SP SD7 and SD9 page
This page is dedicated to SP fleet of SD7 and SD9 locomotives. The SP rostered 43 SD7's and 150 SD9 units. All units were delivered with high front hoods. SP purchased the 1 demonstrator SD7, the former EMD 990.
Original orders:
The SP purchased SD7's new as follows:
| Orig. road numbers | EMD const. no. | build date | notes |
| SP 5279-5283 | 17144-17148 | 11/1952 | freight units |
| SP 5284-5287 | 17149-17152 | 01/1953 | freight units |
| SP 5288-5289 | 17157-17158 | 01/1953 | freight units |
| SP 5290-5293 | 17153-17156 | 01/1953 | freight units |
| SP 5308 | 15624 | 05/1951 | EMD 990; demonstrator |
| SP 5309-5315 | 18401-18407 | 07/1953 | freight units |
| SP 5316-5335 | 18381-18400 | 08-09/1953 | passenger |
The SP purchased SD9's new as follows:
| Orig. road numbers | EMD const. no. | build date | notes |
| SP 5340-5371 | 19429-19460 | 03-05/1954 | passenger; barrel headlights |
| SP 5372-5386 | 20223-20237 | 01-02/1955 | passenger; Gyralights; ATS |
| SP 5387-5417 | 19928-19958 | 02-04/1955 | freight; Gyralights |
| SP 5418-5423 | 19983-19988 | 04/1955 | freight; Gyralights |
| SP 5424-5444 | 20202-20222 | 04-05/1955 | freight; Gyralights |
| SP 5449-5463 | 21274-21288 | 01-02/1956 | passenger; Gyralights |
| SP 5464-5493 | 21289-21318 | 02-05/1956 | boiler controls; Gyralights |