Aprilia SX 125 - 2013 Specifications and Reviews
The 2013 Aprilia SX 125 is a lightweight supermoto designed for entry-level and younger riders seeking nimble, urban-focused performance. Its compact two-stroke engine delivers 21.45 horsepower with sharp handling characteristics, making it ideal for learners and enthusiasts who prioritize agility and ease of control over outright speed. The SX 125 is best known for its approachable nature and fun factor in the 125cc supermoto class.
General information | |
| Category | Super motard |
| Year | 2013 |
| Model | Aprilia SX 125 |
Engine and Transmission Specifications | |
| Emission details | Euro 3 |
| Clutch | Multi-disc wet clutch. |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Separate mixing with variable displacement, volumetric pump. |
| Ignition | Electronic CDI ignition. |
| Fuel system | Carburettor. Dell’Orto VHST 28 |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Compression | 12.5:1 |
| Top speed | 120.0 km/h (74.6 mph) |
| Torque | 16.00 Nm (1.6 kgf-m or 11.8 ft.lbs) @ 9750 |
| Power | 21.45 |
| Engine details | Aluminium cylinder with Nikasil liner. |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 122.00 ccm (7.44 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Aluminium |
| Rear brakes diameter | 220 mm (8.7 inches) |
| Rear brakes | Single disc. Floating caliper with single piston. |
| Front brakes diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc. Floating caliper with two parallel pistons. |
| Rear tyre dimensions | 150/60-17 |
| Front tyre dimensions | 110/70-17 |
| Rear suspension travel | 270 mm (10.6 inches) |
| Rear suspension | Steel swingarm. Hydraulic monoshock with piggy back cylinder. |
| Front suspension travel | 260 mm (10.2 inches) |
| Front suspension | 40 mm upside down hydraulic fork. |
| Frame type | High strength steel frame with double trellis beam and double cradle. Detachable seat frame. |
| | |
Physical measures and capacities | |
| Reserve fuel capacity | 1.30 litres (0.34 gallons) |
| Fuel capacity | 10.00 litres (2.64 gallons) |
| Wheelbase | 1,480 mm (58.3 inches) |
| Overall width | 850 mm (33.5 inches) |
| Overall length | 2,165 mm (85.2 inches) |
| Seat height | 830 mm (32.7 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.1865 HP/kg |
| Dry weight | 115.0 kg (253.5 pounds) |
Other specs | |
| Color options | Black |
| Electrical | 12V 180W generator. |
| Starter | Kick |






































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