APRILIA Tuono V4 1100 Factory Service Station Manual page 384

Engine
Main transmission gear removal
In order to remove the primary gear, the clutch
cover, alternator cover and complete clutch must
be removed beforehand.
Then proceed as described:
•
Fit the special primary gear lock tool
Specific tooling
020850Y Primary gear lock
•
Unscrew and remove the fastener nut
of the primary gear.
•
Remove the lock tool and remove the
primary gear.
Specific tooling
020850Y Primary gear lock
Installing the primary drive gear
To install the primary gear, follow the procedure
described below:
•
Fit the primary shaft gear onto the
crankshaft, ensuring that it is aligned
correctly with the countershaft drive
gear. Align the markings on the respec-
tive teeth to align the gears correctly.
ENG - 384
Tuono V4 1100 Factory