Upgrade your motorcycle’s final-drive performance with the Vortex Racing V4 43-tooth 520 rear sprocket, part number VTX435ZKV4-43. Designed for street riding, track use, and other performance applications, this black aluminum sprocket builds on Vortex Racing’s proven CAT5 platform with a lighter, more aggressive profile. Reduced rotating mass helps improve acceleration, throttle response, handling, and overall motorcycle agility.
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