Checking The Rear Wheel; Flexible Coupling; Sprocket - APRILIA RS4 50 2011 Workshop Manual

RS4 50 MY2011
•
Slide the rear wheel completely off and check the mechanical components.

Checking the rear wheel

CAUTION
CHECK THAT ALL PARTS ARE IN GOOD CONDITION, ES-
PECIALLY THOSE LISTED AS FOLLOWS.
BEARINGS, GASKETS, WHEEL PIN, RIM.

FLEXIBLE COUPLING

Check that the anti-vibration buffer is not damaged and/or excessively worn. Replace the buffer if nec-
essary.
Insert the anti-vibration buffer in the wheel hub.
Fit the entire final transmission unit on the wheel, manually rotate the crown gear to right and left and
check the clearance between the anti-vibration buffer and the hub. Replace the anti-vibration buffer if
excessive clearance is found.

SPROCKET

Check the toothing of the crown and the pinion. If excessive wear is found, replace: the crown, the pinion
and the drive chain.
CAUTION
REPLACE ALL THREE PARTS TO PREVENT EARLY WEAR OF NEW COMPONENTS.
Suspensions
SUSP - 165