Simson 425 GS: history, specs, pictures
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| Simson 425 GS | |
| Manufacturer | |
|---|---|
| Production | 1957 - 1959 |
| Engine | single cylinder, four-stroke |
| Bore / Stroke | 68.0mm x 68.0mm |
| Horsepower | 17.17 HP (12.8 KW) @ 7200RPM |
| Fuel System | carburetor |
| Ignition | magneto |
| Transmission | Final Drive: shaft drive (cardan) |
| Suspension | Front: telescopic Rear: swingarm |
| Brakes | Front: expanding brake (drum brake) Rear: expanding brake (drum brake) |
| Front Tire | 3.5-19 |
| Rear Tire | 4-18 |
| Weight | 346.13 pounds (157.0 Kg) (dry), |
| Fuel Capacity | 4.23 Gallon (16.00 Liters) |
| Fuel Consumption | 3.30 liters/100 km (30.3 km/l or 71.28 mpg) |
| Manuals | Service Manual |
The Simson 425 GS was a single cylinder, four-stroke standard produced by Simson between 1957 and 1959. Claimed horsepower was 17.17 HP (12.8 KW) @ 7200 RPM.
Engine[edit | edit source]
The engine was a air cooled single cylinder, four-stroke. A 68.0mm bore x 68.0mm stroke result in a displacement of just 247.0 cubic centimeters.
Chassis[edit | edit source]
It came with a 3.5-19 front tire and a 4-18 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a telescopic while the rear was equipped with a swingarm. The 425 GS was fitted with a 4.23 Gallon (16.00 Liters) fuel tank. The bike weighed just 346.13 pounds (157.0 Kg).