Aprilia ST 125 (1982-84)

Make Model: Aprilia ST 125


Year: 1982 – 84
Engine: Two stroke, single cylinder
Capacity: 124 cc / 7.6 cu in
Bore x Stroke: 52.8 mm x 57mm
Compression Ratio: 14.5:1
Cooling System: Liquid cooled
Induction: ~A28 mm Dell’Orto PHBH AS
Ignition: Electronic
Battery: 12V 5.5 Ah
Generator: 130W
Starting: Kick
Clutch: Multi-disc oil bath
Max Power: 13.8 Nm / 18.5 hp @ 8250 rpm
Transmission: 6 Speed
Final Drive: Chain
Frame: Double cradle tubular steel
Front Suspension: Marzocchi ~A32mm fork. non-adjustable
Rear Suspension: Swingarm with single shock absorber
Front Brakes: Single ~A230 mm disc
Rear Brakes: ~A160mm drum
Front Wheel: 2.75-18

Rear Wheel: 3.00-18


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