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Vortex Racing V4 43 Tooth 530 Rear Sprocket - Black

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.
  • Excellent concentricity for smooth, quiet operation and efficient power transfer
  • Precision-machined from high-strength 7075-T6 aluminum
  • 10-15% Lighter than CAT5
  • Manufactured in the USA

Upgrade your motorcycle’s final-drive performance with the Vortex Racing V4 43-Tooth 530 Rear Sprocket, part number vtx840ZKV4-43. Developed as the next generation of the proven Vortex CAT5 platform, the V4 sprocket features a lighter, more aggressive design that helps reduce rotating mass. Lower rotating weight can contribute to quicker acceleration, sharper throttle response, improved handling, and greater overall agility for street riding, track use, and performance applications.


  • Excellent concentricity promotes smooth, quiet operation and efficient power transfer

  • Precision-machined from high-strength 7075-T6 aluminum for durability and dependable performance

  • 10-15% lighter than the Vortex CAT5 sprocket design

  • Black finish provides a clean, performance-focused appearance

  • Manufactured in the USA


The Vortex Racing V4 rear sprocket is engineered for riders who want responsive drivetrain performance without unnecessary weight. Its precision manufacturing helps maintain consistent chain engagement and smooth operation, while the 43-tooth configuration provides a practical gearing option for compatible motorcycle applications using a 530 chain. The high-strength aluminum construction balances lightweight performance with the durability required for demanding street and track environments.
Designed for straightforward installation on compatible motorcycles, this Vortex Racing sprocket is a dependable replacement or performance upgrade for worn or heavier original equipment components. Confirm your motorcycle’s fitment, chain size, tooth count, and required gearing before installation. For best results, inspect the chain and front sprocket at the same time and replace worn drivetrain components as needed.

Features:

  • 43-tooth rear sprocket designed for compatible 530 chain applications
  • V4 design reduces rotating mass compared with the CAT5 platform
  • Excellent concentricity supports smooth, quiet operation
  • Efficient power transfer for responsive drivetrain performance
  • Precision-machined from high-strength 7075-T6 aluminum
  • 10-15% lighter than the Vortex CAT5 sprocket design
  • Black finish
  • Manufactured in the USA