04 June. Thursday 2026
BMW R 80 G/s - 1985 Specifications and Reviews
The 1985 BMW R 80 G/S is a versatile adventure bike suited for riders seeking reliable, all-terrain capability. Powered by an air-cooled 797cc boxer twin producing 50 horsepower, it delivers dependable torque and legendary durability. This machine pioneered the modern adventure touring category, excelling both on pavement and unpaved roads with its balanced handling and robust shaft-drive transmission.
General information | |
| Category | Allround |
| Year | 1985 |
| Model | BMW R 80 G/S |
| | |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Shaft drive (cardan) |
| Gearbox | 5-speed |
| Cooling system | Air |
| Fuel control | OHV |
| Valves per cylinder | 2 |
| Bore x stroke | 84.8 x 70.6 mm (3.3 x 2.8 inches) |
| Compression | 8.2:1 |
| Power | 50.00 |
| Stroke | 4 |
| Engine type | Two cylinder boxer |
| Capacity: | 797.00 ccm (48.63 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 196.0 kg (432.1 pounds) |
BMW R 80 G/s dimensions and frame | |
| Rear brakes | Expanding brake |
| Front brakes | Single disc |
| Rear tyre dimensions | 4.00-18 |
| Front tyre dimensions | 3.00-21 |
Speed and acceleration | |
| Top speed | 173.0 km/h (107.5 mph) |
| | |
Other specs | |
| Fuel capacity | 19.50 litres (5.15 gallons) |
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