Fuel types: diesel
6 cylinder diesel engine 270 hp, with bulldozer blade and 5-tooth ripper equipment. Track width 600mm, blade width 3490mm, ballast block at rear, low loader is not included
| Category | Dozers |
| Brand | Allis Chalmers |
| Model | HD 21 |
| Construction year | 1964 |
| Reference | A1-36870-10 |
