| Brand | Masson |
| Model | RSD 400 |
| Power (type) | 830 |
| RPM (type) | 1800 |
| Ratio (type) | 4,646 : 1 |
| Year of manufacturing | 1977-05-23 |
| Sae housing | Sae-0 |
| Flexible coupling | Without |
| Controls | Mechanical |
| Brackets | Yes |
| Oil cooler | No |
| Pto | No |
| LxWxH (cm) | 115x100x110, 115x95x105 |
| Weight (kg) | 1250 |