Vortex Racing V4 45 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 45-tooth 530 rear sprocket, part number vtx452ZKV4-45. 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.

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


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


• 10-15% lighter than the previous CAT5 design to help reduce unsprung and rotating weight


• Manufactured in the USA to Vortex Racing quality standards

The black finish provides a clean, performance-focused appearance while the precision-machined construction is engineered for reliable chain engagement and consistent operation. The 45-tooth configuration is designed for compatible 530 chain applications and offers a practical gearing option for riders seeking responsive power delivery. Always verify the required tooth count, chain size, bolt pattern, and motorcycle fitment before installation.
This Vortex Racing rear sprocket fits select Kawasaki applications, including the 1991-1992 ZX750 Ninja ZX-7 and ZX-7R, 2009 EX650 Ninja 650R, and 2016 ZR800 Z800 ABS. It is intended as a direct replacement or performance upgrade for compatible motorcycles. Professional installation and inspection of the complete chain-and-sprocket system are recommended to help ensure proper alignment, correct tension, and safe operation.

Features:

• 45-tooth rear sprocket for compatible 530 chain applications

• Precision-machined 7075-T6 aluminum construction

• 10-15% lighter than the Vortex CAT5 design

• Reduced rotating mass for improved acceleration and throttle response

• Excellent concentricity for smooth, quiet operation

• Efficient power transfer for street, track, and performance riding

• Black finish

• Manufactured in the USA

Fitment:
Kawasaki EX650 Ninja 650R Base 2009
Kawasaki ZR800 Z800 ABS Base 2016
Kawasaki ZX750 Ninja ZX-7 Base 1991
Kawasaki ZX750 Ninja ZX-7 Base 1992
Kawasaki ZX750 Ninja ZX-7R Base 1991
Kawasaki ZX750 Ninja ZX-7R Base 1992