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FRAME
STEERING
Steering stiff
Vehicle tends to steer or does not travel on a straight line Fork bent
FRONT WHEEL
Front wheel wobbles/vibrates
Front wheel hardly turns
FRONT SUSPENSION
Front suspension soft
Front suspension stiff
REAR WHEEL
Rear wheel wobbles/vibrates
Rear wheel hardly turns
REAR SUSPENSION
Rear suspension soft
Rear suspension stiff
Diagnostic
Steering bearings damaged
Steering bearings overtightened
Steering pin bent
Steering damper action excessive
Steering damper joints damaged
Tyre pressure low
Frame bent
Swingarm bent
Steering damper joints damaged
Steering bearings damaged
Wheel spindle bent
Swingarm bearings damaged
Wheel rim bent
Wheel unbalanced
Tyre faulty
Tyre unsuitable
Wheel bearings damaged
Spindle fixing screws loose
Spindle ring nut loose
Wheel bearings damaged
Wheel spindle bent
Brake pad friction on discs excessive (see brakes)
Brake discs bent
Wheel spindle ring nut overtightened
Fork oil deteriorated
Spring preload low
Fork oil level low
Tyre pressure low
Fork damaged
Spring preload excessive
Tyre pressure high
Wheel rim bent
Wheel unbalanced
Tyre faulty
Tyre unsuitable
Wheel bearings damaged
Locknut loose
Suspension screws loose
Suspension bearings damaged
Wheel bearings damaged
Wheel hub circlip displaced
Brake pad friction on discs excessive
Brake disc bent
Drive chain damaged
Spring preload excessive
Tyre pressure low
Shock absorber damaged
Spring preload excessive
Tyre pressure high
Swingarm bearings damaged
Swingarm rocker bearings damaged
Shock absorber joints damaged
Suspension linkage joints damaged
Swingarm pin bent
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Replace
Adjust
Replace
Adjust
Replace
Adjust
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Replace
Balance
Replace
Replace
Tighten
Tighten
Tighten
Replace
Replace
Check
Replace
Use prescribed torque
Renew
Adjust
Top up
Adjust
Repair
Adjust
Adjust
Replace
Balance
Replace
Replace
Replace
Tighten
Tighten
Replace
Replace
Check
Check
Replace
Replace
Adjust
Adjust
Replace
Adjust
Adjust
Replace
Replace
Replace
Repair
Replace
O
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