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SPECS · PICS · RATING
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BMW R71 19391939 BMW R71 specifications, pictures, reviews and rating |
 1939 BMW R71. Picture credits - BMW. Submit more pictures. |
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| General information | |
|---|---|
| Motorcycle name | BMW R71 |
| Year model | 1939 |
| Type | Custom / cruiser |
| Rating |
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| Engine and transmission | |
| Engine size | 746.0 ccm (45.52 cubic inches) |
| Type of engine | Two cylinder boxer, four-stroke |
| Effect | 22.0 HP (16.1 kW)) @ 4600 RPM |
| Top speed | 125.0 km/h (77.7 mph) |
| Compression | 5.5:1 |
| Bore x stroke | 78.0 x 78.0 mm (3.1 x 3.1 inches) |
| Fuel system | Carburettor. Graetzin G24 |
| Fuel control | Overhead Valves (OHV) |
| Lubrication system | Wet sump |
| Cooling system | Air |
| Gearbox | 4-speed |
| Transmission type | Shaft drive (cardan) (final drive) |
| Clutch | Dry-single plate-cable operated |
| Fuel consumption | 4.50 litres/100 km (22.2 km/l or 52.27 mpg) |
| Greenhouse gases | 104.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Chassis, suspension, brakes and wheels | |
| Frame type | Tubular steal duplex cradle |
| Front suspension | Cartridge |
| Rear suspension | Twin shock-swingarm |
| Front tire | 3.5-19 |
| Rear tire | 3.5-19 |
| Front brakes | Expanding brake (drum brake). Single |
| Diameter | 200 mm (7.9 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Diameter | 200 mm (7.9 inches) |
| Wheels | Spoked |
| Seat | Single seat |
| Physical measures and capacities | |
| Weight incl. oil, gas, etc | 187.0 kg (412.3 pounds) |
| Overall height | 960 mm (37.8 inches) |
| Overall length | 2130 mm (83.9 inches) |
| Overall width | 815 mm (32.1 inches) |
| Wheelbase | 1400 mm (55.1 inches) |
| Fuel capacity | 14.00 litres (3.70 US gallons) |
| Other specifications | |
| Starter | Kick |
| Update specs | Report missing specs or required updates. |
| Further information | |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 39 BMW R71 discussion group or the general BMW discussion group. |
| Related bikes | List related bikes for comparison of specs. |
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