| Year | 1987 |
| Bore x Stroke | 75 x 56.5 mm |
| Capacity | 249 cc / 15.1 cu-in |
| Clutch | Wet multi-plate |
| Compression Ratio | 10.2:1 |
| Cooling System | Air cooled |
| Dry Weight | 117 kg kg / 258 lbs |
| Engine | Four stroke, single cylinder, SOHC, RFVC, 4 valve |
| Final Drive | Chain |
| Front Brakes | Drum |
| Front Suspension | Air assisted telescopic fork |
| Front Tyre | 3.00 - 21 |
| Front Wheel Travel | 210 mm / 8.2 in |
| Fuel Capacity | 10.5 Litres / 2.8 gal |
| Ground Clearance | 289 mm / 11.4 in |
| Ignition | Solid state CD |
| Induction | 2 x 24mm piston valve |
| Max Power | 20.2 hp / 15 kW @ 7500rpm |
| Max Torque | 19.6 Nm / 14.5 lb ft @ 8000 rpm |
| Rear Brakes | Drum |
| Rear Suspension | Single shock, swing arm |
| Rear Tyre | 4.60 -17 |
| Rear Wheel Travel | 109 mm / 4.2 in |
| Seat Height | 856 mm / 33.7 in |
| Starting | Primary kick with automatic compression release |
| Transmission | 6 Speed |
| Wheelbase | 1379 mm / 54.3 in |
