Honda CRF1100AL 2019 Owner's Manual page 282

Drive Chain Checking the Drive Chain Slider
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Checking the Drive Chain Wear
Check the chain wear label when adjusting
the drive chain. If the indicator groove on the
adjusting plate enters the red zone on the
label after the chain has been adjusted to the
proper slack, the chain is excessively worn
and must be replaced.
Chain: DID 525HV3
If necessary have the drive chain replaced by
your dealer.
278
Indicator
groove
Red zone
Checking the Drive Chain Slider
Check the condition of the drive chain slider.
The drive chain slider will need to be
replaced if the chain slider is worn to the
wear limit line.
If necessary have the drive chain slider
replaced by your dealer.
Drive chain slider
Wear limit line