Kawasaki Ninja Service Manual: Front Fork Disassembly

Kawasaki Ninja Service Manual / Suspension / Front Fork / Front Fork Disassembly

Remove the front fork (see Front Fork Removal (Each Fork Leg))
Drain the fork oil (see Front Fork Oil Change).
Take the dust seal [A] off the outer tube.
Remove the retaining ring [B].
Separate the outer tube from the inner tube.

Front Fork Disassembly

Remove the following parts from the inner tube.

Slide Bushing [A] Guide Bushing [B] Washer [C] Oil Seal [D] Retaining Ring [E] Dust Seal [F]

Front Fork Disassembly

Front Fork Oil Change

Remove the front fork (see Front Fork Removal (Each Fork Leg)). Turn the spring preload adjuster fully counterclockwise for removing the piston rod assy easily. Hold the inner tube lower en ...

Front Fork Assembly

Replace the following parts with new ones. Slide Bushing Guide Bushing Oil Seal Install the following parts to the inner tube [A]. Dust Seal [B] Retaining Ring [C] Apply grease ...

Other materials:

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 adjust ...

Valve Installation
NOTICE Do not lap the valve to the valve seat, using the grinding compound. It will come off oxide film treated surface of the valve. Replace the oil seal with a new one. Apply a thin coat of molybdenum disulfide grease to the valve stem before valve installation. Install the springs so ...

Fuel Tank Cleaning
WARNINGGasoline and low flash-point solvents can be flammable and/or explosive and cause severe burns. Clean the tank in a well-ventilated area, and take care that there are no sparks or flame anywhere near the working area. Do not use gasoline or low flash-point solvents t ...