Crankshaft/Transmission

Shift Fork/Gear Groove Wear Inspection

~1min read
  • Measure the thickness of the shift fork ears [A], and measure the width [B] of the gear grooves.

If the thickness of a shift fork ear is less than the service limit, the shift fork must be replaced.

Shift Fork Ear Thickness Standard: 5.7 6.0 mm (0.224
0.236 in.)
Service Limit: 5.6 mm (0.220 in.)

If the gear groove is worn over the service limit, the gear must be replaced.

Shift Fork/Gear Groove Wear Inspection

Gear Groove Width Standard: 6.05 6.15 mm (0.238
0.242 in.)


Service Limit: 6.25 mm (0.246 in.)

Test yourself

A quick Kawasaki Ninja ZX-10R quiz: every answer comes with an explanation and a link to the manual page.