Yamaha YZ125(D), Owner'S Service Manual

Page: 33 / 168

2-9
TIGHTENING TORQUES
CHASSIS
△
- marked portion shall be checked for torque tightening after break-in or before each race.
Item
Thread
size
Q'ty Tightening torque Remarks
△
Upper bracket and outer tube M8 4 21 Nm (2.1 m•kg, 15 ft•lb)
△
Lower bracket and outer tube M8 4 21 Nm (2.1 m•kg, 15 ft•lb)
△
Upper bracket and steering stem M24 1 145 Nm (14.5 m•kg, 105 ft•lb)
△
Handlebar upper holder M8 4 28 Nm (2.8 m•kg, 20 ft•lb)
△
Handlebar lower holder M12 2 40 Nm (4.0 m•kg, 29 ft•lb)
△
Steering ring nut M28 1 Refer to TIP.
Front fork and damper assembly M51 2 30 Nm (3.0 m•kg, 22 ft•lb)
Front fork and adjuster M22 2 55 Nm (5.5 m•kg, 40 ft•lb)
Copper
washer
Damper assembly and base valve M42 2 29 Nm (2.9 m•kg, 21 ft•lb)
Adjuster and damper assembly M12 2 29 Nm (2.9 m•kg, 21 ft•lb)
Bleed screw (front fork) and base valve M5 2 1 Nm (0.1 m•kg, 0.7 ft•lb)
△ Front fork and front fork protector M6 6 5 Nm (0.5 m•kg, 3.6 ft•lb)
△
Cable guide (front brake hose) and lower
bracket
M6 1 4 Nm (0.4 m•kg, 2.9 ft•lb)
△
Front fork protector and brake hose hold-
er
M6 2 8 Nm (0.8 m•kg, 5.8 ft•lb)
Throttle cable cap M4 2 0.5 Nm (0.05 m•kg, 0.36 ft•lb)
△
Front brake master cylinder and bracket M6 2 9 Nm (0.9 m•kg, 6.5 ft•lb)
Brake lever mounting bolt M6 1 6 Nm (0.6 m•kg, 4.3 ft•lb)
Brake lever mounting nut M6 1 6 Nm (0.6 m•kg, 4.3 ft•lb)
Brake lever position locknut M6 1 5 Nm (0.5 m•kg, 3.6 ft•lb)
Clutch lever mounting nut M6 1 4 Nm (0.4 m•kg, 2.9 ft•lb)
Clutch lever holder M5 2 4 Nm (0.4 m•kg, 2.9 ft•lb)
Front brake master cylinder cap M4 2 2 Nm (0.2 m•kg, 1.4 ft•lb)
△
Front brake hose union bolt (brake master
cylinder)
M10 1 30 Nm (3.0 m•kg, 22 ft•lb)
Copper
washer
△
Front brake hose union bolt (caliper) M10 1 30 Nm (3.0 m•kg, 22 ft•lb)
Copper
washer
△
Front brake caliper and front fork M8 2 28 Nm (2.8 m•kg, 20 ft•lb)
Grip cap upper and lower M6 2 4 Nm (0.4 m•kg, 2.9 ft•lb)
Engine stop switch screw M3 1 0.5 Nm (0.05 m•kg, 0.36 ft•lb)
Brake caliper (front and rear) and pad pin
plug
M10 2 3 Nm (0.3 m•kg, 2.2 ft•lb)
△
Brake caliper (front and rear) and pad pin M10 2 18 Nm (1.8 m•kg, 13 ft•lb)
△
Brake caliper (front and rear) and bleed
screw
M8 2 6 Nm (0.6 m•kg, 4.3 ft•lb)
△
Front wheel axle and axle nut M16 1 105 Nm (10.5 m•kg, 75 ft•lb)
△
Front wheel axle holder M8 4 21 Nm (2.1 m•kg, 15 ft•lb)
△
Front brake disc and wheel hub M6 6 12 Nm (1.2 m•kg, 8.7 ft•lb)
△
Rear brake disc and wheel hub M6 6 14 Nm (1.4 m•kg, 10 ft•lb)