Yamaha YZ125(D) Owner's Service Manual page 100

2. Install:
• Lock washer "1"
• Nut (drive sprocket) "2"
Nut (drive sprocket):
75 Nm (7.5 m•kg, 54
ft•lb)
Tighten the nut while applying the
rear brake.
3. Bend the lock washer tab to lock
the nut.
4. Install:
• Drive chain sprocket guide "1"
• Drive chain sprocket cover "2"
• Screw (drive chain sprocket cov-
er) "3"
Screw (drive chain
sprocket cover):
5 Nm (0.5 m•kg, 3.6
ft•lb)
4-38
ENGINE REMOVAL