SD45 934, GP38-2 438 and SD45 921 by Frisco.org Posted on January 21, 2019 SD45 934, GP38-2 438 and SD45 921 SD45 934, GP38-2 438 and SD45 921 (location unknown) in September 1976. This entry was posted in Slides and tagged 438, 921, 934, Electro-Motive Division, GP38-2, SD45. Bookmark the permalink.