| Year | 1981 |
| Bore x Stroke | 56.5 x 49.5 mm |
| Capacity | 124 cc / 7.6 cu-in |
| Clutch | Multi-disc, wet |
| Compression Ratio | 7.4:1 |
| Cooling System | Air cooled |
| Dry-Weight | 133 kg / 295.4 lbs |
| Engine | Four stroke, single cylinder, OHC, 2 valve per cylinder |
| Final Drive | Chain |
| Front Suspension | Telescopic fork, 4.5 in wheel travel |
| Front Tyre | 2.50 -18 |
| Fuel Capacity | 10 Litres / 10.6 US gal |
| Gear Ratio | 5th 9.46 / 4th 11.10 / 3rd 13.72 / 2nd 17.81 / 1st 26.20 |
| Ignition | CDI |
| Induction | 2x Keihin 22mm slide type manual choke |
| Max Power | 17 hp / 12.4 kW @ 11500 rpm |
| Max Torque | NA |
| Rear Suspension | Swing arm, 2.6 in wheel travel |
| Rear Tyre | 2.75 -18 |
| Starting | Kick |
| Transmission | 5 Speed |
