Chassis Tightening Torques - Yamaha YFM250RX 2008 Service Manual

EBS01006

CHASSIS TIGHTENING TORQUES

Part to be tightened
Engine upper stay and frame
Engine upper stay and engine
Engine lower stay and engine
Engine and frame
Engine lower stay and frame
Swingarm pivot shaft and frame
Rear shock absorber and frame
Rear shock absorber locknut
Rear axle pinch bolt
Front shock absorber and frame
Front shock absorber and lower front arm
Upper front arm and frame
Lower front arm and frame
Steering stem and frame
Steering stem bushing and frame
Steering stem and handlebar holder
Tie-rod end and locknut
Steering knuckle and front wheel hub
Steering knuckle and front arm (upper and
lower)
Steering knuckle and tie-rod ball joint
Steering stem and tie-rod ball joint
Fuel tank and fuel cock
Fuel tank and frame
Front wheel and front wheel hub
Steering knuckle and front brake caliper bracket
Front brake disc and front wheel hub
Rear axle and rear wheel hub
Rear brake caliper and brake caliper bracket
Rear wheel and rear wheel hub
Driven sprocket and sprocket bracket
Front brake pipe nut
Front brake master cylinder and handlebar
Clutch lever holder and handlebar
Parking brake assembly and clutch lever holder
TIGHTENING TORQUES
Tightening torque
Thread size
Nm
M8 33
M10 66
M10 40
M10 66
M8 33
M14 100
M12 55
M20 42
M8 21
M10 48
M10 48
M10 45
M10 45
M10 35
M8 23
M8 20
M10 15
M14 70
M10 25
M10 25
M10 25
M6 4
M6 7
M10 45
M8 28
M8 28
M14 120
M8 34
M10 45
M10 55
M10 19
M6 7
M5 4
M6 7
2-17
SPEC
Remarks
m•kg ft•lb
3.3 24
6.6 49
4.0 30
6.6 49
3.3 24
10 74
5.5 41
4.2 31
2.1 15
4.8 35
4.8 35
4.5 33
4.5 33
3.5 26
2.3 17 Use a lock
washer.
2.0 15
1.5 11
7.0 52
2.5 18
2.5 18
2.5 18
0.4 3.0
0.7 5.2
4.5 33
2.8 21
2.8 21
12 89
3.4 25
4.5 33
5.5 41
1.9 14
0.7 5.2
0.4 3.0
0.7 5.2