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:

Thermostat Installation
Replace the O-rings [A] with new ones, and apply grease to them. Assemble: O-rings Thermostat Housing [B] Thermostat [C] Thermostat Cap [D] Install the thermostat [A] in the housing so that the air bleeder hole [B] is on top. Tighten: Torque - Thermostat Cap Bolts: 5.9 N ...

Special Tools and Sealant
Oil Pressure Gauge, 5 kgf/cm²: 57001-125 Hand Tester: 57001-1394 Needle Adapter Set: 57001-1457 Extension Tube: 57001-1578 Fuel Pressure Gauge Adapter: 57001-1593 Fuel Hose: 57001-1607 Measuring Adapter: 57001-1700 Liquid Gasket, TB1211: 56019-120 ...

Water Temperature Sensor Inspection
Remove the water temperature sensor (see Water Temperature Sensor Removal/Installation in the Fuel System (DFI) chapter). Suspend the sensor [A] in a container of coolant so that the temperature-sensing projection [C] is submerged. Suspend an accurate thermometer [B] with temperature ...