The gearbox nut (Lower Unit Spanner Nut) Yamaha 688-45384-00 is of genuine (OEM) quality, designed for secure and stable fastening on the lower part of the outboard motor.

Replaces the OEM Part Numbers:

• 688-45384-00
• 688-45384-01
• 688-45384-02

It is suitable for engines 50HP / 60HP / 70HP / 75HP / 80HP / 85HP / 90HP / 100HP / 115HP / 130HP (Engine Position: Outboard), providing excellent fit and reliable operation in every marine use.