10-13 Replacing the chain, pinion and rear sprocket – Unscrew the engine sprocket cover 1, bend up the lock washer 2 and loosen the engine sprocket nut 3.
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– Open the chain with a cutting/riveting tool (see page 10-14) and remove the chain. – Remove the engine sprocket with the lock washer (+ Loctite 243!). – Slip on a new pinion with a lock washer and screw on the nut.
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3
950/990 Adventure: – Loosen the rear sprocket nuts 4 and remove the rear sprocket from the sprocket carrier. – Position a new rear sprocket, secure the nuts with Loctite 243 and tighten to 50 Nm.
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4 4
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5
– Dismount the rear wheel (see page 10-3) and pull the rear sprocket carrier out of the rear wheel hub.
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950 Supermoto/990 Super Duke: – Loosen the jerk damper bolt 5 and remove the rear sprocket from the rear sprocket support. – Position a new rear sprocket, apply Loctite 243 to the jerk damper bolt and tighten to 50 Nm. NOTE: the nuts 6 on the jerk damper bolts must fit flush against the rear sprocket.
– Place the rear sprocket carrier in the hub of the rear wheel and mount the rear wheel (see page 10-3). – Pull a new chain over the pinion and rear sprocket. – Rivet the chain with a cutting/riveting tool (see page 10-14). – Tighten the engine sprocket nut to 100 Nm, bend up the lock washer. – Screw on the engine sprocket cover. – Adjust the chain tension (see Owner's Manual).