Checking The Chain, Rear Sprocket, Motor Sprocket, And Chain Guide - KTM 1290 SUPERDUKE R Owner's Manual

13 SERVICE WORK ON THE CHASSIS
13.16

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

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Check the rear sprocket and motor sprocket for wear.
» If the rear sprocket or engine sprocket is worn:
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Change the drivetrain kit.
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Info
The motor sprocket, rear sprocket, and chain should always be replaced
together.
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