NS 4001
| Rebuilt by GE/American Motive Power 08/15 from NS 8879 |
AC44C6M
| 48339 | 3 | 221930 |
NS 4004
| Rebuilt by NS/Juniata 08/16 from NS 8866 |
AC44C6M
| 48326 | 1 | 221754 |
NS 4007
| Rebuilt by GE/Erie 07/16 from NS 8814 |
AC44C6M
| 48274 | 3 | 224872 |
NS 4013
| Rebuilt by GE/Erie 07/16 from NS 8882 |
AC44C6M
| 48242 | 2 | 227011 |
NS 4016
| Rebuilt by GE/Erie 07/16 from NS 8849 |
AC44C6M
| 48309 | 1 | 226575 |
NS 4044
| Rebuilt by NS/Roanoke 04/17 from NS 8851 |
AC44C6M
| 48311 | 4 | 226898 |
NS 4047
| Rebuilt by NS/Roanoke 07/17 from NS 8781 |
AC44C6M
| 48241 | 2 | 231233 |
NS 4054
| Rebuilt by NS/Juniata 02/17 from NS 8775 |
AC44C6M
| 48235 | 3 | 226850 |
NS 4079
| Rebuilt by NS/Juniata 02/18 from NS 8880 |
AC44C6M
| 48340 | 1 | 233770 |
NS 4143
| Rebuilt by GE/Ft. Worth 02/18 from NS 8889 |
AC44C6M
| 49065 | 1 | 238460 |
NS 4209
| Rebuilt by Wabtec/GE/Erie 08/19 from NS 8977 |
AC44C6M
| 49153 | 2 | 242725 |