06 December. Saturday 2025
Aprilia SR 50 R Street - 2011 Specifications and Reviews
Engine and Transmission Specifications | |
| Transmission type,final drive | Belt |
| Gearbox | Automatic |
| Lubrication system | Separate mixing with mechanical oil pump |
| Ignition | CDI - capacitor discharge ignition |
| Fuel system | Carburettor. 17.5 mm throttle body |
| Bore x stroke | 40.0 x 39.3 mm (1.6 x 1.5 inches) |
| Compression | 12.1:1 |
| Engine details | Intake: Reed valve |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.00 ccm (2.99 cubic inches) |
| Category | Scooter |
| Year | 2011 |
| Model | Aprilia SR 50 R Street |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Five spoke light alloy wheels front and rear: 3.50 x 13´ |
| Rear brakes diameter | 190 mm (7.5 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 190 mm (7.5 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 130/60-13 |
| Front tyre dimensions | 130/60-13 |
| Rear suspension travel | 70 mm (2.8 inches) |
| Rear suspension | Engine unit acting as swingarm, secured to the frame by linkages on radial silent block mountings. |
| Front suspension 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 | 6.50 litres (1.72 gallons) |
| Wheelbase | 1,290 mm (50.8 inches) |
| Overall length | 1,860 mm (73.2 inches) |
| Seat height | 820 mm (32.3 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 |
| Cooling system | Air |
| 0-100 km/h (0-62 mph) | 3.100 seconds |
| Top speed | 225.3 km/h (140.0 mph) |
| Capacity: | 710.00 ccm (43.32 cubic inches) |
| Model | Alligator A-6 |
| Color options | Grey, black |
| Starter | Electric |
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