| General information | 
  
    | Model name | BMW R 80 ST | 
    | Year model | 1984 | 
    | Type | Touring | 
    | Rating | 3.8   See the detailed rating of touring capabilities, reliability, accident risk, etc. Compare with any other motorbike. | 
    
        | Engine and transmission | 
  
    | Engine size | 797.0 ccm (48.63 cubic inches) | 
    | Type of engine | Two cylinder boxer, four-stroke | 
    | Effect | 50.0 HP (36.5  kW)) @ 6500 RPM | 
    | Top speed | 172.0 km/h (106.9 mph) | 
    | Compression | 8.2:1 | 
    | Bore x stroke | 84.8 x 70.6 mm (3.3 x 2.8 inches) | 
    | Valves per cylinder | 2 | 
    | Fuel control | Overhead Valves (OHV) | 
    | Cooling system | Air | 
    | Gearbox | 5-speed | 
    | Transmission type | Shaft drive (cardan)  (final drive) | 
    
        | Chassis, suspension, brakes and wheels | 
  
    | Front tire | 100/90-19 | 
    | Rear tire | 120/90-18 | 
    | Front brakes | Single disc | 
    | Rear brakes | Expanding brake | 
    
        | Physical measures and capacities | 
  
    | Weight incl. oil, gas, etc | 197.0 kg (434.3 pounds) | 
    | Fuel capacity | 19.00 litres (5.02 US gallons) | 
    
        | Other specifications | 
  | Update specs | Report missing specs or required updates. | 
    
        | Further information | 
  | Insurance costs | Compare US insurance quotes from the nation's top providers. | 
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. | 
| Ask questions | Join the 84 BMW R 80 ST discussion group or the general BMW discussion group. | 
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