{"product_id":"jt-sprocket-alu-black-428-chain","title":"JT sprocket Alu black 428 chain","description":"\u003ch2\u003eJT sprocket Alu black 428 chain\u003c\/h2\u003e\u003cp\u003eThe JT sprocket Alu black 428 chain is a 47-tooth rear sprocket for 428-pitch chains, designed as a Racelite aluminium rear race sprocket for KTM 85 off-road models that use the JTA895.47BLK pattern. It replaces selected OEM rear sprockets on KTM 85 SX and related 85cc off-road variants where a JTA895 family rear sprocket is specified.\u003c\/p\u003e\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer part number:\u003c\/strong\u003e JTA895.47BLK\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting position:\u003c\/strong\u003e Rear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTooth count:\u003c\/strong\u003e 47\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain size:\u003c\/strong\u003e 428\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 7075-T6 Aluminium Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Black anodized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e Racelite Aluminium Rear Race Sprocket\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit:\u003c\/strong\u003e Each\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eService context\u003c\/h3\u003e\u003cp\u003eThis JT sprocket Alu black 428 chain suits riders setting up small off-road race motorcycles that require a 47-tooth, 428-pitch rear sprocket with the JTA895 pattern. Replace the rear sprocket when teeth show hooking, thinning, or when installing a new 428 chain and front sprocket to maintain consistent drivetrain wear.\u003c\/p\u003e\u003ch3\u003eInstallation notes\u003c\/h3\u003e\u003cp\u003eThe sprocket installs as a direct rear replacement on compatible KTM 85 off-road applications using the JTA895.47BLK fitment, reusing appropriate mounting hardware and alignment procedures.\u003c\/p\u003e\u003ch3\u003eWhat's included\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Rear sprocket JTA895.47BLK, single unit\u003c\/li\u003e\u003c\/ul\u003e","brand":"JT Sprockets","offers":[{"title":"T47","offer_id":54013579362647,"sku":"JTA895.47BLK","price":29.46,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/1936\/9047\/files\/Screenshot_2026-07-14_at_12.12.27.png?v=1784020421","url":"https:\/\/motosports24.com\/products\/jt-sprocket-alu-black-428-chain","provider":"Motosports","version":"1.0","type":"link"}