| Model | Y139V |
| Engine type | Single cylinder with air-cooled, 4 stroke, OHV |
| Displacement (cc) | 139 |
| Max power(kW)@3600RPM | 2.6 |
| Peak torque(Nm)@3060rpm | 7.0 |
| Bore x stroke (mm) | 65 x 42 |
| Fuel tank capacity (L) | 1 |
| Oil capacity (L) | 0.6 |
| Electric start system | optional |
| Dry weight(kg) | 12.5 |
| Dimensions LxWxH(mm) | 390x335x350 |
