{"product_id":"vortex-racing-v4-45-tooth-520-rear-sprocket-black-9","title":"Vortex Racing V4 45 Tooth 520 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 520 rear sprocket, part number vtx435ZKV4-45. Designed as the next generation of Vortex aluminum rear sprockets, the V4 builds on the proven CAT5 platform with a lighter, more aggressive profile. Reduced rotating mass can help improve acceleration, throttle response, handling, and overall agility for street riding, track use, and other performance applications.\u003cbr\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cbr\u003e  \u003cli\u003eExcellent concentricity supports smooth, quiet operation and efficient power transfer\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003ePrecision-machined from high-strength 7075-T6 aluminum\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003e10–15% lighter than the previous CAT5 design\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eBlack finish for a clean, performance-focused appearance\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003eThis Vortex Racing V4 sprocket uses a 520 chain size and a 45-tooth configuration to provide a performance-oriented final-drive option. Its precision-machined construction is engineered to maintain consistent chain engagement while helping reduce unnecessary drivetrain weight. The result is a durable, responsive sprocket suited to riders who want dependable power transfer without the added mass of a conventional steel component.\u003cp\u003eThe vtx435ZKV4-45 fits select Yamaha sport motorcycles, including the 2004–2008 YZF-R1, 2006 YZF-R1 LE, 2006 YZF-R6, 2006 YZF-R6S, 2007 YZF-R6, and 2007 YZF-R6S. Confirm your motorcycle’s year, model, chain size, tooth count, and required mounting specifications before installation. Professional installation is recommended to ensure correct alignment, chain tension, and final-drive setup.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e45-tooth rear sprocket designed for 520 chain applications\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003ePrecision-machined from high-strength 7075-T6 aluminum\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e10–15% lighter than the Vortex CAT5 sprocket design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReduced rotating mass may improve acceleration, throttle response, handling, and agility\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExcellent concentricity for smooth, quiet operation and efficient power transfer\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAggressive V4 profile for street, track, and performance applications\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 select 2004–2008 Yamaha YZF-R1, YZF-R6, and YZF-R6S models\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nSuzuki GSX-R1000 Base 2010\u003cbr\u003e\nSuzuki GSX-R1000 Base 2011\u003cbr\u003e\nSuzuki GSX-R1000 Base 2012\u003cbr\u003e\nSuzuki GSX-R1000 Base 2013\u003cbr\u003e\nSuzuki GSX-R1000 Base 2017\u003cbr\u003e\nSuzuki GSX-R1000 Base 2018\u003cbr\u003e\nSuzuki GSX-R1000 Base 2020\u003cbr\u003e\nSuzuki GSX-R1000 Base 2021\u003cbr\u003e\nSuzuki GSX-R1000 1 Million C.E. Base 2013\u003cbr\u003e\nSuzuki GSX-R1000 ABS Base 2017\u003cbr\u003e\nSuzuki GSX-R1000 ABS Base 2018\u003cbr\u003e\nSuzuki GSX-R1000R Base 2017\u003cbr\u003e\nSuzuki GSX-R1000R Base 2018\u003cbr\u003e\nSuzuki GSX-R1000R Base 2019\u003cbr\u003e\nSuzuki GSX-R1000R Base 2020\u003cbr\u003e\nSuzuki GSX-R1000R Base 2021\u003cbr\u003e\nSuzuki GSX-R1000R Base 2022\u003cbr\u003e\nSuzuki GSX-R1000R Base 2023\u003cbr\u003e\nSuzuki GSX-R1000R Base 2024\u003cbr\u003e\nSuzuki GSX-R1000R Base 2025\u003cbr\u003e\nSuzuki GSX-R1000R 100th Anniversary Edition Base 2021\u003cbr\u003e\nSuzuki GSX-R1000RZ Base 2022\u003cbr\u003e\nSuzuki GSX-R1000RZ Base 2023\u003cbr\u003e\nSuzuki GSX-R1000RZ Base 2024\u003cbr\u003e\nSuzuki GSX-R1000RZ Base 2025\u003cbr\u003e\nSuzuki GSX-R1000X Base 2019\u003cbr\u003e\nSuzuki GSX-R750 Base 2011\u003cbr\u003e\nSuzuki GSX-R750 Base 2012\u003cbr\u003e\nSuzuki GSX-R750 Base 2013\u003cbr\u003e\nSuzuki GSX-R750 Base 2014\u003cbr\u003e\nSuzuki GSX-R750 Base 2015\u003cbr\u003e\nSuzuki GSX-R750 Base 2016\u003cbr\u003e\nSuzuki GSX-R750 Base 2017\u003cbr\u003e\nSuzuki GSX-R750 50th Ann. Edition Base 2014\u003cbr\u003e\nYamaha FJ-09 Base 2016\u003cbr\u003e\nYamaha FJ-09 Base 2017\u003cbr\u003e\nYamaha FZ-09 Base 2014\u003cbr\u003e\nYamaha FZ-09 Base 2015\u003cbr\u003e\nYamaha FZ-09 Base 2016\u003cbr\u003e\nYamaha FZ-09 Base 2017\u003cbr\u003e\nYamaha MT-09 Base 2018\u003cbr\u003e\nYamaha MT-09 Base 2019\u003cbr\u003e\nYamaha MT-09 Base 2020\u003cbr\u003e\nYamaha Tracer 900 Base 2019\u003cbr\u003e\nYamaha Tracer 900 GT Base 2019\u003cbr\u003e\nYamaha Tracer 900 GT Base 2020\u003cbr\u003e\nYamaha XSR900 Base 2016\u003cbr\u003e\nYamaha XSR900 Base 2017\u003cbr\u003e\nYamaha XSR900 Base 2018\u003cbr\u003e\nYamaha XSR900 Base 2019\u003cbr\u003e\nYamaha XSR900 Base 2020\u003cbr\u003e\nYamaha XSR900 Base 2021\u003cbr\u003e\nYamaha YZF-R1 Base 2004\u003cbr\u003e\nYamaha YZF-R1 Base 2005\u003cbr\u003e\nYamaha YZF-R1 Base 2006\u003cbr\u003e\nYamaha YZF-R1 Base 2007\u003cbr\u003e\nYamaha YZF-R1 Base 2008\u003cbr\u003e\nYamaha YZF-R1 Base 2026\u003cbr\u003e\nYamaha YZF-R1 LE Base 2006\u003cbr\u003e\nYamaha YZF-R1M Base 2026\u003cbr\u003e\nYamaha YZF-R6 Base 2006\u003cbr\u003e\nYamaha YZF-R6 Base 2007\u003cbr\u003e\nYamaha YZF-R6 Base 2008\u003cbr\u003e\nYamaha YZF-R6 Base 2009\u003cbr\u003e\nYamaha YZF-R6 Base 2010\u003cbr\u003e\nYamaha YZF-R6 Base 2011\u003cbr\u003e\nYamaha YZF-R6 Base 2012\u003cbr\u003e\nYamaha YZF-R6 Base 2013\u003cbr\u003e\nYamaha YZF-R6 Base 2014\u003cbr\u003e\nYamaha YZF-R6 Base 2015\u003cbr\u003e\nYamaha YZF-R6 Base 2016\u003cbr\u003e\nYamaha YZF-R6 Base 2017\u003cbr\u003e\nYamaha YZF-R6 Base 2018\u003cbr\u003e\nYamaha YZF-R6 Base 2019\u003cbr\u003e\nYamaha YZF-R6 Base 2020\u003cbr\u003e\nYamaha YZF-R6S Base 2006\u003cbr\u003e\nYamaha YZF-R6S Base 2007\u003cbr\u003e\nYamaha YZF-R6S Base 2008\u003cbr\u003e\nYamaha YZF-R6S Base 2009","brand":"Vortex Racing","offers":[{"title":"Default Title","offer_id":67598547288380,"sku":"vtx435ZKV4-45","price":92.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/7d08cc7e82f75e98c8dd04025f3b4eceL_8434ceca-7bb2-4a2d-8ec2-5d80a5fee539.jpg?v=1790651470","url":"https:\/\/necycleshop.com\/products\/vortex-racing-v4-45-tooth-520-rear-sprocket-black-9","provider":"NE Cycle Shop","version":"1.0","type":"link"}