APRILIA TUONO V4 R a-PRC ABS User Manual

IF THE DUAL STARTER GEAR TOOTHING IS DEFORMED AFTER STARTING, THE STARTER
MOTOR TOOTHING MUST BE CHECKED AS WELL.
Check the dual starter gear toothing (1) and the
freewheel gear (2) to see if the material is dam-
aged or deformed.
If deformations or broken material are found on the
sliding surface, replace the freewheel gear (2).
Check the freewheel sliding surface (2) for wear.
Make sure that the woodruff key slot is in perfect
condition.
Remove the needle cage (3) and the roller cage (4) from their housings on the freewheel (2) and check
the rollers/needles for wear.
Check for wear on the freewheel sliding surface (2).
Fitting the idle gear
NOTE
BE CAREFUL IN MAINTAINING THE CORRECT GEAR RATIO, FOLLOWING THAT INDICATED IN
THE TABLE.
MOTOR AND GEAR
Engine No. Starter motor Transmission Freewheel gear
From No. 8923 to No. 10964 Denso Z=12/64 Z=49
From No. 10965 onwards Mitsuba Z=11/64 Z=50
Engine TUONO V4 R a-PRC ABS
ENG - 272

APRILIA TUONO V4 R a-PRC ABS Specifications

General

Brand	APRILIA
Model	TUONO V4 R a-PRC ABS
Category	Motorcycle
Language	English