| Attribute | Adler MB 250 RS 1955 × | Adler MB 250 RS 1954 × |
|---|---|---|
| General | ||
| Production from (year) | 1955 | 1954 |
| Make | Adler | Adler |
| Model | Adler MB 250 RS | Adler MB 250 RS |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Twin, two-stroke | Twin, two-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 247 | 247 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 54 | 54 |
| Stroke (mm) | 54 | 54 |
| Ignition | Coil | Coil |
| Compression | 5.8:1 | 5.8:1 |
| Chassis | ||
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Doble tubular | Doble tubular |
| Front tyre | 3.25-16 | 3.25-16 |
| Rear tyre | 3.25-16 | 3.25-16 |
| Seat | Single | Single |
| Wheels | Spoked | Spoked |
| Dimensions | ||
| Wheelbase (mm) | 1,257 | 1,257 |
| Performance | ||
| Top speed (km/h) | 169 | 169 |
| Fuel capacity (l) | 12 | 12 |