APRILIA RX 125 Service Station Manual

•
Place the extractor plate.
•
Fit the three fixing screws.
•
Adequately centre the plate with refer-
ence to the crankshaft.
•
Tighten the three fixing screws.
•
Screw the long threaded end of the ex-
tractor screw on the extractor plate un-
til the crankcase half on the clutch side
starts to get detached. Facilitate the
detachment of the crankcase by tap-
ping the secondary shaft with a rubber
mallet, being careful that the crank-
case half gets detached evenly. Be ex-
tremely careful not to tap the seal
surfaces.
•
Check the thrust washer of the main
shaft. When detaching the crankcase,
the washer may get glued inside the
crankcase halves.
•
Once the crankcase halves have been
detached, remove the extracting tool
before the crankcase halves are fully
apart.
Specific tooling
AP0277455 Extractor plate to separate the
crankcase halves
Removing the crankshaft
•
Turn the crankcase halves on the sup-
port so that the high ignition is facing
upwards.
Engine RX SX 125
ENG - 116

APRILIA RX 125 Specifications

General

Displacement	124.2 cc
Max Power	11 kW (15 HP) @ 10, 700 rpm
Torque	11.2 Nm @ 8, 000 rpm
Fuel System	Electronic fuel injection
Transmission	6-speed
Rear Suspension	Monoshock
Front Brake	Single disc, 300 mm
Rear Brake	Single disc, 220 mm
Seat Height	905 mm
Weight	134 kg (dry)
Engine Type	Single cylinder, 4-stroke
Cooling System	Liquid-cooled
Front Suspension	Upside-down fork
ABS	Yes