User Manual - Page 156

For 2019 CRF450RL-CRF450L.

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Suspension Adjustment Guidelines (Off-Road Use Only)
150 Adjustments
Follow the
procedures described below to accurately adjust your motorcycle, using the methods described on pages 144 – 148. Remember to make all adjustments
in one-click or 1/12 turn increments. Test ride after each adjustment.
Front Suspension Adjustment
Adjustments for Type of Track
Hard-surfaced track Begin with the standard setting. If the suspension is too stiff/soft, adjust according to the chart below.
Sand track Adjust to a stiffer position.
Example: Turn the compression damping adjuster to a stiffer position.
Mud track Adjust to a stiffer position because mud build-up increases your motorcycle’s weight.
Example: Turn the compression damping adjuster to a stiffer setting.
Adjustments for Too Soft/Stiff Damping
Symptom Action
Soft
suspension
Initial travel too soft:
Steering is too quick.
Front end darts while cornering or riding in a straight line.
Test stiffer compression damping adjustments in one-click increments.
Test stiffer rebound damping in one-click increments.
Middle travel too soft:
Front end dives when cornering.
If suspension isn’t stiff in initial travel:
Test stiffer compression damping adjustments in one-click increments.
If initial travel becomes stiff because of the above adjustment:
Reduce the rebound damping in one-click increments.
Test softer compression damping adjustments in one-click increments.
Final travel too soft:
Bottoms on landings.
Bottoms on large bumps, especially downhill bumps.
If initial and middle travel aren’t stiff:
Test stiffer compression damping adjustments in one-click increments.
Entire travel too soft:
Front end shakes.
Fork bottoms over any type of terrain.
Test stiffer compression damping adjustments in one-click increments.
Increase rebound damping in one-click increments.
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