Description
A worn or undersized rear sprocket limits your engine’s ability to transfer power efficiently to the wheel, causing sluggish acceleration and increased drivetrain wear. The SUPERSPROX 40-tooth steel sprocket combines race-proven durability with a lightweight design to restore responsive power delivery while extending the life of your entire drivetrain. Built to exacting tolerances with a premium anti-corrosion finish, this sprocket performs on the track and holds up on the street.
- Material: High-grade steel
- Tooth Count: 40-tooth
- Finish: 2XZINK black anti-corrosion
- Manufacturing: CNC-laser cut
- Design: CAD-engineered precision fit
- Weight: Lightweight construction
- Application: Street and off-road
- Installation: Bolt-on replacement
- MPN: RFE-853-40-BLK
- Durability: Race-track developed









