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BMW R4 Series 1 19321932 BMW R4 Series 1 specifications, pictures, reviews and rating |
| General information | |
|---|---|
| Model name | BMW R4 Series 1 |
| Year of manufacture | 1932 |
| Type | Allround |
| Rating |
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| Engine and transmission | |
| Engine size | 398.0 ccm (24.29 cubic inches) |
| Type of engine | Single cylinder, four-stroke |
| Output | 12.0 HP (8.8 kW)) @ 4000 RPM |
| Top speed | 100.0 km/h (62.1 mph) |
| Compression | 5.7:1 |
| Bore x stroke | 84.0 x 78.0 mm (3.3 x 3.1 inches) |
| Fuel system | Carburettor. SUM CK 3/500 Fr |
| Fuel control | Overhead Valves (OHV) |
| Ignition | Battery |
| Lubrication system | Wet sump |
| Cooling system | Air |
| Transmission type | Shaft drive (cardan) (final drive) |
| Clutch | Dry-single plate-cable operated |
| Fuel consumption | 3.50 litres/100 km (28.6 km/l or 67.21 mpg) |
| Greenhouse gases | 81.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Chassis, suspension, brakes and wheels | |
| Frame type | Pressed steel duplex |
| Front suspension | Friction shock absorber |
| Rear suspension | Rigid |
| Front tire | 3.50-26.00 |
| Rear tire | 3.50-26.00 |
| Front brakes | Expanding brake (drum brake) |
| Diameter | 180 mm (7.1 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Diameter | 180 mm (7.1 inches) |
| Seat | Solo seat with springs |
| Physical measures and capacities | |
| Weight incl. oil, gas, etc | 137.0 kg (302.0 pounds) |
| Overall height | 950 mm (37.4 inches) |
| Overall length | 1980 mm (78.0 inches) |
| Overall width | 850 mm (33.5 inches) |
| Wheelbase | 1300 mm (51.2 inches) |
| Fuel capacity | 10.00 litres (2.64 US gallons) |
| Other specifications | |
| Starter | Kick |
| Carrying capacity | 200kg |
| 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 32 BMW R4 Series 1 discussion group or the general BMW discussion group. |
| Related bikes | List related bikes for comparison of specs. |
| Compare with another motorcycle | |
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