong>シートの脱着方法については別記事で詳しく解説</strong>しています</span>ので、そちらを参考にしてください。↓</li>
</ul>



https://ezomemo-blog.com/sr400-seat-installation-removal/



<h3 class="wp-block-heading"><strong>④バッテリーを取り外す</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953-1024x769.jpg" alt="" class="wp-image-4341" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_135953-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<div class="wp-block-jin-gb-block-box simple-box2">
<p class="wp-block-paragraph"><strong>※注意　</strong>SR400ファイナルエディションの純正バッテリーは専用<strong>カプラーによる接続</strong>のため、一般的なバイクのようなプラス・マイナス端子の脱着作業はありません。<br>ただし、<span class="marker">作業中は<strong>工具や金属部品を端子部へ接触させないよう注意</strong>してください。 </span></p>
</div>



<ul class="wp-block-list">
<li><strong>バッテリー固定バンド</strong>を取り外す<br>固定バンド両端の金具を外し、バッテリーの固定を解除する<br>※<span class="marker2">バンドに劣化やひび割れ、伸びなどが見られる場合は<strong>新品への交換を推奨</strong>します</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4342" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140112.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4343" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140122.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ハーネスを固定している<strong>クランプ</strong>を解除し、配線をフリーにする<br>※クランプは両面テープで固定されています。<span class="marker2">紛失や破損、両面テープの剥がれがある場合は<strong>新品への交換を推奨</strong>します。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4344" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140138.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4345" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140145.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>バッテリーカプラー</strong>をまっすぐ引き抜く<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4346" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140219.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4348" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140238.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4349" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140254.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>最後に<strong>バッテリー本体</strong>を車体から取り外す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4352" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140653.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg" alt="" class="wp-image-4353" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">これで<span class="marker2"><strong>SR400バッテリーの取り外し完了</strong></span>です。</p>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><strong>SR400バッテリーの状態点検・交換</strong></h2>



<h3 class="wp-block-heading"><strong>① 車体側を点検する</strong></h3>



<p class="wp-block-paragraph">バッテリーを取り外したら、まずは車体側の状態を確認しましょう。</p>



<h4 class="wp-block-heading"><strong>カプラー・配線の点検</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420-1024x769.jpg" alt="" class="wp-image-4351" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140420-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">以下の異常がないか確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>カプラーの破損</li>



<li>端子の腐食</li>



<li>配線の損傷や断線</li>
</ul>
</div>



<p class="wp-block-paragraph"><span class="marker2">軽度の腐食や汚れが見られる場合は、<strong>接点クリーナーなど</strong>で清掃を行う。</span></p>



<p class="wp-block-paragraph"><span class="marker">重度の腐食や</span><span class="marker">カプラーの破損や配線の断線・損傷が見られる場合</span>は、接触不良や走行トラブルの原因となるため、<strong>部品交換または販売店への相談を推奨</strong>します。</p>



<h4 class="wp-block-heading"><strong>バッテリーボックス内の点検</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg" alt="" class="wp-image-4353" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_140413-1-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">以下の項目を確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>土やホコリなどの汚れ</li>



<li>水分の滞留</li>



<li>サビの有無</li>
</ul>
</div>



<p class="wp-block-paragraph">汚れが見られる場合は、清掃を行いましょう。</p>



<h3 class="wp-block-heading"><strong>② バッテリー本体を点検する</strong></h3>



<h4 class="wp-block-heading"><strong>バッテリーケースの点検</strong></h4>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="751" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260728_191930.jpg" alt="" class="wp-image-4354" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260728_191930.jpg 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260728_191930-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260728_191930-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260728_191930.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><strong>バッテリーケース</strong>に以下の異常がないか確認する。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>バッテリーケースの膨らみ</li>



<li>ケースのひび割れ・破損</li>



<li>液漏れ</li>
</ul>
</div>



<p class="wp-block-paragraph"><span class="marker2">異常が見られる場合は、<strong>新品バッテリーへの交換</strong>を推奨します。</span></p>



<p class="wp-block-paragraph"></p>



<h4 class="wp-block-heading"><strong>バッテリーターミナルの点検</strong></h4>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124-1024x769.jpg" alt="" class="wp-image-4355" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141124-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">以下の項目を確認します。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>サビ</li>



<li>腐食</li>



<li>汚れ</li>
</ul>
</div>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332-1024x769.jpg" alt="" class="wp-image-4356" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_141332-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">汚れが見られる場合は、<span class="marker2"><strong>ワイヤーブラシや細かいヤスリ、サンドペーパーなど</strong></span>で清掃を行いましょう。</p>



<h3 class="wp-block-heading"><strong>③ バッテリー電圧を測定する</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449-1024x769.jpg" alt="" class="wp-image-4357" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_160449-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2"><strong>テスター</strong>を使用してバッテリー電圧を測定します。</span></p>



<p class="wp-block-paragraph"><span class="marker">※エンジン停止後、<strong>数時間経過した状態</strong>で測定するのが理想</span>です。充電直後は実際より高い電圧が表示される場合があります。<br><span class="marker2">※テスターの取扱説明書をよく読み、正しい方法で測定すること。</span></p>



<figure class="wp-block-table"><table class="has-fixed-layout"><thead><tr><th>電圧</th><th>状態</th></tr></thead><tbody><tr><td>12.8V以上</td><td>良好</td></tr><tr><td>12.6V前後</td><td>ほぼ正常</td></tr><tr><td>12.4V前後</td><td>充電推奨</td></tr><tr><td>12.2V以下</td><td>要充電</td></tr><tr><td>12.0V以下</td><td>かなり放電</td></tr><tr><td>11V台</td><td>劣化の可能性大</td></tr></tbody></table></figure>



<h3 class="wp-block-heading"><strong>④ バッテリーを充電する</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg" alt="" class="wp-image-4358" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">電圧が低い場合は、充電を行ってから再度電圧を測定</span>しましょう。</p>



<div class="wp-block-jin-gb-block-box concept-box2">
<p class="wp-block-paragraph">SR400ファイナルエディション純正の<strong>GT4B-5</strong>は、<strong>12V・AGM（制御弁式シールド）バッテリー</strong>です。<span class="marker"><strong>充電器</strong>は、以下の条件を満たす製品を使用</span>しましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box9">
<ul class="wp-block-list">
<li>12Vバイク用対応</li>



<li>AGM（シールド型）対応</li>



<li>自動充電停止機能付き</li>
</ul>
</div>



<p class="wp-block-paragraph">※<strong>AGM非対応や手動式の充電器</strong>でも充電できる場合がありますが、<span class="marker">過充電や充電不足により<strong>バッテリー寿命を縮める恐れ</strong>があります。</span></p>
</div>



<p class="wp-block-paragraph">充電後に<strong>12.6～12.8V程度まで回復し、その状態を維持できる</strong>ようであれば、引き続き使用できる可能性があります。</p>



<p class="wp-block-paragraph">一方で、<span class="marker">次のような症状が見られる場合は、<strong>バッテリー内部が劣化している可能性</strong>が高いため、新品への交換を推奨</span>します。</p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>充電しても電圧が回復しない</li>



<li>充電後、数日で再び電圧が大きく低下する</li>
</ul>
</div>



<h3 class="wp-block-heading"><strong>⑤ バッテリーの交換を検討する</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="528" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_57_51.png" alt="" class="wp-image-4362" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_57_51.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_57_51-300x158.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_57_51-768x406.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-19_57_51.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker">バッテリーは電圧が正常でも、<strong>内部劣化によって始動性能が低下している場合</strong>があります。</span></p>



<p class="wp-block-paragraph">以下のような症状が見られる場合は、交換を検討しましょう。</p>



<div class="wp-block-jin-gb-block-box simple-box6">
<ul class="wp-block-list">
<li>エンジンが掛かりにくい</li>



<li>燃料ポンプの作動音が弱い</li>



<li>ヘッドライトが暗い</li>



<li>ホーンの音が弱い</li>



<li>ウインカーの点滅が遅い</li>
</ul>
</div>



<p class="wp-block-paragraph">SR400ファイナルエディションはFI車のため、<span class="marker2">バッテリー電圧が低下すると、ECUや燃料ポンプが正常に作動せず、<strong>キックスタートでも始動できなくなる</strong></span>場合があります。</p>



<h3 class="wp-block-heading"><strong>⑥ 新品バッテリーを点検・充電する</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130-1024x769.jpg" alt="" class="wp-image-4360" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_220130-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">新品のバッテリーを購入した場合でも、<span class="marker2">そのまま取り付けるのではなく、<strong>事前に状態を確認</strong>しておきましょう。</span></p>



<div class="wp-block-jin-gb-block-box simple-box8">
<ul class="wp-block-list">
<li>バッテリー電圧を測定する</li>



<li>必要に応じて充電を行う</li>
</ul>
</div>



<p class="wp-block-paragraph"><span class="marker">バッテリーメーカーの取扱説明書でも、より快適な始動性能を得るため、<strong>使用前の補充電を推奨している</strong>場合があります。</span></p>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg" alt="" class="wp-image-4358" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260714_221630-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph">特に、<span class="marker2"><strong>電圧が12.4V未満の場合は、充電してから使用</strong>することをおすすめ</span>します。</p>



<h3 class="wp-block-heading"><strong>⑦ 判断に迷った場合は専門店で診断する</strong></h3>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="513" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_51_35.png" alt="" class="wp-image-4361" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_51_35.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_51_35-300x154.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_51_35-768x394.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_51_35.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">バッテリーの内部劣化は、<strong>電圧測定だけでは正確に判断できない</strong>場合があります。</p>



<p class="wp-block-paragraph"><span class="marker2">交換するか迷った場合は、バイクショップやバイク用品店で<strong>CCA（始動性能）や内部抵抗を測定できる専用テスター</strong>による診断を受けるのがおすすめ</span>です。</p>



<p class="wp-block-paragraph">電圧が正常でも、始動性能が低下しているケースもあるため、<span class="marker">長期間使用しているバッテリーは一度点検してもらうと安心</span>です。</p>



<p class="wp-block-paragraph"></p>



<h2 class="wp-block-heading"><strong>SR４００バッテリーの取り付け作業手順</strong></h2>



<h3 class="wp-block-heading"><strong>①バッテリーターミナルにグリスを塗布</strong></h3>



<ul class="wp-block-list">
<li>防錆・防食のため、<strong>バッテリーターミナル</strong>に<strong>ターミナルグリス</strong>を薄く塗布する。<br><span class="marker2">※<strong>シリコングリス</strong>でも代用可能ですが、絶縁性があるため、薄く塗布してください</span>。<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4363" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260715_161117.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>②バッテリーを取り付ける&nbsp;</strong></h3>



<ul class="wp-block-list">
<li>バッテリー<strong>接続カプラー</strong>を確実に接続する<br><span class="marker">※ツメが<strong>「カチッ」とロックされるまでしっかり差し込む</strong>こと。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4365" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142221.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="750" class="wp-image-4378" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142237-rotated.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142237-rotated.jpg 900w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142237-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142237-768x576.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142237-rotated.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4367" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142251.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>バッテリー</strong>を所定の位置へセットする<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4368" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142323.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li>ハーネスを<strong>クランプ</strong>で固定し、元の取り回しに戻す<img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4369" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142329.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4370" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142334.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>バッテリー固定バンド</strong>を取り付け、両端の金具を確実に引っ掛けて固定する<br><span class="marker">※再度カプラーの接続忘れや、ハーネスの挟み込みがないことを確認する。</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4373" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142409.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4375" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142420.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-4376" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/Re-IMG_20260712_142430.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>
</ul>



<h3 class="wp-block-heading"><strong>③シートを取り付ける&nbsp;</strong></h3>



<ul class="wp-block-list">
<li>シート前方の<strong>ツメ</strong>をフレームへ差し込み、所定の位置へセットする<br><span class="marker">※グラブバーやカウルを<strong>傷付けないよう注意</strong>する</span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1149" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141543.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><strong>シート固定ボルト（12mm）</strong>2本を取り付け、規定トルクで締め付ける<br><span class="marker"><strong>規定トルク：16Nm</strong></span><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1152" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_141626.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><img loading="lazy" decoding="async" width="1000" height="751" class="wp-image-1154" style="width: 1000px;" src="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg" alt="" srcset="https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2025/12/Re-IMG_20251207_123233.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /><br></li>



<li><span class="marker2"><strong>シートの脱着方法については別記事で詳しく解説</strong></span>していますので、そちらを参考にしてください。↓</li>
</ul>



https://ezomemo-blog.com/sr400-seat-installation-removal/



<h3 class="wp-block-heading"><strong>④最終確認</strong></h3>



<figure class="wp-block-image size-large"><img loading="lazy" decoding="async" width="1024" height="769" src="https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113-1024x769.jpg" alt="" class="wp-image-2438" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113-1024x769.jpg 1024w, https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113.jpg 1198w, https://ezomemo-blog.com/wp-content/uploads/2026/03/Re-IMG_20260314_121113-1024x769.jpg 856w" sizes="auto, (max-width: 1024px) 100vw, 1024px" /></figure>



<p class="wp-block-paragraph"><strong>メインキーをON</strong>にし、以下の項目を確認する。 </p>



<div class="wp-block-jin-gb-block-box simple-box2">
<ul class="wp-block-list">
<li>ニュートラルランプが点灯する</li>



<li>ヘッドライトが正常に点灯する</li>



<li>ウインカーが正常に作動する</li>



<li>ホーンが正常に鳴る</li>



<li>エンジンが正常に始動する</li>



<li>シートに座って浮きやガタつきがないか確認</li>
</ul>
</div>



<p class="wp-block-paragraph"><span class="marker">確認後、<strong>忘れずにキーをＯＦＦ</strong>にすること。</span><br></p>



<p class="wp-block-paragraph">異常が無ければ、<span class="marker2"><strong>SR400バッテリーの取付け作業完了</strong></span>です。</p>



<h2 class="wp-block-heading"><strong>使用済みバッテリーの処分方法</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="511" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_49_32.png" alt="" class="wp-image-4334" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_49_32.png 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_49_32-300x153.png 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_49_32-768x392.png 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/ChatGPT-Image-2026年7月28日-18_49_32.png 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph"><span class="marker2">使用済みバッテリーは、鉛や電解液を含むため、<strong>一般ごみとして処分できない</strong>場合がほとんどです。</span></p>



<p class="wp-block-paragraph">最も一般的な処分方法は、<span class="marker">新しいバッテリーを購入した販売店やバイクショップ、バイク用品店で引き取ってもらう方法</span>です。バッテリー交換と同時に<strong>古いバッテリーを持参すれば、その場で回収してもらえる場合が多い</strong>ため、手間なく処分できます。</p>



<p class="wp-block-paragraph">なお、店舗によっては回収が有料の場合や、購入者のみを対象としている場合もあるため、<strong>事前に確認しておくと安心</strong>です。</p>



<p class="wp-block-paragraph">また、<span class="marker">自治体によって回収方法は異なります。販売店で回収できない場合は、お住まいの<strong>自治体の案内に従って適切に処分</strong>してください。</span></p>



<h2 class="wp-block-heading"><strong>まとめ</strong></h2>



<figure class="wp-block-image size-full"><img loading="lazy" decoding="async" width="1000" height="751" src="https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg" alt="" class="wp-image-3955" srcset="https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg 1000w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415-300x225.jpg 300w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415-768x577.jpg 768w, https://ezomemo-blog.com/wp-content/uploads/2026/07/IMG_20260628_095415.jpg 856w" sizes="auto, (max-width: 1000px) 100vw, 1000px" /></figure>



<p class="wp-block-paragraph">ということで今回は、<span class="marker2"> <strong>SR400ファイナルエディションのバッテリー脱着・点検・交換作業手順</strong></span>について解説してきました。</p>



<p class="wp-block-paragraph">SR400はキックスタート車ですが、FI（フューエルインジェクション）モデルのため、ECUや燃料ポンプなどの電装系を正常に作動させるために、バッテリーは非常に重要な役割を担っています。</p>



<p class="wp-block-paragraph">バッテリーは消耗品であり、使用環境によって寿命は大きく異なります。<span class="marker2">交換目安の年数だけで判断するのではなく、<strong>定期的に電圧測定や状態点検を行い、必要に応じて充電や交換を行う</strong></span>ことが大切です。</p>



<p class="wp-block-paragraph">また、バッテリーは突然性能が低下することもあるため、長期間使用している場合は、ツーリング前や冬季保管前などのタイミングで点検しておくと安心です。</p>



<p class="wp-block-paragraph"><strong>あくまでも作業は自己責任</strong>となります。<span class="marker2">定期的な点検・メンテナンスを心がけ、トラブルのない快適なSRライフを楽しみましょう。</span></p>



<p class="wp-block-paragraph"><strong>それでは、良きSRライフを。</strong></p>



<h2 class="wp-block-heading"><strong>関連商品・部品</strong></h2>



<ul class="wp-block-list">
<li><strong>バイク用バッテリー充電器12V用</strong></li>
</ul>


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<li><strong>電圧テスター</strong></li>
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<li><strong>バッテリー</strong>GT4B 12V-2.5AH（90793-26101）</li>
</ul>


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<li><strong>固定バンド</strong>（7H3-82131-00）</li>
</ul>


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