Trucks: C-C
Engine: 7FDL16, 4,000 hp.
Gear ratio:
Maximum speed:
Operating weight (lbs.):
Tractive effort (lbs.):
Length: 70′ – 8″
| Road no. | Class | Build date | Builder’s no. | Former road no. | Retired | Notes / disposition |
| 2455 | EF-640c | Sep 94 | 48132 | LMSX 728 | 2021 | |
| 2456 | EF-640c | Sep 94 | 48133 | LMSX 729 | 2021 | |
| 2457 | EF-640c | Sep 94 | 48134 | LMSX 730 | 2021 | |
| 2458 | EF-640c | Sep 94 | 48135 | LMSX 731 | 2023 | |
| 2459 | EF-640c | Sep 94 | 48136 | LMSX 732 | ||
| 2460 | EF-640c | Sep 94 | 48137 | LMSX 733 | 2021 | |
| 2461 | EF-640c | Sep 94 | 48138 | LMSX 734 | 2023 | |
| 2462 | EF-640c | Sep 94 | 48139 | LMSX 735 | 2023 | |
| 2463 | EF-640c | Sep 94 | 48140 | LMSX 736 | ||
| 2464 | EF-640c | Sep 94 | 48141 | LMSX 737 | 2012 | Wrecked on CSXT near Sunam IN Jan 6 2012, scrapped on site |
| 2465 | EF-640c | Sep 94 | 48142 | LMSX 738 | 2021 | |
| 2466 | EF-640c | Sep 94 | 48143 | LMSX 739 |