APRILIA RX 125 Service Station Manual

Disassembling the piston
•
Remove the cylinder.
•
Remove one of the two seeger rings of
the pin using a suitable tool.
CAUTION
BEFORE TAKING OUT THE PIN SEEGER RING, COVER
THE CRANKCASE OPENING WITH A CLOTH SO THAT THE
RING DOES NOT FALL INTO THE CRANKCASE.
NOTE
IT IS NOT NECESSARY TO REMOVE BOTH PIN SEEGER
RINGS.
•
Tap the pin out with a suitable punch.
CAUTION
WHILE TAPPING OUT THE PIN, HOLD THE PISTON WITH
ONE HAND SO THAT THE CONNECTING ROAD DOES NOT
BEND.
•
Remove the piston and collect the ball
retainer.
CAUTION
WHILE TAPPING OUT THE PIN, HOLD THE PISTON WITH
ONE HAND SO THAT THE CONNECTING ROAD DOES NOT
BEND.
See also
Removing the cylinder
RX SX 125 Engine
ENG - 107

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