| Attribute | Hercules 317 1955 × | Zündapp DB 203 1953 × |
|---|---|---|
| General | ||
| Production from (year) | 1955 | 1953 |
| Make | Hercules | Zündapp |
| Model | Hercules 317 | Zündapp DB 203 |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Bing 26mm | Carburettor. Bing |
| Displacement (cm³) | 197 | 198 |
| Power (kw) | 8 | 6.4 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 62 | 60 |
| Stroke (mm) | 66 | 70 |
| Gearbox | - | 4-speed |
| Chassis | ||
| Front suspension | Telescopic | Telescopic |
| Rear suspension | - | Rigid |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Single cradle | - |
| Front tyre | 3-19 | 3.25-19 |
| Rear tyre | 3-19 | 3.25-19 |
| Seat | Two | Two single seats |
| Wheels | Spoked | Spoked |
| Dimensions | ||
| Dry weight (kg) | 120 | 122 |
| Power/weight ratio | 0.0667 | 0.0525 |
| Performance | ||
| Top speed (km/h) | 95 | 90 |
| Fuel capacity (l) | - | 12 |