Refer to “transmission removal” , “transmission installation” and “countershaft gear / driveshaft gear disassembly and assembly” .
Gearshift fork to groove clearance
| Note the clearance for each gearshift fork plays an important role in the smoothness and positiveness of the shifting action. |
Using the thickness gauge, check the gearshift fork clearance in the groove of its gear.
If the clearance checked is noted to exceed the limit specified, replace the fork or its gear, or both.
Special tool
(a): 09900–20803 (thickness gauge)
Gearshift fork to gearshift fork groove clearance standard: 0.1 – 0.3 Mm (0.004 – 0.012 In) service limit: 0.5 Mm (0.02 In)

Gearshift fork groove width
Measure the gearshift fork groove width using the vernier calipers.
Special tool
(a): 09900–20102 (vernier calipers
(200 mm))
Gearshift fork groove width standard: 5.0 – 5.1 Mm (0.197 – 0.201 In)

Gearshift fork thickness
Measure the gearshift fork thickness using the vernier calipers.
Special tool
(a): 09900–20102 (vernier calipers
(200 mm))
Gearshift fork thickness standard: 4.8 – 4.9 Mm (0.189 – 0.193 In)

Gearshift cam
Inspect the gearshift cam groove for abnormal wear and damage. If any defects are found, replace the gearshift cam with a new one.

Gearshift cam bearing
Inspect the gearshift cam bearings, left and right for abnormal noise and smooth rotation.
Replace the bearing if there is anything unusual. Refer to “transmission removal” and “transmission installation” .

Driveshaft bearing
Inspect the driveshaft left bearing for abnormal noise and smooth rotation while it is in the case.
Replace the bearing if there is anything unusual. Refer to “transmission removal” and “transmission installation” .

Inspect the driveshaft right bearing for abnormal noise and smooth rotation.
If there is anything unusual, replace the bearing assembly. Refer to “transmission removal” and “transmission installation” .

Driveshaft oil seal
Inspect the driveshaft left bearing dust seal for wear and damage.
Replace the dust seal if there is anything unusual. Refer to “transmission removal” and “transmission installation” .

Gear position (gp) switch inspection
Refer to “side-stand / ignition interlock system parts inspection” in section 1i .
Countershaft gear / driveshaft gear
disassembly and assembly
Gear position (gp) switch removal and installationAir cleaner element removal and installation
Removal
Lift and support the fuel tank. Refer to “fuel tank
removal and installation” in section 1g (page 1g-
9).
Remove the air cleaner box cover (1).
Remove the air cleaner element (2).
Installation
Installation is in the reverse order of removal. ...
Rear shock absorber bearing removal and installation
Removal
Remove the rear shock absorber. Refer to “rear shock absorber removal
and installation” .
Remove the spacer (1).
Remove the rear shock absorber bearing with the
special tool.
Special tool
(a): 09943–88211 (pinion bearing
installer)
Installation
C ...
Procedure for returning
to service
Clean the entire motorcycle.
Remove the oily rags from the
air cleaner intake and muffler
outlet.
Drain all the engine oil. Install
a new oil filter and fill the
engine with fresh oil as outlined
in this manual.
Remove the spark plugs. Turn
the engine a few tim ...