| Year | 1990 |
| Bore x Stroke | 79 x 66 mm |
| Capacity | 647 cc / 39.4 cu-in |
| Clutch | Wet Plate |
| Compression Ratio | 9.2:1 |
| Consumption Average | 46.6 mpg |
| Cooling System | Liquid cooled |
| Dry Weight | 165 kg / 363.7 lbs |
| Engine | Four stroke, 52°V-Twin cylinder, SOHC, 3 valve per cylinder |
| Final Drive | Chain |
| Front Brakes | Single 316mm discs 2 piston calipers |
| Front Suspension | 41mm Telescopic forks |
| Front Tyre | 110/80-17 |
| Fuel Capacity | 12 Litres / 3.2 US gal |
| Ignition | Digital transistorized |
| Induction | 2x36mm equal pressure flat slide carburetors |
| Max Power | 56.1 hp / 40.9 kW @ 7897 rpm |
| Max Torque | 56.9 Nm / 43 lb-ft @ 6053 rpm |
| Rake | 27° |
| Rear Brakes | Single 276mm disc 1 piston caliper |
| Rear Suspension | Pro-arm single shock, preload and rebound damping adjustment. |
| Rear Tyre | 150/70-17 |
| Seat Height | 773 mm / 30.6 in |
| Standing ¼ Mile | 13.6 sec / 93 mph |
| Starting | Electric |
| Top Speed | 172 km/h / 107 mph |
| Trail | 112 mm / 4.4 in |
| Transmission | 5 Speed |
| Wet Weight | 184.2 kg / 406 lbs |
| Wheelbase | 1430 mm / 56.3 in. |
