{"product_id":"ciloyu-420-chain-40t-sprocket-40mm-replacement-for-coleman-bt200x-ct200u-ex-ct200u-ct100u-baja-mb165-mb200-predator-212-196cc-90-42-links","title":"CILOYU 420 Chain 40T Sprocket, 40mm Replacement for Coleman BT200X CT200U-EX CT200U, CT100U, Baja MB165\/MB200, Predator 212\/196cc – 90+42 Links","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe CILOYU 420 chain 40T sprocket serves as a durable, direct replacement for a wide range of small-engine rides. With a 40 mm center bore and a 40-tooth profile, this sprocket is designed to work smoothly with a 420 chain, delivering steady power transfer across everyday use and weekend sessions. The finish and the machining work together to present a rugged, ready-for-action look on your drive train.\u003c\/p\u003e\n\n\u003ch2\u003eKey benefits\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eBroader fitment thanks to a six-extra-hole pattern plus four outer mounting holes for select models, enabling installation on more frames.\u003c\/li\u003e\n  \u003cli\u003eSmoothed power transmission from precision-machined teeth that engage the chain consistently, with a potential reduction in chain wear over time.\u003c\/li\u003e\n  \u003cli\u003eLarger sprocket size designed to support stronger acceleration, better climbing torque, and steadier pull across varied terrain.\u003c\/li\u003e\n  \u003cli\u003e40-tooth configuration paired with a robust 40 mm center bore for dependable mounting and reliable operation under load.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility and install notes\u003c\/h2\u003e\n\u003cp\u003eThis sprocket is built to work with a variety of models, including Predator 212cc and 196cc engines, Coleman BT200X and CT200U family, CT100U CC100X, Baja MB165\/MB200, Doodlebug DB30, Hensim, MASSIMO MB200, TrailMaster and Axis M200 lines. The note about mounting holes means the middle hole location helps determine model compatibility; the four outer holes support installations on specific mini bikes such as CT200U and BT200X, while the additional six holes broaden potential fits for other 420-chain platforms. Always verify fitment against your frame’s mounting pattern before installation.\u003c\/p\u003e\n\n\u003ch2\u003eWhat’s included\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 40T 420 chain sprocket\u003c\/li\u003e\n  \u003cli\u003e1 × 420 chain 90 links\u003c\/li\u003e\n  \u003cli\u003e1 × 420 chain 42 links\u003c\/li\u003e\n  \u003cli\u003e5 × 420 master links\u003c\/li\u003e\n  \u003cli\u003e10 × screws\u003c\/li\u003e\n  \u003cli\u003e10 × nuts\u003c\/li\u003e\n  \u003cli\u003e1 × 420 sprocket 10T\u003c\/li\u003e\n  \u003cli\u003e1 × 3\/16\" keyway\u003c\/li\u003e\n  \u003cli\u003e1 × chain breaker\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eTeeth: 40\u003c\/li\u003e\n  \u003cli\u003eCenter hole diameter: 40 mm\u003c\/li\u003e\n  \u003cli\u003eMounting distances: 49 mm (center to center) and 80 mm (center to center)\u003c\/li\u003e\n  \u003cli\u003eBolt hole circle: 49 mm (six inner holes) plus four outer holes for select installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWhen upgrading, consider this kit as a balanced option between size, compatibility, and included hardware. Results will vary with model and riding conditions, and installation should be performed with proper safety precautions.\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: What engines and bikes is this sprocket designed for?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Fits Predator 212\/196cc engines and several Coleman, Baja, Hensim, Massimo, and related 420-chain mini bikes listed in the specs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the packing list?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Includes a 40T sprocket, 90+42 link 420 chain, master links, screws, nuts, a 10T sprocket, keyway, chain breaker, and 90\/42 link chains.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CILOYU","offers":[{"title":"Default Title","offer_id":42470167511125,"sku":"B0FD2N9F3L","price":74.7,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ciloyu-420-chain-40t-sprocket-front-view.jpg?v=1778121275","url":"https:\/\/plentytorque.co.uk\/products\/ciloyu-420-chain-40t-sprocket-40mm-replacement-for-coleman-bt200x-ct200u-ex-ct200u-ct100u-baja-mb165-mb200-predator-212-196cc-90-42-links","provider":"PlentyTorque","version":"1.0","type":"link"}