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 |
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 |
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. |
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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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