{"product_id":"vortex-racing-v4-43-tooth-520-rear-sprocket-black-10","title":"Vortex Racing V4 43 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 final-drive performance with the Vortex Racing V4 43-tooth 520 rear sprocket, part number vtx452AZKV4-43. 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 helps improve acceleration, throttle response, handling, and overall agility for street, track, and performance 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 durable, reliable performance.\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eApproximately 10–15% lighter than the previous CAT5 design to help reduce unsprung and rotating weight.\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eManufactured in the USA to Vortex Racing quality standards.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003eThe black finish provides a clean, performance-focused appearance while the 43-tooth configuration supports precise gearing setup for compatible motorcycles using a 520 chain. This Vortex Racing sprocket is engineered for riders who want responsive power delivery and dependable operation without adding unnecessary weight. Its accurate machining and consistent construction help maintain proper chain engagement and efficient transfer of engine power through the rear wheel.\u003cbr\u003eDesigned for select Kawasaki Ninja ZX-7R and ZX-7RR models, the Vortex Racing V4 rear sprocket is compatible with 1996–1998 Kawasaki ZX750 Ninja ZX-7R and ZX-7RR motorcycles, as well as 1999–2003 Kawasaki ZX750 Ninja ZX-7R models. Verify your motorcycle’s year, model, chain size, tooth count, and original-equipment specifications before installation.\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e43-tooth 520 rear sprocket for compatible motorcycle drivetrains\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eV4 design with a lighter, more aggressive profile than the CAT5 platform\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\u003eApproximately 10–15% lighter than the CAT5 sprocket\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eExcellent concentricity for smooth and quiet operation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSupports efficient power transfer, acceleration, and throttle 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 select 1996–2003 Kawasaki ZX750 Ninja ZX-7R models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFits select 1996–1998 Kawasaki ZX750 Ninja ZX-7RR models\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nKawasaki KLZ1000 Versys LT Base 2015\u003cbr\u003e\nKawasaki KLZ1000 Versys LT Base 2016\u003cbr\u003e\nKawasaki KLZ1000 Versys LT Base 2017\u003cbr\u003e\nKawasaki KLZ1000 Versys LT Base 2018\u003cbr\u003e\nKawasaki KLZ1000 Versys SE LT+ Base 2019\u003cbr\u003e\nKawasaki KLZ1000 Versys SE LT+ Base 2020\u003cbr\u003e\nKawasaki KLZ1000 Versys SE LT+ Base 2021\u003cbr\u003e\nKawasaki KLZ1000 Versys SE LT+ Base 2022\u003cbr\u003e\nKawasaki KLZ1000 Versys SE LT+ Base 2023\u003cbr\u003e\nKawasaki Z1000 Base 2010\u003cbr\u003e\nKawasaki Z1000 Base 2011\u003cbr\u003e\nKawasaki Z1000 Base 2012\u003cbr\u003e\nKawasaki Z750 Base 2004\u003cbr\u003e\nKawasaki Z750 Base 2005\u003cbr\u003e\nKawasaki Z750 Base 2006\u003cbr\u003e\nKawasaki Z750 Base 2007\u003cbr\u003e\nKawasaki Z750 Base 2008\u003cbr\u003e\nKawasaki Z750 Base 2009\u003cbr\u003e\nKawasaki Z750 Base 2010\u003cbr\u003e\nKawasaki Z750 Base 2011\u003cbr\u003e\nKawasaki Z750R Base 2011\u003cbr\u003e\nKawasaki Z750S Base 2005\u003cbr\u003e\nKawasaki Z750S Base 2006\u003cbr\u003e\nKawasaki ZR1000 Z1000 ABS Base 2014\u003cbr\u003e\nKawasaki ZR1000 Z1000 ABS Base 2015\u003cbr\u003e\nKawasaki ZR1000 Z1000 ABS Base 2016\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2007\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2008\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2009\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2010\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2011\u003cbr\u003e\nKawasaki ZX600 Ninja ZX-6R Base 2012\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2005\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2006\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2013\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2014\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2015\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2016\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2017\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2018\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2019\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2020\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2021\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2022\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2023\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2024\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2025\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R Base 2026\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R 30th Anniversary Base 2015\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R 40th Anniversary Edition ABS Base 2024\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2013\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2014\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2015\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2016\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2017\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2018\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2019\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2020\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2023\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2024\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2025\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS Base 2026\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS 30th Anniversary Base 2015\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2016\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2017\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2018\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2019\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2020\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2021\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2022\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2023\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2024\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R ABS KRT Edition Base 2025\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2016\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2017\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2018\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2022\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2023\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2024\u003cbr\u003e\nKawasaki ZX636 Ninja ZX-6R KRT Edition Base 2025\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 1996\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 1997\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 1998\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 1999\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 2000\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 2001\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 2002\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7R Base 2003\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7RR Base 1996\u003cbr\u003e\nKawasaki ZX750 Ninja ZX-7RR Base 1997","brand":"Vortex Racing","offers":[{"title":"Default Title","offer_id":67598559609148,"sku":"vtx452AZKV4-43","price":92.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/7d08cc7e82f75e98c8dd04025f3b4eceL_dd77e89b-0388-4962-bf8d-2995e0f8ecb1.jpg?v=1790651639","url":"https:\/\/necycleshop.com\/products\/vortex-racing-v4-43-tooth-520-rear-sprocket-black-10","provider":"NE Cycle Shop","version":"1.0","type":"link"}