Eight-axle Roadswitchers
| Model designation | Build year | Total produced | AAR wheel arrangement | Prime mover | Power output | Image |
|---|---|---|---|---|---|---|
| DD35 | 1963–1964 | 30 | D-D | Dual EMD 567D3A |
5,000 hp (3.7 MW) |
|
| DD35A | 1965 | 15 | D-D | Dual EMD 567D3A |
5,000 hp (3.7 MW) |
|
| DDA40X | 1969–1971 | 47 | D-D | Dual EMD 645E3A |
6,600 hp (4.9 MW) |
Read more about this topic: List Of GM-EMD Locomotives