- Bearing "1"
- Oil delivery pipe 2 "2"
- O-rings New
Oil delivery pipe 2 bolt 10 Nm (1.0 m·kgf, 7.2 ft·lbf) LOCTITE®.
Face the seal side of the bearing to the outside and install it close to the right side end of the crankcase.
![](https://motoinstruction.ru/img/yamaha/20/126808.jpg)
2. Install:
- Main axle assembly "1"
Bearing housing bolt 12 Nm (1.2 m·kgf, 8.7 ft·lbf) LOCTITE®.
![](https://motoinstruction.ru/img/yamaha/20/126809.jpg)
3. Install:
- Shift fork-C "1"
- Shift drum assembly "2"
- Shift fork guide bar "3"
- The embossed marks on the shift forks should face towards the right side of the engine and be in the following sequence: "R", "C", "L".
- Carefully position the shift forks so that they are installed correctly into the transmission gears.
- Install shift fork-C into the groove "a" in the 3rd and 4th pinion gear on the main axle.
![](https://motoinstruction.ru/img/yamaha/20/126810.jpg)
4. Install:
- Shift fork-R "1"
- Shift fork-L "2"
- Shift fork guide bar
- Springs
- Shift drum retainers "3"
- Bearing
- Oil seal
- Circlip "4" New
- Drive axle assembly "5"
Shift drum retainer bolt 10 Nm (1.0 m·kg, 7.2 ft·lb) LOCTITE®.
- Install shift fork-R into the groove "a" in the 5th wheel gear and shift fork-L into the groove "b" in the 6th wheel gear on the drive axle.
- Install the shift drum retainer with its "OUT" mark "c" facing outward.
- Make sure that the drive axle bearing circlip "4" is inserted into the grooves "d" in the upper crankcase.
![](https://motoinstruction.ru/img/yamaha/20/126811.jpg)
5. Check:
- Transmission
Rough movement → Repair.
Oil each gear, shaft, and bearing thoroughly.