{"product_id":"420-106-drive-chain-for-yamaha-mx80-1980-1982-mx-80-dirt-bike","title":"420-106 Drive Chain for Yamaha MX80 1980-1982 MX 80 Dirt Bike","description":"\u003ch2\u003eDrive Chain for Yamaha MX80\u003c\/h2\u003e\u003cp\u003eThis 420-106 drive chain is a direct replacement roller chain built to transfer power from the countershaft sprocket to the rear wheel sprocket on vintage Yamaha MX80 machines.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThis 420-106 drive chain keeps the drivetrain of a Yamaha MX80 turning with a clean, consistent link-up between front and rear sprockets. Riders restoring or maintaining an older MX80 will find this drive chain suited to trail and motocross duty. It is a practical replacement part for anyone who needs a fresh chain on a bike that still earns its keep.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e420 pitch chain sized for smaller-displacement minibike and motocross drivetrains\u003c\/li\u003e\n\u003cli\u003e106 link length matches the factory chain run on the MX80\u003c\/li\u003e\n\u003cli\u003eRoller link design rolls smoothly over sprocket teeth to reduce drag\u003c\/li\u003e\n\u003cli\u003eSteel construction resists stretch under normal riding loads\u003c\/li\u003e\n\u003cli\u003ePre-sized length simplifies installation without heavy cutting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003efor Yamaha MX80 1980\u003c\/li\u003e\n\u003cli\u003efor Yamaha MX80 1981\u003c\/li\u003e\n\u003cli\u003efor Yamaha MX80 1982\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eTrail riding on vintage two-stroke minibikes\u003c\/li\u003e\n\u003cli\u003eMotocross practice on older MX80 machines\u003c\/li\u003e\n\u003cli\u003eRestoration projects bringing a 1980s Yamaha back to rideable condition\u003c\/li\u003e\n\u003cli\u003eRoutine drivetrain maintenance and chain replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChain Pitch\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLink Count\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e106\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e420-106\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e How do I know when the drive chain needs replacing? \u003cstrong\u003eA:\u003c\/strong\u003e Check for stretched links, kinks, or teeth that no longer sit evenly in the sprocket. A worn chain that cannot be adjusted to proper tension should be replaced.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this chain come ready to install? \u003cstrong\u003eA:\u003c\/strong\u003e The chain is sized at 106 links to match the MX80 chain run, so it installs with the appropriate master link and tension adjustment. Confirm your sprocket sizes and chain length before ordering.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":51149365772374,"sku":"OO1C30640","price":27.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/s-l1600_fa3b5aff-623f-46fe-8b48-f3a5f0ffdaba.jpg?v=1794570684","url":"https:\/\/www.solidspare.com\/products\/420-106-drive-chain-for-yamaha-mx80-1980-1982-mx-80-dirt-bike","provider":"Solid Spare","version":"1.0","type":"link"}