| Year | 1995 |
| Bore x Stroke | 95 x 90.4 mm |
| Braking 100 km/h - 0 | 42.3 m / 138.8 ft |
| Braking 60 km/h - 0 | 14.2 m / 46.6 ft |
| Capacity | 640 cc / 39 cu in |
| Compression Ratio | 9.7:1 |
| Consumption average | 5.3 L/100 km / 19 km/l / 44.7 US mpg / 53.7 Imp mpg |
| Cooling System | Air/oil cooled |
| Dimensions | Length: 2385 mm / 93.9 in Width: 870 mm / 34.3 in Height: 1330 mm / 52.4 in |
| Engine | Air/oil cooled, four stroke, single cylinder. SOHC, 4 Valve per cylinder. |
| Final Drive | Chain |
| Front Brakes | Single 280 mm disc, 2 piston caliper |
| Front Suspension | Telescopic fork, coil spring, air/oil damped |
| Front Tyre | 90/90-21 |
| Fuel Capacity | 17 Litres / 4.5 US gal / 3.7 Imp gal |
| Ignition | Digital |
| Induction | 40 mm Flat side BST40 Mikuni |
| Max Power | 32.8 kW / 45 hp @ 6800 rpm (at rear wheel 30.6 kW / 41.1hp @ 6500 rpm ) |
| Max Torque | 57 Nm / 5.1 kgf-m / 42.0 lb-ft @ 5000 rpm |
| Rake | 27° |
| Rear Brakes | Single 230 mm disc, 2 piston calipers |
| Rear Suspension | Full Floater swingarm, single shock, gas/oil damped |
| Rear Tyre | 120/90-17 |
| Seat Height | 890 mm / 34.8 in |
| Standing ¼ Mile | 13.8 sec / 146 km/h / 90.7 mph |
| Starting | Kick |
| Top Speed | 165.8 km/h / 103 mph |
| Trail | 74.5 mm / 2.9 in |
| Transmission | 5 Speed |
| Wet Weight | 166 kg / 366 lbs |
| Wheelbase | 1509 mm / 59.4 in |
