APRILIA SX 125 User Manual

Characteristic
Standard spark plug
NGK BR8ES
Standard spark plug (FULL POWER)
NGK R BR10ES
Electrode gap
0.7 - 0.8 mm (0.027 - 0.031 in)
Troubleshooting
•
Check that the 7.5 A fuse and 20 A fuse are not damaged.
•
Check the spark plug and replace it if necessary.
•
Check the high voltage wire and the spark plug cap.
•
Check the coil.
•
Check the pick-up.
•
Check that the 15 A fuses are in good conditions.
•
Check the diode.
•
Check the start-up relay.
•
Replace the CDI by another one in proper operating conditions.
Battery recharge circuit
System diagram key:
RX SX 125 Electrical system
ELE SYS - 57

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