APRILIA SX 125 User Manual

Removing
•
Place the engine support so as to fa-
cilitate oil pump removal operations.
•
Undo and remove the two screws fixing
the oil pump.
•
Remove the oil pump and the O-ring
underneath; collect the oil pipes and
their guides.
Inspection
•
Male sure the delivery (1) and intake
(2) pipes do not leak or have pores at
their connecting points. Replace if re-
quired.
•
Clean the oil reservoir, the oil reservoir
filter and the oil intake pipe.
•
Always replace the oil pump when
damaged or leaking.
•
After installing the flexible pipe of the
oil pump, adjust it so that when in idle
position the marks on the pump lever
(3) are aligned with the pump (4) seat.
BLEEDING
Purge the oil pump and its pipes:
Engine RX SX 125
ENG - 126

APRILIA SX 125 Specifications

General

Displacement	124.2 cc
Cooling System	Liquid cooled
Fuel System	Electronic fuel injection
Transmission	6-speed
Rear Suspension	Monoshock
Front Tire	100/80-17
Rear Tire	130/70-17
Compression Ratio	12.5:1
Starter	Electric
Clutch	Wet multi-plate
Front Brake Disc	300 mm
Rear Brake Disc	220 mm
Dry Weight	134 kg
Bore x Stroke	58 mm x 47 mm
Max Power	11 kW (15 HP) @ 10, 000 rpm
Front Suspension	41 mm USD fork
Front Brake	Single 300 mm disc
Rear Brake	Single disc
Fuel Tank Capacity	7 liters
Frame	Steel perimeter
Engine Type	Single-cylinder, 4-stroke