Vortex 255ZB-51 Rear Sprocket 51 Tooth 520 Pitch

The Vortex 255ZB-51 is a high-quality rear sprocket designed for 520 pitch chain applications. Constructed from heat-treated carbon steel with a zinc-plated finish, this sprocket delivers excellent durability and corrosion resistance for street and track use.

Key Features:

• 51 tooth configuration for optimized gearing
• 520 pitch chain compatibility
• Heat-treated carbon steel construction for maximum strength
• Zinc-plated finish resists corrosion and wear
• Computer-designed tooth profile ensures smooth chain engagement
• Manufactured to strict OEM tolerances

Vortex sprockets are precision-machined to exact specifications and undergo rigorous quality control testing. The zinc plating provides a protective barrier against the elements while maintaining an attractive silver finish. This sprocket offers an excellent balance of performance, durability, and value for both street riders and track enthusiasts.