Checking The Chain, Rear Sprocket, Engine Sprocket And Chain Guide - KTM Freeride 250 R EU Owner's Manual

12 SERVICE WORK ON THE CHASSIS
12.34

Checking the chain, rear sprocket, engine sprocket and chain guide

Info
The wide adjustment range of the chain adjusters enables different sec-
ondary ratios with the same chain length.
Chain adjusters
Finishing work
–
Remove the motorcycle from the lift stand. (
Preparatory work
–
Raise the motorcycle with the lift stand. (
Main work
–
Shift gear to neutral.
–
Check the rear sprocket and engine sprocket for wear.
» If the rear sprocket and engine sprocket are worn:
–
Change the drivetrain kit.
400227-01
–
Pull on the upper part of the chain with the specified weight
Guideline
Weight, chain wear measurement
–
Measure the distance
Info
Chain wear is not always even, so you should repeat this measurement at
different chain positions.
Maximum distance
chain section
»
If the distance
–
Change the drivetrain kit.
400987-10
–
Check the chain sliding guard for wear.
» If the bottom edge of the chain bolt is in line with or below the chain sliding
guard:
–
Change the chain sliding guard.
–
Check that the chain sliding guard is firmly seated.
» If the chain sliding guard is loose:
–
Tighten the screws on the chain sliding guard.
Guideline
Remaining screws, chassis
C00908-01
 can be turned by 180°.
Info
The engine sprocket, rear sprocket and chain should always be
replaced together.
 of 18 chain links in the lower chain section.

at the longest

is greater than the specified measurement:
Info
When the chain is replaced, the rear sprocket and engine sprocket
should also be changed.
New chains wear out faster on old, worn sprockets.
p. 38)
p. 38)

.
10... 15 kg (22... 33 lb.)
272 mm (10.71 in)
M6 10 Nm
(7.4 lbf ft)
53