Attribute | ![]() Simson 425 GS 1958 × | ![]() Adler M 250 1952 × |
---|---|---|
General | ||
Production from (year) | 1958 | 1952 |
Make | Simson | Adler |
Model | Simson 425 GS | Adler M 250 |
Category | Sport | Custom / cruiser |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Twin, two-stroke |
Fuel system | Carburettor | Carburettor |
Displacement (cm³) | 247 | 250 |
Power (kw) | 12.8 | 11.7 |
Fuel consumption (l/100km) | 3.3 | 5.7 |
Cooling system | Air | Air |
Transmission type,final drive | Shaft drive (cardan) | Chain |
Bore (mm) | 68 | 54 |
Stroke (mm) | 68 | 54 |
Gearbox | - | 4-speed |
Greenhouse gases | 76.6 CO2 g/km. (CO2 - Carbon dioxide emission) | 132.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
Ignition | Magneto | - |
Clutch | - | Wet multiplate |
Chassis | ||
Front suspension | Telescopic | - |
Rear suspension | Swingarm | - |
Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Diameter (mm) | 180 | 180 |
Frame type | - | Semi double cradle |
Front tyre | 3.5-19 | - |
Rear tyre | 4-18 | - |
Seat | Single | Single spring-mounted |
Other | ||
Starter | - | Kick |
Dimensions | ||
Dry weight (kg) | 157 | 135 |
Power/weight ratio | 0.0815 | 0.0867 |
Performance | ||
Fuel capacity (l) | - | 12 |