| Year | 1987 |
| Bore x Stroke | 100 x 75 mm |
| Capacity | 589 cc / 35.6 cu-in |
| Compression Ratio | 9.0:1 |
| Consumption Average | 46.2 mpg |
| Cooking System | Air cooled |
| Dry Weight | 134 kg / 295.5 lbs |
| Engine | Four stroke, single cylinder, SOHC, 4 valve per cylinder, RFVC radial valve |
| Final Drive | Chain |
| Front Brakes | Single 240mm disc 2 piston calliper |
| Front Suspension | 39mm Showa air-adjustable leading-axle forks with dual Syntallic bushings |
| Front Tyre | 3.00-21 |
| Front Wheel Travel | 220 mm / 9.0 in |
| Fuel Capacity | 12 Litres / 3.2 US gal |
| Ground Clearance | 274 mm / 10.8 in |
| Ignition | Solid state CD |
| Induction | 2 x 28mm piston valve |
| Max Power | 33 kW / 45 hp @ 6500 rpm |
| Max Torque | 48.8 Nm / 36 lb-ft @ 5000 rpm |
| Rear Brakes | 140mm Drum |
| Rear Suspension | Pro-link with adjustable rebound damping |
| Rear Tyre | 5.10-17 |
| Rear Wheel Travel | 203 mm / 8.0 in |
| Seat Height | 860mm / 33.8 in |
| Standing ¼ Mile | 14.0 sec / 90 mph |
| Starting | Primary kick with automatic compression release |
| Top Speed | 100 mph |
| Transmission | 5 Speed |
| Wet Weight | 145 kg / 321 lbs |
| Wheelbase | 1420mm / 55.9 in |
