Vortex 151-57 Silver 57-Tooth Aluminum Rear Sprocket 420 Pitch

The Vortex 151-57 is a lightweight, high-performance aluminum rear sprocket featuring a 57-tooth count and 420 pitch chain compatibility. Finished in a distinctive silver anodized color, this sprocket is engineered as a premium replacement for stock steel units, delivering reduced rotational mass and improved throttle response.

Vortex sprockets are 100% CNC-manufactured using a specially formulated aluminum alloy and feature a patented tooth profile designed to extend sprocket and chain life. The precision-machined construction ensures accurate fitment and minimized drivetrain wear over time.

Key Features:

• 57-Tooth rear sprocket for increased low-end acceleration and off-road performance tuning
• 420 pitch chain compatibility
• Lightweight aluminum construction reduces rotating mass for improved throttle response
• Vortex patented tooth design for extended sprocket and chain longevity
• Silver anodized finish for corrosion resistance and clean aesthetics
• 100% CNC-machined in the USA for precise, consistent fitment

The Vortex 151-57 rear sprocket is an ideal upgrade for riders seeking optimized gearing, reduced drivetrain weight, and lasting durability. It is a direct replacement designed to bolt on without modification.