{"product_id":"qymoto-16mm-bore-10-tooth-centrifugal-clutch-for-coleman-ct200u-axis-200-fits-16mm-keyed-shaft-40-41-420-chain-2-6-5-hp","title":"QYMOTO 16mm Bore 10-Tooth Centrifugal Clutch for Coleman CT200U \/ Axis 200 — Fits 16mm Keyed Shaft, 40\/41\/420 Chain, 2–6.5 HP","description":"\u003cp\u003e\u003cstrong\u003eQYMOTO 16mm bore 10-tooth centrifugal clutch designed to replace worn clutches on Coleman CT200U, CT200U-EX and Axis 200 mini bikes — not compatible with 3\/4\" or 5\/8\" shaft bore models.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis replacement centrifugal clutch fits engines and drivetrains that use a 16mm straight keyed shaft with a built-in 3\/16\" keyway and a 40\/41\/420 chain clutch system. It delivers a direct, bolt-on replacement for 2–6.5 HP engines on popular small off-road platforms such as Coleman CT200U, CT200U-EX, Axis 200 and KT196 go-karts. Before ordering, confirm your crankshaft diameter and keyway configuration; this unit will not fit models with 3\/4\" or 5\/8\" bores.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I confirm this clutch fits my mini bike or go-kart?\u003c\/h3\u003e\n\u003cp\u003eMeasure the diameter of your engine output shaft and check for a 3\/16\" keyway slot. This clutch requires a 16mm straight keyed shaft; it is not compatible with 3\/4\" or 5\/8\" bores. If your measurements match, the clutch will align with standard 40\/41\/420 chain setups.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRequired shaft: 16mm straight keyed with 3\/16\" keyway\u003c\/li\u003e\n  \u003cli\u003eChain systems supported: 40, 41, 420\u003c\/li\u003e\n  \u003cli\u003eNot compatible with: 3\/4\" or 5\/8\" bore CT200U models\u003c\/li\u003e\n  \u003cli\u003eCompatible engines: 2–6.5 HP range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I do before installing the QYMOTO clutch?\u003c\/h3\u003e\n\u003cp\u003ePrepare the clutch by adding oil to the internal mechanism as the manufacturer advises; this ensures proper lubrication on first use. Also clean the crankshaft and keyway, verify alignment with the sprocket, and tighten mounting hardware to the engine's torque specs to avoid slippage or premature wear.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePre-fill clutch with oil before first operation\u003c\/li\u003e\n  \u003cli\u003eClean shaft and keyway of debris and corrosion\u003c\/li\u003e\n  \u003cli\u003eAlign sprocket and chain tension correctly\u003c\/li\u003e\n  \u003cli\u003eTorque mounting fasteners according to engine manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat performance can I expect from a 10-tooth centrifugal clutch?\u003c\/h3\u003e\n\u003cp\u003eA 10-tooth centrifugal design engages smoothly as engine RPM increases, transmitting power from 2–6.5 HP engines to the drive chain. It is built for common mini bike and small go-kart use, offering reliable engagement and simple maintenance when matched to the correct shaft size and chain type.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSmoother engagement at idle-to-throttle transitions\u003c\/li\u003e\n  \u003cli\u003eDesigned for 40\/41\/420 chain drive configurations\u003c\/li\u003e\n  \u003cli\u003eDurable tooth profile for routine recreational use\u003c\/li\u003e\n  \u003cli\u003eSimple replacement process for like-for-like clutches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow long will this clutch last and what maintenance does it need?\u003c\/h3\u003e\n\u003cp\u003eLongevity depends on riding conditions, maintenance, and correct installation. Regularly check oil level (if applicable), sprocket alignment, chain tension, and remove debris; replace if tooth wear or excessive wobble develops. Properly installed and maintained, it will provide consistent performance for typical recreational use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect chain and sprocket every few rides\u003c\/li\u003e\n  \u003cli\u003eTop up or change oil per initial lubrication guidance\u003c\/li\u003e\n  \u003cli\u003eReplace if teeth are visibly worn or clutch shows vibration\u003c\/li\u003e\n  \u003cli\u003eKeep mounting hardware tight and keyed shaft clean\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This QYMOTO 10-tooth centrifugal clutch is intended for owners, mechanics, and DIY enthusiasts who maintain Coleman CT200U, CT200U-EX, Axis 200, KT196 go-karts and similar small-engine platforms that use a 16mm straight keyed shaft. It suits riders seeking a straightforward replacement clutch compatible with 40\/41\/420 chain systems — provided your engine output shaft is the specified 16mm with a 3\/16\" keyway. If your model has a 3\/4\" or 5\/8\" bore, choose a different clutch size to ensure safe, reliable operation.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003ePackage includes: 1 x 10-tooth centrifugal clutch\u003c\/li\u003e\n  \u003cli\u003eImportant note: Verify shaft size before ordering\u003c\/li\u003e\n\u003c\/ul\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 this clutch compatible with Coleman CT200U models?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, if your CT200U has a 16mm straight keyed shaft with a 3\/16\" keyway; it is not compatible with 3\/4\" or 5\/8\" bore variants.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need to add oil before using the clutch?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Add oil to the clutch before the first use to ensure proper lubrication and engagement.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"QYMOTO","offers":[{"title":"Default Title","offer_id":48086160375966,"sku":"B0CHFKNJ92","price":48.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/qymoto-front-view-clutch.jpg?v=1785887567","url":"https:\/\/northtrailauto.ca\/products\/qymoto-16mm-bore-10-tooth-centrifugal-clutch-for-coleman-ct200u-axis-200-fits-16mm-keyed-shaft-40-41-420-chain-2-6-5-hp","provider":"North Trail Auto","version":"1.0","type":"link"}