| Year | 1979 |
| Bore x Stroke | 66 x 50mm |
| Capacity | 171 cc / 10.4 cu-in |
| Clutch | Wet, multi-disc |
| Compression Ratio | 7.5:1 |
| Cooling System | Air cooled |
| Engine | Two stroke, single cylinder, reed-valve inducted |
| Final Drive | Chain |
| Frame | Single-downtube, full cradle, chromoly frame, tubular section, chomoly swingarm |
| Front Brakes | Drum |
| Front Suspension | 43mm Kayaba forks |
| Front Tyre | 3.00 x 21 |
| Front Wheel Travel | 195 mm / 7.7 in |
| Fuel Capacity | 9.5 Litres / 2.5 US gal |
| Ground Clearance | 269 mm / 10.5 in |
| Ignition | CDI |
| Induction | 34mm Mikuni carburetor |
| Max Power | 20.60 hp / 15 kW @ 8500 rpm |
| Max Torque | 17.5 Nm / 12.90 lb-ft @ 7500 rpm |
| Rear Brakes | Drum |
| Rear Suspension | Monoshock |
| Rear Tyre | 4.10 x 18 |
| Rear Wheel Travel | 211 mm / 8.3 in |
| Seat Height | 877 mm / 34.5 in |
| Starting | Kick |
| Transmission | 6 Speed |
| Wet Weight | 107 kg / 237 lbs |
| Wheelbase | 1375 mm / 54.1 in |
