Vortex 823CZB-51 CAT5 Rear Sprocket 51 Tooth 520 Pitch Black Zinc

The Vortex 823CZB-51 is a high-performance CAT5 rear sprocket designed for serious riders who demand durability and precision. This 51-tooth sprocket features 520 pitch sizing, making it compatible with lightweight 520 conversion setups popular in racing and sport riding applications.

Key Features:

• 51-tooth count for customizable gearing ratios
• 520 pitch design reduces rotating mass and improves acceleration
• Black zinc plating provides enhanced corrosion resistance
• CNC-machined from high-quality steel construction
• CAT5 hardened tooth profile extends sprocket life
• Manufactured in the USA to strict Vortex specifications
• Unique tooth design increases sprocket longevity

Vortex Racing has been manufacturing premium motorcycle drivetrain components since 1995. Their CAT5 sprockets feature specially hardened teeth that maintain strength while resisting wear over thousands of miles. The black zinc finish not only looks great but also provides superior protection against the elements compared to standard finishes.