22 June. Monday 2026
BMW K 100 - 1989 Specifications and Reviews
The 1989 BMW K 100 is a sophisticated naked bike powered by a smooth 987cc inline-four engine delivering 90 horsepower and a top speed of 218 km/h. Best known for its innovative shaft drive and liquid-cooled DOHC engine, it suits riders seeking a refined, technology-forward alternative to traditional motorcycles. Its balanced performance and distinctive engineering made it a landmark bike for touring and everyday riding.
General information | |
| Category | Naked bike |
| Year | 1989 |
| Model | BMW K 100 |
Engine and Transmission Specifications | |
| Transmission type,final drive | Shaft drive (cardan) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Fuel control | DOHC |
| Valves per cylinder | 2 |
| Bore x stroke | 67.0 x 70.0 mm (2.6 x 2.8 inches) |
| Compression | 10.2:1 |
| Top speed | 218.0 km/h (135.5 mph) |
| Power | 90.00 |
| Engine type | In-line four, four-stroke |
| Capacity: | 987.00 ccm (60.23 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes | Single disc |
| Front brakes | Dual disc |
| Rear tyre dimensions | 130/90-17 |
| Front tyre dimensions | 100/90-18 |
| | |
Physical measures and capacities | |
| Fuel capacity | 21.00 litres (5.55 gallons) |
| Weight incl. oil, gas, etc | 243.0 kg (535.7 pounds) |
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