Kawasaki Ninja Owners Manual: Spring Preload Adjustment

Kawasaki Ninja Owners Manual / Maintenance and adjustment / Front Fork / Spring Preload Adjustment

The spring preload adjuster is located at the lower end of each front fork leg and can be adjusted.

To increase spring preload and stiffen the suspension, turn the preload adjuster clockwise with a hexagon wrench.
To decrease preload and soften the suspension, turn the preload adjuster counterclockwise.

A. Spring Preload Adjuster

B. Hexagon Wrench

Spring Preload Setting

*: This position is the fully seated position (turned fully counterclockwise).

**: In from the fully seated position (turned fully counterclockwise). This adjustment range may not exactly match the number shown in the table due to small tolerance of production.

Front Fork Inspection

Holding the brake lever, pump the front fork up and down several times to inspect smooth stroke. Visually inspect the front fork for oil leakage, scoring or scratches on the outer surface ...

Compression Damping Force Adjuster and Rebound Damping Force Adjuster Adjustment

The compression damping force adjuster and the rebound damping force adjuster are located on top of each front fork leg. Turn the adjuster clockwise with a screwdriver to increase damping f ...

Other materials:

Front Fork
The front fork operation and oil leakage should be checked in accordance with the Periodic Maintenance Chart. For various riding or load conditions the front fork can be adjusted for: Spring preload Rebound damping force Compression damping force WARNINGImproper fork leg adju ...

Rocker Arm Removal
Squeeze the brake lever slowly and hold it with a band. Remove the front footpeg bracket bolts. Raise the rear wheel off the ground with the jack (see Rear Shock Absorber Removal). Special Tools - Jack: 57001-1238 Jack Attachment: 57001-1608 Remove: Lower Rear Shock Absorber B ...

Fuel Injector Fuel Line Inspection
Remove: Fuel Tank (see Fuel Tank Removal) Air Cleaner Housing (see Air Cleaner Housing Removal) Disconnect: Primary and Secondary Fuel Hoses (see Fuel Hose Replacement in the Periodic Maintenance chapter) Do not remove the nozzle assy from the air cleaner housing. Be sure to pla ...