SP GP40-2 page: Locomotives painted into the "Speed Lettering" scheme
The merger of the SP and Rio Grande railroads brought the Speed Lettered paint scheme, which was applied to various locomotives (and freight cars.) :
Speed Lettered SP GP40-2's:
| SP 7241 | SP 7264* | SP 7609 | SP 7611 | SP 7613 |
| SP 7615 | SP 7616 | SP 7617 | SP 7620 | SP 7623 |
| SP 7624 | SP 7625 | SP 7644* | SP 7653* | SP 7661 |
| SP 7677 | SP 7949 | SP 7950 | SP 7953 | SP 7955 |
* ex SSW units