12 SERVICE WORK ON THE CHASSIS
72
12.14 Checking the chain, rear sprocket, and engine sprocket
Preparatory work
– Raise the motorcycle with the rear lifting gear. ( p. 66)
100132-10
Main work
– Check the rear sprocket and the engine sprocket for wear.
» If the rear sprocket and engine sprocket are worn:
– Change the drivetrain kit.
Info
The engine sprocket, rear sprocket and chain
should always be replaced together.
401288-10
– Shift the transmission into neutral.
–
Pull on the lower chain section with specified weight
A
.
Guideline
Weight, chain wear measure-
ment
15 kg (33 lb.)
–
Measure distance
B
of 20 chain rollers in the lower chain
section.
Info
Chain wear is not always even, so repeat this measure-
ment at different positions on the chain.
Maximum distance
B
from
20 chain rollers at the
longest chain section
301.6 mm (11.874 in)
»
If distance
B
is greater than the specified measurement:
– Change the drivetrain kit.
Info
When a new chain is mounted, the rear sprocket
and the engine sprocket should also be
changed.
New chains wear out faster on old, worn sprock-
ets.
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