Description
A quality mainshaft O-ring seal is critical to maintaining shift quality and preventing fluid leakage in your 5-speed transmission. The JAMES GASKET mainshaft O-ring is engineered to OEM specifications, ensuring reliable sealing under high-RPM conditions and extended track use. Direct replacement fitment makes installation straightforward—bolt-on simplicity without fabrication.
- Mainshaft 5-speed application
- OEM-equivalent seal design
- Prevents transmission fluid leakage
- Made in the U.S.A.
- Bolt-on installation
- MPN: JGI-11162









