| BMW R51 model overview |
| BMW R51 models include the 9 motorcycles below produced from 1938 to 1954. The 1954 BMW R51 3 motorcycle is used as an example on this page. It has a 494 ccm two cylinder boxer engine. The category is allround. |
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| Engine and transmission |
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| Displacement | 494.0 ccm (30.14 cubic inches) |
| Power | 24.1 HP (17.6 kW) @ 5800 RPM |
| Top speed | 135.0 km/h (83.9 mph) |
| Gearbox | 4-speed |
| Clutch | Dry-single plate-cable operated |
| Frame, dampers, brakes and wheels |
|---|
| Frame | Steel single cradle |
| Front dampers | Cartridge |
| Rear dampers | Telscopic |
| Front tire | 3.50-19.00 |
| Rear tire | 3.50-19.00 |
| Front brakes | Expanding brake (drum brake) |
| Diameter | 200 mm (7.9 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Diameter | 200 mm (7.9 inches) |
| Weight and dimentions |
|---|
| Wet weight | 190.0 kg (418.9 pounds) |
| Wheelbase | 1400 mm (55.1 inches) |
| Length | 2130 mm (83.9 inches) |
| Height | 985 mm (38.8 inches) |
| Width | 790 mm (31.1 inches) |
| Fuel tank | 17.0 litres (4.49 US gallons) |
| Other information |
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The BMW R51 model variants with detailed specs:
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