- ring gear bearing housing nuts
- ring gear bearing housing bolts
Note: Working in a crisscross pattern, loosen each bolts and nuts 1 /4 of a turn. After all of the bolts and nuts are fully loosened, and remove them.
2. Remove:
- self-locking nut
- gear coupling (with the special tool (1))
![](https://motoinstruction.ru/img/yamaha/16/122563.jpg)
- Coupling gear/middle shaft tool: 90890-01229
3. Remove: bearing retainer (2) (with the special tool (3))
![](https://motoinstruction.ru/img/yamaha/16/122564.jpg)
- Bearing retainer wrench: 90890-04077
Caution! The bearing retainer has left-hand threads. To loosen the bearing retainer, turn it clockwise.
4. Remove: final drive pinion gear (with the special tools)
- Crankshaft installer bolt adapter (1): 90890-01277
- Armature shock puller (2): 90890-01290
- Weight (3): 90890-01291
![](https://motoinstruction.ru/img/yamaha/16/122565.jpg)
Warning! Always use new bearings.
Caution! The final drive pinion gear should only be removed if ring gear replacement is necessary.