Refer to “rear sprocket / rear sprocket mounting drum removal and installation” .
Dust seal
Inspect the dust seal for wear or damage. If any damage is found, replace the dust seal with a new one.

Bearing
Inspect the play of the sprocket mounting drum bearing by hand while it is in the drum. Rotate the inner race by hand to inspect for abnormal noise and smooth rotation.
Replace the bearing if there is anything unusual.

Engine sprocket and rear sprocket
Inspect the sprocket teeth for wear. If they are worn as shown, replace the engine sprocket, rear sprocket and drive chain as a set.

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Wheel damper
Inspect the dampers for wear and damage. Replace the dampers if there is anything unusual.

Drive chain
Refer to “drive chain inspection and adjustment” in section 0b .
Rear sprocket / rear sprocket mounting drum removal and installation
Sprocket mounting drum dust seal / bearing removal and installationCrankshaft thrust clearance inspection and
selection
Refer to “engine bottom side disassembly” (page 1d-
49).
Refer to “engine bottom side assembly” .
Inspection
With the crankshaft’s right-side and left-side thrust
bearings inserted into the upper crankcase.
Measure the thrust clearance “a” between the leftside
thrust bearing and ...
Special tools and equipment
Recommended service material
Note
required service material is also described in the following.
“Front wheel components” “front wheel assembly construction” “rear
wheel components” “rear wheel assembly construction”
Special tool
...
Hazard switch inspection
Inspect the hazard switch in the following procedures:
remove the air cleaner box. Refer to “air cleaner box removal and
installation” in section 1d .
Disconnect the left handlebar switch coupler (1).
(Yellow)
Inspect the hazard switch for continuity with the
tes ...