
- WEST—WESTERN GATEWAY RAILWAY—Former CMNW trackage spun off as regional by ICG in early 1986.
- EAST—EASTERN GATEWAY RAILWAY— Former PAL trackage acquired by GATEWAY SYSTEM in 2015
This roster is compiled by THE GATEWAY SYSTEM as a guide for employees and interested parties summarizing the consolidated roster as carried by the combined system effective as of March 2026. This roster does not represent a legal or official record of actual inventory and is subject to change without notice.

| SERIES | MODEL | # UNITS | NOTES |
| 4000-4010 | SD38-2, SD38M-2 | 11 | Set up to work with six axle yard slug series 50-99 at East St. Louis Gateway Yard |
| 3015-3016 | SD40-2 | 2 | 3015-3016 ex KCS with “Snoot Nose” ‘ |
| 3020-3027 | SD40N | 8 | 3020-3027 ex UP rebuilt to SD40N standards by UP North Little Rock Shops |
| 3000-3002 | SD40T-2 | 3 | ex SP used in road service and upgraded with microprocessor controls |
| 2000-2010 | SD50-3 | 10 | Former CSX units rebuilt by Stephens Railcar and downrated to 3000hp used for road and transfer service |
| 2050-2059 | GP33ECO | 10 | Rebuilt at Progress Rail– Georgia from various ex GP40 series cores retired by IC and BN |
| 120- 123 | GP15T | 4 | Former CSXT used in switching service |
| 130-133 | MP15T | 4 | |
| 150-154 | MP20T | 4 | |
| 60-63 | GP Road Slug (4 axle) | 4 | Former NRE 3GS14B mated to GP33ECO units. converted to slugs in 2024 used in road and classification service |
| 50-58 | Yard Slug (6 axle) | 9 | Set up to work with SD38-2 and SD38M-2 in classification yard service at East St Louis Gateway Yard |

| SERIES | MODEL | NOTES | |
| 9090-9095 | SD70ACe | 6 | EMDX and PRLX demonstrators; Painted in GATEWAY SYSTEM colors used for unit coal trains over GATEWAY SYSTEM |
| 9050-9053 | SD70MACe | 4 | ex-BNSF exx-BN and ex-CSX upgraded to SD70ACe standards; Some painted in GATEWAY SYSTEM colors used for unit coal trains over GATEWAY SYSTEM |
| 9000-9007 | SD70MAX | 6 | EX-UP SD9043MAC units rebuilt to SD70ACe standards by Stephens Railcar under the TGX Program “ENCORE INITIATIVE” |
| 8050-8052 | SD39 | 3 | ex-SP |
| 5010-5019 | GP50M-3 | 10 | ex- UP and exx-CNW |
| 5001-5003 | GP60 | 4 | ex-BNSF exx-ATSF |
| 5020-5023 | GP39-2 | 4 | ex-UP exx-MKT |
| 40-47 | Road Slugs (4-axle) | 8 | former CSXT GP35, GP30 and GP40 road slugs rebuilt into slugs by VMV–Paducah |
END OF ROSTER
