Fuller Hotrods OSK0031 Output Shaft Kit Countershaft Seal Repair Kit

The Fuller Hotrods OSK0031 Output Shaft Kit is a complete, all-in-one solution for repairing a leaking countershaft seal on powersports engines. Rather than sourcing individual components separately, this kit bundles everything needed for a proper, lasting repair into one convenient package.

Kit Includes:

• Countershaft seal — replaces the leaking OEM seal at the source
• Countershaft bushing — restores proper fit and reduces wear around the shaft
• O-rings — ensures a leak-free reassembly at all critical sealing points
• Sprocket nut washer (where applicable) — provides a complete restoration of the output shaft area

Note: This kit does not include water pump bearings or transmission bearings.

Engineered to OEM specifications, the OSK0031 simplifies the repair process and helps prevent recurring leaks, making it an ideal choice for both professional technicians and experienced DIY mechanics.