Removal
Remove the right crankcase cover (page 10-13).
Remove the clutch (page 10-15).
Unstake the primary driven gear nut.
![](https://motoinstruction.ru/img/honda/9/116023.jpg)
Insert the gear holder as shown.
Loosen the primary driven gear nut and remove the nut.
TOOL: Gear holder 07724-0010100 not available in USA.
![](https://motoinstruction.ru/img/honda/9/116024.jpg)
Remove the washer and primary driven gear В from the primary shaft.
![](https://motoinstruction.ru/img/honda/9/116025.jpg)
Remove primary driven gear A from the primary shaft.
![](https://motoinstruction.ru/img/honda/9/116026.jpg)
Inspection
Primary driven gear В
Check primary driven gear В for wear or damage.
Replace primary driven gear В if necessary.
Primary driven gear A
Check primary driven gear A for wear or damage.
Replace primary driven gear A if necessary.
![](https://motoinstruction.ru/img/honda/9/116027.jpg)
Installation
Install primary driven gear A, aligning the wide groove on the primary driven gear with the wide tooth on the primary shaft.
![](https://motoinstruction.ru/img/honda/9/116028.jpg)
When installing primary driven gear A, align the lines on primary driven gear A and the primary drive gear by turning primary driven gear A with your finger.
![](https://motoinstruction.ru/img/honda/9/116029.jpg)
Install primary driven gear B, aligning the wide tooth on primary driven gear В with the wide groove on the primary shaft.
![](https://motoinstruction.ru/img/honda/9/116030.jpg)
Apply engine oil to the threads of the primary driven gear nut.
Install new primary driven gear nut with the washer.
Insert the gear holder as shown.
Tool: Gear holder 07724-0010100 not available in USA.
Tighten the primary driven gear nut to the specified torque.
Torque: 186 N·m (19.0 kgf·m, 137 lbf·ft).
![](https://motoinstruction.ru/img/honda/9/116031.jpg)
Stake the primary driven gear nut into the primary shaft.
Install the clutch (page 10-21).
Install the right crankcase cover (page 10-14).
![](https://motoinstruction.ru/img/honda/9/116032.jpg)