CSX 5305
| Built, March 2006. PAINT YN3 |
ES44DC
| 56497 | 1 | 58236 |
CSX 5320
| Builder's date March 2006 Paint YN3 |
ES44DC
| 56512 | 1 | 61229 |
NS 7523
| Uprated from 4,000 to 4,400 horsepower blt. Nov.2005, in svc 10Dec.2005 |
ES44DC
| 56450 | 1 | 209223 |
NS 7546
| Uprated from 4,000 to 4,400 horsepower |
ES44DC
| 56473 | 13 | 208817 |