Description
A worn countershaft sprocket seal compromises engine reliability and invites contamination into your drivetrain—exactly what you can’t afford in racing or high-mileage riding. This MOOSE RACING kit delivers OEM-quality sealing with upgraded components and domestic manufacturing, restoring your countershaft to factory specifications. Install it now and eliminate the risk of premature wear.
- Hardened steel bushing
- Upgraded seal design
- O-ring included
- Snap ring/lock washer
- Made in U.S.A.
- Direct Yamaha fitment
- Bolt-on installation
- MPN: 25-4031






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