{"product_id":"vortex-ck6379-gfra-go-fast-520-conversion-chain-and-sprocket-kit","title":"Vortex CK6379 GFRA Go Fast 520 Conversion Chain and Sprocket Kit","description":"OE Gearing: 16\/41. \u003cbr\u003eVortex Kit Gearing: 15\/41. \u003cbr\u003eChain Type\/Length: 520RV3-114.\u003cbr\u003e \u003cbr\u003e All Vortex Performance Links chain kits are ready to install and require no chain cutting. Vortex Performance Links chains are made in Japan to the highest quality specifications in the industry. SV3 Series chains feature a dual pocket sealing system resulting in up to 7 times longer wear life compared to standard o-ring chains. GFRA (Go Fast) 520 conversion kits with a lower gear ratio are available for most popular models for faster acceleration, aluminum and steel sprockets available. Compare OE gearing to Vortex kit gearing to verify gear ratio differences. Hardcoat aluminum rear sprocket. Gearing one down in front, stock rear.\u003cbr\u003e\u003cbr\u003eVehicle Fitment:\u003cbr\u003e\u003cbr\u003e2015-2019 Yamaha YZF-R1\u003cbr\u003e 2015-2019 Yamaha YZF-R1M","brand":"Vortex","offers":[{"title":"Default Title","offer_id":44192338051194,"sku":"5656765","price":321.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0004\/3312\/7455\/files\/4fa1376921890641ffc2be3368287f1e_58f16e23-b639-4e9e-bc86-31b836eb8450.jpg?v=1787105285","url":"https:\/\/www.powersportsuperstore.com\/products\/vortex-ck6379-gfra-go-fast-520-conversion-chain-and-sprocket-kit","provider":"Powersport Superstore","version":"1.0","type":"link"}