APRILIA MSS Mana GT ABS Service Station Manual page 260

Engine
End gear
PINION UNIT AXLE BEARING FITTING
- The toothed wheel (pinion unit axle), rotates on
two bearings located on the two crankcase halves,
for fitting follow these instructions.
- Transmission side crankcase half:
- Heat up the crankcase using the thermal gun.
- Fit the pinion unit axle bearing until it abuts against the bottom of the seat with the specific tool.
Specific tooling
020376Y Adapter handle
020363Y 20-mm Oil seal guide
020359Y 42 x 47-mm adaptor
- Flywheel side crankcase half:
- Heat up the crankcase using the thermal gun.
- Fit the oil seal until it abuts against the bottom of the seat using the specific tool.
Specific tooling
020376Y Adapter handle
020655Y 62x68 mm Adaptor
020662Y 50 mm guide
ENG - 260
MSS Mana GT ABS