| Year | 1989 |
| Bore x Stroke | 74 х 58 mm |
| Capacity | 249 cc / 15.2 cu-in |
| Compression Ratio | 11.0:1 |
| Cooling System | Liquid cooled |
| Dry Weight | 117 kg / 258 lbs |
| Engine | Four stroke single cylinder, DOHC, 4 valve |
| Final Drive | Chain |
| Front Brakes | Single 250mm disc 2 piston caliper |
| Front Suspension | Air-adjustable leading-axle fork |
| Front Tyre | 3.00 - 21 |
| Front Wheel Travel | 231 mm / 9.1 in |
| Fuel Capacity | 11 Litres / 2.9 US gal |
| Gear Ratio | 1st 2.000:1 2nd 2.000:1 3rd 1.500:1 4th 1.250:1 5th 1.050:1 6th 0.904:1 |
| Ignition | CDI |
| Induction | Keihin CVK34 carburetor |
| Main jet. / Jet needle. | 120 / N31B |
| Max Power | 28 hp / 20.8 kW @ 9000 rpm |
| Max Torque | 2.3 kgf-m / 16.6 lb-ft @ 7500 rpm |
| Rake | 28.5° |
| Rear Brakes | Drum |
| Rear Suspension | Uni-Trak single shock with adjustable preload and 4-way rebound damping |
| Rear Tyre | 4.60 - 17 |
| Rear Wheel Travel | 231 mm / 9.1 in |
| Seat Height | 856mm / 33.7 in |
| Spark Plug | NGK DP9EA-9 or ND X27EP-U9 |
| Starting | Kick |
| Trail | 117 mm // 4.6 in |
| Transmission | 6 Speed |
| Wheelbase | 1415mm / 55.71 in |
