Engine  
  Engine Type  Air-cooled, 4-stroke single  
  Engine Displacement  644cc  
  Bore & Stroke  100 x 82mm   
  Compression Ratio  8.3 : 1  
  Carburation  40 mm VE-type carburettor  
  Max. Power Output  37 bhp at 5,750 rpm  
  Max. Torque  52.3 Nm at 4,500 rpm   
  Ignition Fully transistorised electronic   
  Starter  Electric 

Transmission  
  Gearbox  5-Speed  
  Final Drive  O-ring sealed chain

Dimensions and Weight   
  Length x Width x Height  2,151 x 823 x 1,157 mm   
  Wheelbase  1,490 mm   
  Seat Height  875 mm   
  Ground Clearance 216 mm  
  Fuel Capacity  11 litres (including 3.8-litre reserve)  
  Dry Weight 163 kg

Wheels, Suspension and Brakes   
  Wheels Front 17M/C x MT3.50 aluminium rim/steel spoke  
  Wheels Rear  17M/C x MT4.00 aluminium rim/steel spoke   
  Tyres Front  120/70 R17M/C 58H  
  Tyres Rear 150/60 R17M/C 66H   
  Suspension Front 45mm inverted leading-axle telescopic fork,218mm axle travel  
  Suspension Rear  Pro-Link, 186mm axle travel  
  Brakes Front 296 x 4mm hydraulic disc with dual-pistoncalliper and sintered metal pads   
  Brakes Rear  220 x 5mm hydraulic disc with single-piston calliper and sintered metal pads