Crankshaft/Transmission
Shift Fork Guide Pin/Drum Groove Wear Inspection
In this manual: Crankshaft/Transmission
~1min read
- 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: 6.8 mm (0.268 in.)

If any shift drum groove is worn over the service limit, the drum must be replaced.
Shift Drum Groove Width Standard: 7.05
7.20 mm (0.278
0.283 in.)
Service Limit: 7.3 mm (0.287 in.)
Test yourself
A quick Kawasaki Ninja ZX-10R quiz: every answer comes with an explanation and a link to the manual page.
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