Kawasaki Ninja Service Manual: Brake Disc Wear Inspection

Kawasaki Ninja Service Manual / Brakes / Brake Disc / Brake Disc Wear Inspection

If the disc has worn past the service limit, replace it.

Measuring Area [B]

Brake Disc Wear Inspection


Brake Disc Thickness Standard:

Front 5.3 5.7 mm (0.21
0.22 in.)


Rear 4.8 5.2 mm (0.19
0.20 in.)


Service Limit:

Front 5.0 mm (0.20 in.)

Rear 4.5 mm (0.18 in.)

Brake Disc Installation
Install the brake disc on the wheel so that the marked side [A] faces out. Front Brake Discs [B] Rear Brake Disc [C] Apply a non-permanent locking agent to the threads of the brake disc ...

Brake Disc Warp Inspection
Raise the wheel off the ground with the jack. Special Tools - Jack: 57001-1238 Jack Attachment: 57001-1608 For front disc inspection, turn the handlebar fully to one side. Set up a dial ...

Other materials:

Brake Fluid Level Inspection
Check that the brake fluid level in the front brake reservoir [A] is above the lower level line [B]. NOTE Hold the reservoir horizontal by turning the handlebar when checking brake fluid level. If the fluid level is lower than the lower level line, fill the reservoir to the upper lev ...

Fuel Hose Inspection (fuel leak, damage, installation condition)
If the motorcycle is not properly handled, the high pressure inside the fuel line can cause fuel to leak [A] or the hose to burst. Remove the fuel tank (see Fuel Tank Removal in the Fuel System (DFI) chapter) and check the fuel hoses. Replace the fuel hose if any fraying, cracks [B] or ...

Crankshaft Main Bearing Insert/Journal Wear Inspection
Split the crankcase (see Crankcase Splitting). Cut strips of plastigage to journal width. Place a strip on each journal parallel to the crankshaft installed in the correct position. Tighten the crankcase bolts to the specified torque (see Crankcase Assembly). NOTE Do not turn ...