Engine and Transmission Specifications | 
| Emission details | Euro 2 | 
| Clutch | Automatic centrifugal dry clutch | 
| Transmission type,final drive | Belt | 
| Gearbox | Automatic | 
| Cooling system | Air | 
| Lubrication system | Separated mixer, with mechanical pump. | 
| Ignition | Electronic inductive discharge ignition with variable advance | 
| Fuel system | Carburettor.  Dell'
Orto 17.5 mm | 
| Bore x stroke | 40.0 x 39.3 mm (1.6 x 1.5 inches) | 
| Compression | 10.3:1 | 
| Torque | 4.40 Nm (0.4 kgf-m or 3.2 ft.lbs) @ 6500 | 
| Power | 4.02 | 
| Engine type | Single cylinder, two-stroke | 
| Capacity: | 49.20 ccm (3.00 cubic inches) | 
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| Category | Scooter | 
| Year | 2011 | 
| Model | Aprilia SportCity One 50 Street | 
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Brakes, suspension, Frame and wheels | 
| Wheels | Light alloy Front: 3,00 x 14 Rear: 3,50 x 14 | 
| Rear brakes diameter | 140 mm (5.5 inches) | 
| Rear brakes | Expanding brake (drum brake) | 
| Front brakes diameter | 220 mm (8.7 inches) | 
| Front brakes | Single disc | 
| Rear tyre dimensions | 120/70-14 | 
| Front tyre dimensions | 120/70-14 | 
| Rear suspension travel | 76 mm (3.0 inches) | 
| Rear suspension | Engine unit acting as swingarm. Single hydraulic shock absorber with adjustable spring preload. | 
| Front suspension travel | 85 mm (3.3 inches) | 
| Front suspension | Hydraulic fork | 
| Frame type | Single cradle frame in high strength steel tube. | 
Physical measures and capacities | 
| Reserve fuel capacity | 1.50 litres (0.40 gallons) | 
| Fuel capacity | 7.00 litres (1.85 gallons) | 
| Wheelbase | 1,355 mm (53.3 inches) | 
| Overall width | 730 mm (28.7 inches) | 
| Overall length | 1,947 mm (76.7 inches) | 
| Seat height | 775 mm (30.5 inches) If adjustable, lowest setting. | 
Other specs | 
| Comments | Racing driver and race car manufacturer Dan Gurney is the inventor of the Alligator motorcycle. | 
| Wheelbase | 1,524 mm (60.0 inches) | 
| Dry weight | 145.2 kg (320.0 pounds) | 
| Rear wheel travel | 114 mm (4.5 inches) | 
| Rear Suspension | Dual Shock absorbers | 
| Front wheel travel | 109 mm (4.3 inches) | 
| Front Suspension | 43mm inverted cartridge fork | 
| 0-100 km/h (0-62 mph) | 3.100 seconds | 
| Top speed | 225.3 km/h (140.0 mph) | 
| Engine details | Honda engine | 
| Capacity: | 710.00 ccm (43.32 cubic inches) | 
| Model | Alligator A-6 | 
| Color options | Black, White, Green | 
| Carrying capacity | Big enough for a full face helmet. | 
| Starter | Electric & kick | 
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