APRILIA SX 125 User Manual

•
Place a stand under the tyre to keep
the wheel in position once it is free.
•
Slide off the wheel pin from the left
side.
•
Collect the spacer from the left side.
•
Remove the wheel by sliding it off from the front.
Checking the front wheel
CAUTION
CHECK THAT ALL THE PARTS ARE IN GOOD CONDITIONS, ESPECIALLY THOSE MENTIONED
BELOW.
BEARINGS
Turn the internal ring manually; it must rotate
smoothly, continuously and silently.
There must be no axial clearance.
The bearings presenting these problems must be
replaced.
GASKETS
Check that the gaskets are in good conditions; replace them if they show signs of damage or excessive
wear.
Suspensions RX SX 125
SUSP - 142

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