NS 4000
| Rebuilt by GE/American Motive Power 08/15 from NS 8799 |
AC44C6M
| 48259 | 1 | 220656 |
NS 4002
| Rebuilt by NS/Roanoke 08/16 from NS 8789 |
AC44C6M
| 48249 | 1 | 221753 |
NS 4004
| Rebuilt by NS/Juniata 08/16 from NS 8866 |
AC44C6M
| 48326 | 2 | 221754 |
NS 4032
| Rebuilt by GE/Ft. Worth 07/17 from NS 8776 |
AC44C6M
| 48236 | 2 | 231223 |
NS 4037
| Rebuilt by GE/Ft. Worth 07/17 from NS 8792 |
AC44C6M
| 48252 | 2 | 230272 |
NS 4375
| |
AC44C6M
| | 1 | 251316 |