{"product_id":"vortex-racing-v4-45-tooth-525-rear-sprocket-black-3","title":"Vortex Racing V4 45 Tooth 525 Rear Sprocket - Black","description":"The next generation of Vortex aluminum rear sprockets, V4 builds on the long-running CAT5 sprocket platform with a lighter, more aggressive design. Reduced rotating mass improves acceleration, throttle response, handling, and overallagility. Ideal for street, track, and performance applications.\n\u003cul\u003e\n  \u003cli\u003eExcellent concentricity for smooth, quiet operation and efficient power transfer\u003c\/li\u003e\n  \u003cli\u003ePrecision-machined from high-strength 7075-T6 aluminum\u003c\/li\u003e\n  \u003cli\u003e10-15% Lighter than CAT5\u003c\/li\u003e\n  \u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrade your motorcycle’s drivetrain with the Vortex Racing V4 45-tooth 525 rear sprocket, part number vtx195ZKV4-45. Developed from the proven Vortex CAT5 platform, the V4 features a lighter, more aggressive design that helps reduce rotating mass. The result is improved acceleration, sharper throttle response, enhanced handling, and greater overall agility for street, track, and performance riding applications.\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cbr\u003e  \u003cli\u003eExcellent concentricity promotes smooth, quiet operation and efficient power transfer\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003ePrecision-machined from high-strength 7075-T6 aluminum for dependable performance\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003e10–15% lighter than the previous CAT5 design to help reduce rotating weight\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eBlack finish provides a clean, performance-oriented appearance\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003eDesigned for use with 525 chain systems, this Vortex Racing rear sprocket delivers the precision and durability expected from a performance-focused drivetrain component. Its accurately machined tooth profile supports consistent chain engagement, while the lightweight aluminum construction helps optimize handling and responsiveness without sacrificing strength for demanding riding conditions. The V4 is an excellent choice for riders seeking a direct performance upgrade for both road and track motorcycles.\u003cbr\u003eThis Vortex Racing V4 rear sprocket fits 2013–2019 BMW S1000RR models. Confirm your motorcycle’s year, chain size, tooth count, and drivetrain specifications before installation. Professional installation is recommended, and the chain and front sprocket should be inspected whenever the rear sprocket is replaced to help ensure proper alignment and reliable operation.\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e45-tooth rear sprocket for 525 chain applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eVortex Racing V4 design based on the proven CAT5 platform\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e10–15% lighter than CAT5 to reduce rotating mass\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecision-machined 7075-T6 aluminum construction\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExcellent concentricity for smooth, quiet operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eEfficient power transfer and improved drivetrain response\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eBlack finish\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured in the USA\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFits 2013–2019 BMW S1000RR models\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nBMW S1000RR Base 2013\u003cbr\u003e\nBMW S1000RR Base 2014\u003cbr\u003e\nBMW S1000RR Base 2015\u003cbr\u003e\nBMW S1000RR Base 2016\u003cbr\u003e\nBMW S1000RR Base 2017\u003cbr\u003e\nBMW S1000RR Base 2018\u003cbr\u003e\nBMW S1000RR Base 2019","brand":"Vortex Racing","offers":[{"title":"Default Title","offer_id":67598539784508,"sku":"vtx195ZKV4-45","price":98.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/7d08cc7e82f75e98c8dd04025f3b4eceL_e94d1082-4552-40e2-b690-a04b1345c000.jpg?v=1790651047","url":"https:\/\/necycleshop.com\/products\/vortex-racing-v4-45-tooth-525-rear-sprocket-black-3","provider":"NE Cycle Shop","version":"1.0","type":"link"}