04 June. Thursday 2026
BMW R 65 - 1981 Specifications and Reviews
The 1981 BMW R 65 is a lightweight classic boxer twin ideal for riders seeking accessible, reliable everyday riding. Known for its robust air-cooled engine, comfortable ergonomics, and shaft-drive simplicity, it delivers dependable performance with minimal maintenance. Its manageable power delivery and 204kg weight make it perfect for both novice and experienced motorcyclists.
General information | |
| Category | Classic |
| Year | 1981 |
| Model | BMW R 65 |
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 | 82.0 x 61.5 mm (3.2 x 2.4 inches) |
| Compression | 9.2:1 |
| Power | 50.00 |
| Stroke | 4 |
| Engine type | Two cylinder boxer |
| Capacity: | 649.00 ccm (39.60 cubic inches) |
Physical measures and capacities | |
| Weight incl. oil, gas, etc | 204.0 kg (449.7 pounds) |
| | |
BMW R 65 dimensions and frame | |
| Rear brakes | Expanding brake |
| Front brakes | Single disc |
| Rear tyre dimensions | 4.00-18 |
| Front tyre dimensions | 3.25-18 |
| | |
Speed and acceleration | |
| Top speed | 175.0 km/h (108.7 mph) |
Other specs | |
| Fuel capacity | 22.00 litres (5.81 gallons) |
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