Kawasaki Ninja Service Manual: Dust Seal Inspection

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 ...

Spring Tension Inspection

Since a spring becomes shorter as it weakens, check its free length [A] to determine its condition. If the spring of either fork leg is shorter than the service limit, it must be replaced. If ...

Other materials:

Wheel Inspection
Raise the front/rear wheel off the ground. Special Tools - Jack: 57001-1238 Jack Attachment: 57001-1608 Spin the wheel lightly, and check for roughness or binding. If roughness or binding is found, replace the hub bearings (see Hub Bearing Removal/Installation). Inspect the wh ...

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 to the oil seal lips. Install the oil seal [A] so that the stamp side faces lower side. Insta ...

Shift Fork Guide Pin/Drum Groove Wear Inspection
Measure the diameter of each shift fork guide pin [A], and measure the width [B] of each shift drum groove. If the guide pin on any shift fork is less than the service limit, the fork must be replaced. Shift Fork Guide Pin Diameter Standard: 6.9 7.0 mm (0.272 0.276 in.) Service Limit: ...