| Year | 2004 |
| Bore x Stroke | 81 x 63mm |
| Capacity | 649 cc / 39.6 cu-in |
| Clutch | Wet, multiple disc |
| Compression Ratio | 9.0:1 |
| Cooling System | Air cooled |
| Dimensions | Length 2340mm / 92.1 in Width 880mm / 34.6 in Height 1075mm / 42.3 in |
| Dry Weight | 214 kg / 471 lbs |
| Engine | Four stroke, 70°V-twin cylinder, SOHC, 2 valve per cylinder |
| Final Drive | Shaft |
| Front Brakes | Single 298mm disc |
| Front Suspension | 41mm forks |
| Front Tyre | 100/90-19 |
| Fuel Capacity | 16 Liters / 4.2 US gal |
| Ignition | Digital TCI |
| Induction | 2x 28mm Mikuni BDS28 CV carburetors |
| Lubrication | Wet sump |
| Max Power | 40 hp / 29.2 kW @ 6500 rpm |
| Max Torque | 50.9 Nm / 37.5 lb-ft @ 3000 rpm |
| Rear Brakes | 200mm Drum |
| Rear Suspension | Adjustable link Monocross |
| Rear Tyre | 170/80-15 |
| Seat Height | 695 mm / 27.4 in |
| Starting | Electric |
| Transmission | 5 Speed |
| Wet Weight | 233 kg / 514 lbs |
| Wheelbase | 1610mm / 63.4 in |
