| VESPA 50 | APRILIA RS 457 |
|---|
| engine specs | |
| Type | |
|---|---|
| SIngle cylinder, two stroke, air-cooled | liquid-cooled twin-cylinder engine with dual camshaft timing and four valves per cylinder |
| Displacement | |
| 49.8 cm3 | - |
| Bore X Stroke | |
| 1.5x1.7 in OR 38 mm | - |
| Compression Ratio | |
| 7.2:1 | - |
| Horsepower | |
| 2.6/4500 KW(hp)/RPM | 48/- KW(hp)/RPM |
| Fuel System | |
| Carburetor | - |
| transmission specs | |
| Gearbox | |
|---|---|
| 3-Speed | - |
| Clutch | |
| Wet Multi-plate | - |
| Final Drive | |
| Direect drive | - |
| chassis specs | |
| Frame | |
|---|---|
| Pressed sheet steel with streamlined monocoque structure | Aluminium frame |
| Front Suspension | |
| Hydraulic shock absorber with rubber elements | - |
| Rear Suspension | |
| Hydraulic shock absorber | - |
| Front Brake | |
| Drum | - |
| Rear Brake | |
| Drum | - |
| dimension specs | |
| Overall Length | |
|---|---|
| 64.2 in OR 1631 mm | - |
| Overall Width | |
| 38.6 in OR 980 mm | - |
| Ground Clearance | |
| 8.3 in OR 211 mm | - |
| Weight | |
| 159 lbs OR 72 kg | 351 lbs OR 159 kg |
| Fuel Capacity | |
| 1.5 gallons OR 5.7 L | - |
| tyres specs | |
| Front | |
|---|---|
| 2.75 x 9" | - |
| Rear | |
| 2.75 x 9" | - |
