APRILIA Tuono 660 2021 Service Station Manual page 306

Chassis
•
Remove the spacer (9) from the trans-
mission shaft.
Inspection
To check the state of wear of the front sprocket, simply check that the teeth of the sprocket are not worn
or damaged. In this case, replace the rear sprocket and the final drive chain also.
Installing
To proceed with the installation of the front sprock-
et, proceed as described:
•
Remove the spacer (9) from the trans-
mission shaft.
•
Assemble the front sprocket (2) with
the drive chain (3) and insert it on the
transmission shaft.
CHAS - 306
RS 660 - Tuono 660