2012 Aprilia SX 125 technical specifications

Technical specifications

Model: SX 125
Years: 2012-
Engine: Two stroke, single cylinder Aluminium cylinder with Nikasil coated liner. Read valve intake. Separate mixing. Homologated to Euro 3 standard.
Capacity: 125 cc / 7.6 cu-in
Bore x Stroke: 54 x 54.5 mm
Compression Ratio: 12.5:1
Cooling System: Liquid cooled
Induction: Dell’Orto VHST 28
Ignition: Electronic CDI
Starting: Kick
Max Power: 16.4 kW / 22 hp
Max Torque: 16.0 Nm / 1.6 kgf-m / 11.8 ft-lb
Transmission: 6 Speed
Final Drive: Chain
Gear Ratio: 1st 10:30 / 2nd 14:29 / 3rd 17:27 / 4th 19:25 / 5th 21:23 / 6th 22:21
Frame: High strength steel frame with double trellis beam and double cradle. Separate seat frame.
Front Suspension: Upside down telescopic fork, Ø40 mm
Front Wheel Travel: 260 mm / 10.2 in
Rear Suspension: Steel swingarm. Hydraulic monoshock with piggy back cylinder
Rear Wheel Travel: 270 mm / 10.6 in
Front Brakes: Single 260 mm disc, sliding 2 piston caliper, Brembo
Rear Brakes: Single 220 mm disc, sliding 1 piston caliper
Front Tyre: 110/70 17
Rear Tyre: 150/60 17
Seat Height: 870 mm / 34.3 in
Dry Weight: 115 kg / 254 lbs
Fuel Capacity: 10 Litres / 2.6 US gal
Fuel Reserve: 1.3 Litres / 0.3 US gal
Top Speed: 132 km/h / 82 mph

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