Vortex 525C-51 525 Pitch Steel Rear Sprocket 51 Tooth

The Vortex 525C-51 is a 51-tooth, 525-pitch steel rear sprocket engineered for high-performance street and track motorcycles. Built to Vortex Racing's exacting standards, this sprocket is manufactured from high-grade carbon steel and case-hardened for superior wear resistance and long service life.

Key Features:

• 525 Chain Pitch — compatible with standard 525-series drive chains
• 51 Teeth — provides increased low-end torque and acceleration over stock gearing
• Laser-cut carbon steel construction — delivers extended service life compared to aluminum sprockets
• Case-hardened teeth — maximizes durability under demanding riding conditions
• Electroplated satin black finish — provides corrosion resistance
• Drilled lightening holes on most applications for reduced rotating mass
• Manufactured to tight tolerances for precise chain engagement and smooth power delivery

Vortex Racing is a U.S.-based manufacturer with a proven track record in Supercross, Road Racing, Flat Track, and Motocross. Their components are tested with direct feedback from top professional race teams worldwide, ensuring race-level quality for every rider.