| Attribute | Adler ISDT 1958 × | Hercules 322 1958 × |
|---|---|---|
| General | ||
| Production from (year) | 1958 | 1958 |
| Make | Adler | Hercules |
| Model | Adler ISDT | Hercules 322 |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Twin, two-stroke | Twin, two-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 247 | 246 |
| Power (kw) | 13.1 | 11 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 54 | 52 |
| Stroke (mm) | 54 | 58 |
| Ignition | Battery | - |
| Clutch | Enclosed | - |
| Compression | 6.6:1 | - |
| Chassis | ||
| Front suspension | Twin swining link | Telescopic |
| Rear suspension | Shock absorbers-plunger | Swingarm |
| Front brakes | - | Expanding brake (drum brake) |
| Rear brakes | - | Expanding brake (drum brake) |
| Front tyre | 3.25-16 | - |
| Rear tyre | 3.25-16 | - |
| Seat | Single | Dual |
| Wheels | Spoked | Spoked |
| Performance | ||
| Top speed (km/h) | 125 | 120 |
| Fuel capacity (l) | 12 | - |