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Disassembly the driven sprocket, axle and sprocket
collar.
Check the driven sprocket for damage or wear.
Let the rear axle lie in V-blocks and check the run out.
The run out limit is 0.5 mm
Check the turning of bearing with fingers.
The bearings should turn smoothly and quietly.
Replace if necessary.
INSTALLATION
Add grease to the dust seal lips and install dust seals.
Assembly the rear axle and the driven sprocket.
Assembly the drive chain on the driven sprocket.
Assembly the master link and retaining clip.
Note the retaining clip direction.
Install the drive chain cover.
Assembly the chain under cover.