CHASSIS
Trouble Cause Remedy
Handlebar turns hard 1. Insufcient tyre pressure Inate
2.
Bearing adjuster ring nut or steering stem nut overtightened
Adjust
3. Bent steering stem Replace bottom yoke
4. Worn or seized steering bearings Replace
Handlebar vibration 1. Bent fork legs Replace
2. Bent front wheel axle Replace
3. Warped chassis Replace
4. Bent front wheel rim Replace
5. Worn front wheel bearings Replace
Damping is 1. Too much oil in fork legs Remove excess oil
too hard 2. Fork oil viscosity too high Change
3. Overinated tyres Deate
4. Improperly set rear shock absorber Adjust
Damping is 1. Insufcient oil in fork legs Top up
too soft 2. Fork oil viscosity too low Change
3. Weak fork springs Replace
4. Weak rear shock absorber spring Replace
5. Improperly set rear shock absorber Adjust
(Front / rear) wheel 1. Bent wheel rim Replace
shakes 2. Worn wheel hub bearings Replace
3. Incorrect spoke tension Adjust
4. Wheel axle nut loose Tighten
5. Worn rear swinging arm bearings Replace
6. Improperly adjusted chain tensioners Adjust
7. Improperly balanced wheel Balance
Rear suspension is 1. Worn link rod spacers or bearings Replace
noisy 2. Worn shock absorber ball joints Replace
3. Shock absorber faulty Replace
Poor braking 1. Air in brake system Bleed
(front and rear) 2. Insufcient uid in tank Top up
3. Worn brake pad and/or disc Replace
4. Damaged disc Replace
5. Improperly adjusted brake pedal Adjust
6. Water in brake system Change uid