NS 9114
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 49773 | 2 | 209319 |
NS 9154
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 50407 | 1 | 195693 |
NS 9210
| |
C44-9W
| 50463 | 2 | 199618 |
NS 9223
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 50476 | 2 | 199074 |
NS 9298
| |
C44-9W
| 51173 | 1 | 200287 |
NS 9318
| |
C44-9W
| 51193 | 1 | 197462 |
NS 9342
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 51217 | 1 | 198071 |
NS 9554
| Upgraded. Rebuilt to NS 9554 |
C44-9W
| 52876 | 1 | 201072 |
NS 9626
| Rerated to 4400 HP 11/2013. Rebuilt to AC44C6M 4913 |
C44-9W
| 52948 | 1 | 193807 |
NS 9811
| Uprated from 4,000 to 4,400 horsepower |
C44-9W
| 54070 | 2 | 200847 |
NS 9824
| Upgraded Nov 2013,blt. Mar.2004, order/frame#1972-13 |
C44-9W
| 54982 | 1 | 191997 |
NS 9848
| |
C44-9W
| 55006 | 2 | 197082 |
NS 9882
| Rerated to 4400 HP 11/2013 |
C44-9W
| 55040 | 1 | 192691 |
NS 9889
| |
C44-9W
| 55047 | 1 | 194492 |
NS 9905
| |
C44-9W
| 55063 | 4 | 212018 |