{"product_id":"ciloyu-35-chain-140-links-mini-bike-chain-tensioner-for","title":"CILOYU #35 Chain 140 Links Mini Bike Chain Tensioner for","description":"\u003cp\u003e\u003cstrong\u003eThe CILOYU #35 140-link chain with included mini bike chain tensioner is a complete replacement kit designed to restore proper drive alignment and smooth power delivery on CT100U, CC100X and DB30 mini bikes.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit brings together a full-length 140-link #35 roller chain, a rubber-and-metal tensioner, a chain breaker and an extra master link so you can replace a worn chain and set correct tension in one service session. Made from alloy steel with corrosion-resistant finishing and a low-friction guide on the tensioner, the package is tailored for popular small-displacement mini bikes with 79cc–100cc engines where a reliable, correctly-aligned drivetrain matters for safety and long life.\u003c\/p\u003e\n\n\u003ch3\u003eWhich mini bike models will this chain and tensioner fit?\u003c\/h3\u003e\n\u003cp\u003eThe CILOYU #35 chain kit is engineered for compact off-road and beginner mini bikes that use a #35 roller chain. It lists direct compatibility with Coleman Baja\/Motovox and several Doodle Bug variants.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFitment: Coleman Powersports CT100U and CC100X mini bikes.\u003c\/li\u003e\n  \u003cli\u003eBaja Motorsports Doodle Bug DB30 series (Blitz, Dirt Bug, Racer, Viper) compatibility.\u003c\/li\u003e\n  \u003cli\u003eMotovox MBX10 and MBX11 compatible with #35 chain specification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the tensioner improve chain life and performance?\u003c\/h3\u003e\n\u003cp\u003eThe tensioner uses a rubber guide surface combined with a metal bracket to reduce metal-on-metal contact and dampen vibration. Proper tension alignment helps reduce premature wear and prevents the chain from derailing under load.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRubber guide reduces abrasive wear on chain rollers and sprockets.\u003c\/li\u003e\n  \u003cli\u003eAdjustable bracket lets you set precise chain slack for smooth engagement.\u003c\/li\u003e\n  \u003cli\u003ePrevents chain derailment and reduces vibration-induced noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability features are included in the replacement chain?\u003c\/h3\u003e\n\u003cp\u003eThe chain itself is constructed from alloy steel treated for enhanced wear and corrosion resistance, suitable for outdoor and off-road conditions. Its finished surfaces prolong service life compared to untreated chains.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAlloy steel rollers, pins and plates for higher tensile life.\u003c\/li\u003e\n  \u003cli\u003eSurface treatment provides improved corrosion and wear resistance.\u003c\/li\u003e\n  \u003cli\u003e140-link length gives flexibility for many sprocket and engine placements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools and steps are needed for installation and adjustment?\u003c\/h3\u003e\n\u003cp\u003eThe kit includes a chain breaker and an extra master link to simplify cutting to length and reconnecting the chain. After installation, alignment of sprocket and chain must be verified to avoid stress points.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse the included chain breaker to remove excess links to achieve correct length.\u003c\/li\u003e\n  \u003cli\u003eInstall the master link to reconnect the chain securely.\u003c\/li\u003e\n  \u003cli\u003eAdjust the CILOYU tensioner and ensure sprockets and chain form a straight line.\u003c\/li\u003e\n  \u003cli\u003eRe-check tension and alignment after a short test ride to confirm proper seating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Riders, mechanics and owners of small-engine mini bikes who need a dependable #35 chain replacement and a practical tensioning solution. If you own a Coleman CT100U or CC100X, a Baja\/Doodle Bug DB30 variant, or Motovox MBX10\/MBX11 and want to replace a stretched or damaged chain with a kit that includes a tensioner, breaker and spare master link, this product gives a cost-effective, durable option engineered for those specific drive systems. It is also useful for DIY maintenance shops handling routine drivetrain servicing on 79–100cc mini bike platforms.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the 140-link chain pre-sized for my CT100U?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The 140-link length is full-size and intended to be cut to fit; use the included chain breaker to trim to correct length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the tensioner prevent the chain from falling off?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The rubber-and-metal tensioner reduces slack and vibration to greatly lower derailment risk when aligned correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CILOYU","offers":[{"title":"Default Title","offer_id":48086973317278,"sku":"B0D3PLSGY4","price":34.54,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/ciloyu-chain-front-packaging.jpg?v=1785911488","url":"https:\/\/northtrailauto.ca\/products\/ciloyu-35-chain-140-links-mini-bike-chain-tensioner-for","provider":"North Trail Auto","version":"1.0","type":"link"}