General İnformation |
| Model |
BMW R25 |
| Year |
1951 |
| Category |
Allround |
Engine and transmission |
| Displacement |
247.00 ccm (15.07 cubic inches) |
| Power |
12.00 HP (8.8 kW)) @ 5600 RPM |
| Top speed |
80.0 km/h (49.7 mph) |
| Compression |
6.5:1 |
| Bore x stroke |
68.0 x 68.0 mm (2.7 x 2.7 inches) |
| Fuel system |
Carburettor. Bing |
| Fuel control |
Overhead Valves (OHV) |
| Ignition |
Battery |
| Lubrication system |
Wet sump |
| Cooling system |
Air |
| Gearbox |
4-speed |
| 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 |
Steel-single cradlel |
| Front suspension |
Cartridge |
| Rear suspension |
Pushrod |
| Frame |
3.25-19 |
| Front tyre |
3.25-19 |
| Rear tyre |
3.25-19 |
| Front brakes |
Expanding brake (drum brake) |
| Front brakes diamete |
160 mm (6.3 inches) |
| Rear brakes |
Expanding brake (drum brake) |
| rear_brakes_diameter |
160 mm (6.3 inches) |
Physical measures and capacities |
| Weight incl. oil, gas, etc |
140.0 kg (308.6 pounds) |
| Overall height |
710 mm (28.0 inches) |
| Overall length |
2,073 mm (81.6 inches) |
| Overall width |
750 mm (29.5 inches) |
| Ground clearance |
92 mm (3.6 inches) |
| Fuel capacity |
12.00 litres (3.17 gallons) |
Other specifications |
| Starter |
Kick |
