{"product_id":"vortex-racing-v4-43-tooth-525-rear-sprocket-black-1","title":"Vortex Racing V4 43 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 final-drive performance with the Vortex Racing V4 43-Tooth 525 Rear Sprocket, part number vtx642CZKV4-43. 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 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 for durability and dependable performance\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003e10–15% lighter than the Vortex CAT5 sprocket design\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003e43-tooth configuration for 525 chain applications\u003c\/li\u003e\n\u003cbr\u003e  \u003cli\u003eManufactured in the USA\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003eThe Vortex Racing V4 rear sprocket is engineered for riders who want responsive power delivery without unnecessary rotating weight. Its precision-machined aluminum construction combines strength with a performance-focused design, helping reduce drivetrain mass while maintaining the dependable fit and operation expected from Vortex Racing components. The black finish adds a clean, race-inspired appearance to your motorcycle’s drivetrain.\u003cbr\u003eBefore installation, verify chain size, tooth count, mounting pattern, and motorcycle compatibility. Sprocket selection can affect gearing, acceleration, cruising speed, and engine operating range, so confirm that the 43-tooth configuration suits your riding needs and existing front sprocket and chain setup. Install according to the motorcycle manufacturer’s service procedures and inspect the chain and related drivetrain components during installation.\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e43-tooth rear sprocket for 525 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 design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eReduced rotating mass helps 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\u003eBlack finish with an aggressive performance-oriented design\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eManufactured in the USA\u003c\/li\u003e\u003c\/ul\u003e","brand":"Vortex Racing","offers":[{"title":"Default Title","offer_id":67598400946492,"sku":"vtx642CZKV4-43","price":98.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1865\/9007\/files\/7d08cc7e82f75e98c8dd04025f3b4eceL_c4c0706a-7c78-4e4c-804a-07f90f1d6e20.jpg?v=1790647019","url":"https:\/\/necycleshop.com\/products\/vortex-racing-v4-43-tooth-525-rear-sprocket-black-1","provider":"NE Cycle Shop","version":"1.0","type":"link"}