Engine and Transmission Specifications |
| Driveline | Gears in oil bath final drive |
| Clutch | Automatic centrifugal dry clutch |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Cooling system | Liquid |
| Lubrication system | Wet sump forced lubrication system with mechanical pump |
| Ignition | CDI |
| Fuel system | Carburettor |
| Bore x Stroke | 40.0 x 39.3 mm (1.6 x 1.5 inches) |
| Compression | 12.1:1 |
| Torque | 4.70 Nm (0.5 kgf-m or 3.5 ft.lbs) @ 8000 Revolutions">RPM |
| Power | 5.36 Horsepower">HP (3.9 Kilowatt">kW)) @ 8500 Revolutions">RPM |
| Engine details | Reed valve |
| Engine type | Single cylinder, two-stroke |
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| Category | Scooter |
| Year | 2015 |
| Model | Aprilia SR 50 R Factory |
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Brakes, suspension, Frame and wheels |
| Wheels | Five spoke, light alloy wheels |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc. Racing caliper with twin opposed 30 mm pistons |
| Front brakes diameter | 190 mm (7.5 inches) |
| Front brakes | Single disc. Stainless steel disc; racing caliper with twin opposed 32 mm pistons. |
| Rear tyre | 130/60-13 |
| Front tyre | 130/60-13 |
| Rear wheel travel | 70 mm (2.8 inches) |
| Rear Suspension | Engine unit acting as swingarm |
| Front wheel travel | 90 mm (3.5 inches) |
| Front Suspension | Hydraulic fork |
| Frame type | Split single cradle frame in high tensile strength steel tube |
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Physical measures and capacities |
| Fuel capacity | 7.00 litres (1.85 gallons) |
| Wheelbase | 1,290 mm (50.8 inches) |
| Overall width | 705 mm (27.8 inches) |
| Overall length | 1,860 mm (73.2 inches) |
| Overall height | 1,120 mm (44.1 inches) |
| Seat height | 820 mm (32.3 inches) If adjustable, lowest setting. |
Other specs |
| Factory warranty | 2-year unlimited-mileage |
| Carrying capacity | Storage compartment in the seat nose |
| Light | Twin halogen headlights |
| Electrical | Generator: Flywheel-magneto, 70 W – 12 V |
| Instruments | Digital dashboard |
| Starter | Electric |
| Color options | White, black, red |
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