Description
A properly sized rear sprocket is fundamental to optimizing your BMW’s acceleration, top-end speed, and overall drivetrain efficiency. The MOOSE OFFROAD 42-tooth sprocket delivers the precision engineering and durability you need for consistent, reliable performance whether you’re pushing hard on the track or tackling challenging terrain. CNC-machined from premium C45 high-carbon steel, this sprocket resists wear and maintains its geometry under demanding conditions.
- 42-tooth configuration
- C45 high-carbon steel
- CNC precision-machined
- Tight tolerances guaranteed
- Lightening holes integrated
- Bright zinc-plated finish
- BMW-specific fitment
- Bolt-on installation
- MPN: 1210-003-42-ST






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