SP 2900-2902
These units were built as ALCO demonstrator units, purchased by the SP and renumbered as part of the SP's 1965 systemwide locomotive renumberign plan.
1965 NUMBERS:
SP 2900-2902:
| 1965 road number | Prev. road number | ALCO number |
| SP 2900 | SP 5720 | DL701 |
| SP 2901 | SP 5721 | DL701A |
| SP 2902 | SP 5722 | DL701B |