{"product_id":"40-41-420-chain-sprocket-40t-tooth-mini-bike-sprocket-40mm-bore-fit-for","title":"40\/41\/420 Chain Sprocket 40T Tooth Mini Bike Sprocket 40mm bore fit for","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis aftermarket replacement chain sprocket is intended for mini bike applications using the 40\/41\/420 chain designation. It has a 40T Tooth specification and a 40mm bore.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAftermarket replacement chain sprocket\u003c\/li\u003e\n\u003cli\u003e40\/41\/420 chain designation\u003c\/li\u003e\n\u003cli\u003e40T Tooth specification\u003c\/li\u003e\n\u003cli\u003e40mm bore\u003c\/li\u003e\n\u003cli\u003eMini bike application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFor 40\/41\/420 chain applications\u003c\/li\u003e\n\u003cli\u003eFor mini bike applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProduct Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e Chain sprocket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain Designation:\u003c\/strong\u003e 40\/41\/420\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTooth Count:\u003c\/strong\u003e 40T Tooth\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore:\u003c\/strong\u003e 40mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Mini bike\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What is this chain sprocket used for? \u003cstrong\u003eA:\u003c\/strong\u003e It is used as a replacement sprocket for mini bike applications using the listed chain designation.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How should I verify fitment before purchase? \u003cstrong\u003eA:\u003c\/strong\u003e Confirm the required chain size, 40T Tooth count, 40mm bore, and mini bike application before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an aftermarket replacement part for the referenced application and is not represented as genuine or original equipment. Compatibility may vary by model, production date, serial number, or existing part number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"RivetOak","offers":[{"title":"Default Title","offer_id":49123933356132,"sku":"LL1B10836","price":67.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0804\/6647\/7156\/files\/s-l1600_bb2efb14-6ce3-4b7c-8b94-3b7ccb7c9c2d.jpg?v=1789145594","url":"https:\/\/www.rivetoak.com\/products\/40-41-420-chain-sprocket-40t-tooth-mini-bike-sprocket-40mm-bore-fit-for","provider":"RivetOak","version":"1.0","type":"link"}