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Problem: Suspension too soft
Condition
Remedy
1.
Spring(s)
weak
2.
Shock absorber
damaged
3.
Shock absorber preload
too low
1. Replace spring(s)
2. Replace shock absorber
3. Adjust shock absorber preload
Problem: Suspension too stiff
Condition
Remedy
1.
A-arm-related bushings
worn
2.
Shock absorber preload
too high
1. Replace bushing
2. Adjust shock absorber preload
Problem: Suspension noisy
Condition
Remedy
1.
Cap screws (suspension system)
loose
2.
A-arm-related bushings
worn
1. Tighten cap screws
2. Replace bushings
Problem: Rear wheel oscillation
Condition
Remedy
1.
Rear wheel hub bearings
worn - loose
2.
Tires
defective - incorrect
3.
Wheel rim
distorted
4.
Wheel hub cap screws
loose
5.
Auxiliary brake
adjusted incorrectly
6.
Rear suspension arm-related bushing
worn
7.
Rear shock absorber
damaged
8.
Rear suspension arm nut
loose
1. Replace bearings
2. Replace tires
3. Replace rim
4. Tighten cap screws
5. Adjust brake
6. Replace bushing
7. Replace shock absorber
8. Tighten nut
Problem: Vehicle pulling or steering erratic
Condition
Remedy
1.
Vehicle steering
is erratic on dry, level surface
2.
Vehicle
pulls left or right on dry, level surface
1. Check front wheel alignment and adjust if necessary (see
Steering/Frame/Controls/Steering/Frame/Controls)
2. Check air pressure in tires and adjust to specifications