Vortex 202ZR-57 Silver 57-Tooth 520 Aluminum Rear Sprocket

The Vortex 202ZR-57 is a silver, 57-tooth, 520-pitch aluminum rear sprocket engineered for serious street and track riders. Machined from a specially formulated aluminum alloy to Vortex's exacting specifications, it delivers an ideal combination of low rotating mass and long service life.

Key Features:

• 57 Teeth — high tooth count for increased low-end torque and acceleration
• 520 Pitch — compatible with standard 520 chain systems
• Silver (ZR) Finish — natural silver anodized aluminum appearance
• Lightweight Aluminum Construction — reduces rotating mass to improve throttle response and overall performance
• Vortex Patented Unique Tooth Design — promotes optimal chain engagement and release, extending sprocket longevity
• Specially Formulated Alloy — manufactured per Vortex's proprietary material specifications for strength and durability
• 100% CNC Manufactured in the USA — precision machined to tightest tolerances for consistent fitment

Vortex Racing is a U.S.-based manufacturer trusted by professional race teams worldwide across Motocross, Supercross, Road Racing, and Flat Track disciplines. The 202ZR-57 rear sprocket is a direct-replacement performance upgrade for riders seeking race-proven drivetrain components.