These locomotives were built for the Citicorp Railmark Ltd. lease fleet and were acquired by CN in 2022.
Trucks: C-C
Engine: GEVO-12 , 4,400hp
Gear ratio:
Maximum speed: 70mph
Operating weight (lbs.): 416,000
Tractive effort (lbs): 166,000
Length: 73‘ – 2″
| Road no. | Class | Build date | Builder’s no. | Former road no. | Renumbered | Notes |
| 2750 | EF644-zg | 2012 | 61406 | CREX 1201 | ||
| 2751 | EF644-zg | 2012 | 61409 | CREX 1204 | ||
| 2752 | EF644-zg | 2012 | 61410 | CREX 1205 | ||
| 2753 | EF644-zg | 2012 | 61411 | CREX 1206 | ||
| 2754 | EF644-zg | 2012 | 61412 | CREX 1207 | ||
| 2755 | EF644-zg | 2012 | 61413 | CREX 1208 | ||
| 2756 | EF644-zg | 2012 | 61414 | CREX 1209 | ||
| 2757 | EF644-zg | 2012 | 61415 | CREX 1210 | ||
| 2758 | EF644-zg | 2012 | 61416 | CREX 1211 | ||
| 2759 | EF644-zg | 2012 | 61418 | CREX 1213 | ||
| 2760 | EF644-zg | 2012 | 61419 | CREX 1214 | ||
| 2761 | EF644-zg | 2012 | 61420 | CREX 1215 | 2026 | Renumbered and painted in USA Sesquicentennial Commemorative paint scheme Mar 2026 |
| 2762 | EF644-zg | 2013 | 61947 | CREX 1304 | ||
| 2763 | EF644-zg | 2013 | 61949 | CREX 1306 | ||
| 2764 | EF644-zg | 2013 | 61953 | CREX 1310 | ||
| 2765 | EF644-zg | 2013 | 61958 | CREX 1315 | ||
| 2766 | EF644-zg | 2013 | 61959 | CREX 1316 | ||
| 2767 | EF644-zg | 2013 | 61965 | CREX 1322 | ||
| 2768 | EF644-zg | 2013 | 61966 | CREX 1323 | ||
| 2769 | EF644-zg | 2013 | 61967 | CREX 1324 | ||
| 2770 | EF644-zg | 2013 | 61968 | CREX 1325 | ||
| 2771 | EF644-zg | 2013 | 61969 | CREX 1326 | ||
| 2772 | EF644-zg | 2013 | 61970 | CREX 1332 | ||
| 2773 | EF644-zg | 2013 | 61975 | CREX 1333 | ||
| 2774 | EF644-zg | 2013 | 61976 | CREX 1334 | ||
| 2775 | EF644-zg | 2013 | 61977 | CREX 1335 | ||
| 2776 | EF644-zg | 2013 | 61978 | CREX 1337 | ||
| 2777 | EF644-zg | 2013 | 61980 | CREX 1338 | ||
| 2778 | EF644-zg | 2013 | 61981 | CREX 1339 | ||
| 2779 | EF644-zg | 2013 | 61982 | CREX 1340 | ||
| 2780 | EF644-zg | 2013 | 61983 | CREX 1341 | ||
| 2781 | EF644-zg | 2013 | 61984 | CREX 1342 | ||
| 2782 | EF644-zg | 2013 | 61985 | CREX 1346 | ||
| 2783 | EF644-zg | 2013 | 61989 | CREX 1347 | ||
| 2784 | EF644-zg | 2013 | 61990 | CREX 1349 | ||
| 2785 | EF644-zg | 2013 | 61992 | CREX 1401 | ||
| 2786 | EF644-zg | 2014 | 62723 | CREX 1409 | ||
| 2787 | EF644-zg | 2014 | 62731 | CREX 1413 | ||
| 2788 | EF644-zg | 2014 | 62735 | CREX 1414 | ||
| 2789 | EF644-zg | 2014 | 62736 | CREX 1422 | ||
| 2790 | EF644-zg | 2014 | 62744 | CREX 1423 | ||
| 2791 | EF644-zg | 2014 | 62745 | CREX 1509 | ||
| 2792 | EF644-zg | 2015 | 63841 | CREX 1520 | ||
| 2793 | EF644-zg | 2015 | 63852 | CREX 1522 | ||
| 2794 | EF644-zg | 2015 | 63854 | CREX 1523 | ||
| 2795 | EF644-zg | 2015 | 63855 | CREX 1524 | ||
| 2796 | EF644-zg | 2015 | 83856 | CREX 1401 |