SP 4000-4009
These units were built as SP units and renumbered as part of the SP's 1965 systemwide locomotive renumbering plan.
1965 NUMBERS:
SP 4000-4009:
| 1965 road number | Orig. road number | notes |
| SP 4000 | SP 7300 | |
| SP 4001 | SP 7301 | |
| SP 4002 | SP 7302 | |
| SP 4003 | SP 7303 | |
| SP 4004 | SP 7304 | |
| SP 4005 | SP 7305 | |
| SP 4006 | SP 7306 | |
| SP 4007 | SP 7307 | |
| SP 4008 | SP 7308 | |
| SP 4009 | SP 7309 |