Kawasaki Ninja Service Manual: Front Fork Assembly

Kawasaki Ninja Service Manual / Suspension / Front Fork / 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]

Front Fork Assembly

Apply grease to the oil seal lips.
Install the oil seal [A] so that the stamp side faces lower side.
Install the washer [B] so that the chamfer side faces upper side.
Install the guide bushing [C] so that the slit of it is positioned perpendicular to the traveling direction.

Install the slide bushing [D] so that the slit of it is positioned perpendicular to the traveling direction.

Apply grease to the slide and guide bushings and oil seal.

Front Fork Assembly

Insert the inner tube to the outer tube.
After installing the washer, install the oil seal [A] by using the fork oil seal driver [B].

Special Tool - Fork Oil Seal Driver, 43: 57001-1530
Install the retaining ring and dust seal.
Pour in the specified type of oil (see Front Fork Oil Change).

Front Fork Assembly

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]. Se ...

Inner Tube Inspection

Visually inspect the inner tube [A]. If there is any damage, replace the inner tube. Since damage to the inner tube damages the oil seal, replace the oil seal whenever the inner tube is replac ...

Other materials:

Water Temperature Sensor Output Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the throttle body assy (see Throttle Body Assy Removal in the Fuel System (DFI) chapter). Disconnect the water temperature sensor connector and connect the measuring adapter [A] between these connectors ...

DFI Servicing Precautions
There are a number of important precautions that should be followed servicing the DFI system. This DFI system is designed to be used with a 12 V sealed battery as its power source. Do not use any other battery except for a 12 V sealed battery as a power source. Do not reverse the battery ...

Piston Ring Thickness Inspection
Measure the piston ring thickness. Use the micrometer to measure at several points around the ring. Piston Ring Thickness Standard: Top [A] 0.77 0.79 mm (0.0303 0.0311 in.) Second [B] 0.78 0.79 mm (0.0307 0.0311 in.) Service Limit: Top 0.70 mm (0.0276 in.) Second 0.71 mm (0.0280 ...