Removal
Remove:
- Speed Sensor Bolt [A]
- Speed Sensor [B]
- Engine Sprocket Cover Bolts [C]
- Engine Sprocket Cover [D]
Flatten out the bended washer [А].
Remove the engine sprocket nut [B] and washer.
Note. When loosening the engine sprocket nut, hold the rear brake on.
Using the jack, raise the rear wheel off the ground.
Special Tool - Jack: 57001-1238
Loosen the drive chain (see Slack Adjustment).
Remove the drive chain from the rear sprocket toward the right.
Disengage the drive chain [A] from the engine sprocket [В].
Pull the engine sprocket off the output shaft [С].
Installation
Replace the sprocket washer and axle cotter pin.
Install the engine sprocket onto the shaft so that the mark side [A] faces outwards.
Apply oil to the threads of the output shaft and the seating surface of the engine sprocket nut.
After torquing the engine sprocket nut, bend the one side of the washer over the nut.
Note. Tighten the nut while applying the rear brake.
Torque - Engine Sprocket Nut: 125 N·m (13.0 kg·m, 94 ft·lb)
Adjust the drive chain slack after installing the sprocket (see Slack Adjustment).
Install the engine sprocket cover, and tighten the bolts.
Torque - Engine Sprocket Cover Bolts: 12 N·m (1.2 kg·m, 104 in·lb)
Apply a non-permanent locking agent to the threads of the speed sensor bolt, and tighten it.
Torque - Speed Sensor Bolt: 6.9 N·m (0.70 kg·m, 61 in·lb)