| General information | 
  
    | Model name | Suzuki GS 450 S | 
    | Year model | 1981 | 
    | Type | Allround | 
    | Rating | 3.4   Check out the detailed rating of reliability, maintenance costs, value for money, etc. Compare with any other motorcycle. | 
    
        | Engine and transmission | 
  
    | Engine size | 448.0 ccm (27.34 cubic inches) | 
    | Type of engine | Twin, four-stroke | 
    | Effect | 27.0 HP (19.7  kW)) @ 7600 RPM | 
    | Top speed | 160.0 km/h (99.4 mph) | 
    | Compression | 9.0:1 | 
    | Bore x stroke | 71.0 x 56.6 mm (2.8 x 2.2 inches) | 
    | Valves per cylinder | 2 | 
    | Fuel control | Double Overhead Cams/Twin Cam (DOHC) | 
    | Cooling system | Air | 
    | Gearbox | 6-speed | 
    | Transmission type | Chain  (final drive) | 
    
        | Chassis, suspension, brakes and wheels | 
  
    | Front tire | 3.00-18 | 
    | Rear tire | 3.75-18 | 
    | Front brakes | Single disc | 
    | Rear brakes | Expanding brake | 
    
        | Physical measures and capacities | 
  
    | Weight incl. oil, gas, etc | 191.0 kg (421.1 pounds) | 
    | Fuel capacity | 15.00 litres (3.96 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 81 Suzuki GS 450 S discussion group or the general Suzuki discussion group. | 
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