General İnformation |
| Model |
BMW R4 Series 2 |
| Year |
1933 |
| Category |
Allround |
Engine and transmission |
| Displacement |
398.00 ccm (24.29 cubic inches) |
| Power |
12.00 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) |
| Lubrication system |
Wet sump |
| Cooling system |
Air |
| Transmission type, final drive |
Shaft drive (cardan) |
| 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 |
Cartridge |
| Rear suspension |
Rigid |
| Frame |
3.50-26.00 |
| Front tyre |
3.50-26.00 |
| Rear tyre |
3.50-26.00 |
| Front brakes |
Expanding brake (drum brake) |
| Front brakes diamete |
180 mm (7.1 inches) |
| Rear brakes |
Expanding brake (drum brake) |
| rear_brakes_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 |
1,980 mm (78.0 inches) |
| Overall width |
850 mm (33.5 inches) |
| Wheelbase |
1,300 mm (51.2 inches) |
| Fuel capacity |
10.00 litres (2.64 gallons) |
Other specifications |
| Starter |
Kick |
| Carrying capacity |
200kg |
