Chassis
Checking the front wheel
In this manual: Chassis
~1min read
1. Check:
Front wheel axle Roll the wheel axle on a flat surface.
Bends → Replace.
WARNING Do not attempt to straighten a bent wheel axle.

2. Check:
- Tire
- Front wheel Damage/wear → Replace.
3. Measure:
- Radial wheel runout "1"
- Lateral wheel runout "2" Over the specified limits → Replace.


4. Check:
- Wheel bearings Front wheel turns roughly or is loose
Replace
the wheel bearings. - Oil seal Damage/wear
Replace.

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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