| Attribute | Hercules A 175 1959 × | Vespa PX125 × |
|---|---|---|
| General | ||
| Production from (year) | 1959 | 2008 |
| Make | Hercules | Vespa |
| Model | Hercules A 175 | Vespa PX125 |
| Category | Sport | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | Carburettor. Bing 24mm | - |
| Displacement (cm³) | 173 | 125 |
| Power (kw) | 6.8 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Belt |
| Bore (mm) | 62 | 62.5 |
| Stroke (mm) | 58 | 48.5 |
| Gearbox | 4-speed | 4-speed |
| Fuel control | - | Single Overhead Cams (SOHC) |
| Clutch | Wet multiplate | Automatic twist and go |
| Lubrication system | - | Wet sump |
| Chassis | ||
| Front suspension | Telescopic | Single arm with helical spring and dual effect hydraulic single shock absorber |
| Rear suspension | Swingarm | Coil spring and dual effect single shock absorber |
| Front brakes | Expanding brake (drum brake) | Single disc |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 150 | 150 |
| Front tyre | 3.25-16 | - |
| Rear tyre | 3.50-16 | - |
| Seat | Dual | - |
| Wheels | Spoked | - |
| Other | ||
| Starter | Kick | Electric & kick |
| Color options | - |
|
| Dimensions | ||
| Dry weight (kg) | 140 | 110 |
| Power/weight ratio | 0.0486 | - |
| Performance | ||
| Top speed (km/h) | 90 | 62 |
| Fuel capacity (l) | 11.5 | 8.6 |