1999 Ducati ST4
          
      General motorcycle information
Engine and transmission
Displacement
        
                      55.89 cubic inches            (916.0 ccm)
                  
      Engine type
        
          V2, 4 stroke        
      Power
      
                  105.0 horsepowers          (78.3 kiloWatts)
           at 8500 RPM              
    Torque
      
                              61.22 pound-foot/lbf-ft            (83.00 Nm / 8.46 kgf-m)
                     at 6500 RPM              
    Compression
      
                  11:1
              
    Bore x stroke
      
                  5.74 x 4.03 inches (94.0 x 66.0 mm)              
    Valves per cylinder
        
          4        
      Fuel system
      
                  Injection              
    Cooling system
      
                  Liquid              
    Gearbox
      
                  6-speed              
    Transmission type, final drive
      
                  Chain              
    Starter
      
                  Electric              
    Fuel consumption
      
                  5.90 litres/100 km, 16.9 km/l or 39.9 mpg              
    Top speed
      
                  243.0 kmh (151.0 mph)               
    Chassis, suspension, brakes and wheels
Front suspension travel
        
          7.93 inches (130.0 mm)        
      Rear suspension travel
        
          9.03 inches (148.0 mm)        
      Front tyre
        
                      120/70-ZR17                  
      Rear tyre
        
                      170/60-ZR17                  
      Front brake
      
                  Double discs                                                                
    Front brakes diameter
        
          19.53 inches (320.0 mm)        
      Rear brake
      
                                       Single disc                                             
    Rear brakes diameter
        
          14.95 inches (245.0 mm)        
      Physical measures and capacities
Dry weight
      
                  -
              
    Wet weight
        
          521.4 pounds (236.5 kg)        
      Seat height
      
                  50.0 inches (820 mm)              
    Wheelbase
      
                  87.3 inches (1430 mm)              
    Ground clearance
      
                  -
              
    Fuel capacity
      
                  5.55 gallons (21.0 litres)              
    Oil capacity
      
                  -
              
    Further motorcycle information
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