Engine
Checking the shift forks
In this manual: Engine
~1min read
The following procedure applies to all of the shift forks.
1. Check:
- Shift fork cam follower "1"
- Shift fork pawl "2" Bends/damage/scoring/wear
Replace the shift fork.

2. Check:
- Shift fork guide bar Roll the shift fork guide bar on a flat surface.
Replace. WARNING Do not attempt to straighten a bent shift fork guide bar.

3. Check:
Shift fork movement (along the shift fork guide bar) Rough movement
Replace the shift
forks and shift fork guide bar as a set.

Test yourself
A quick Yamaha YZF-R125 quiz: every answer comes with an explanation and a link to the manual page.
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