by U-Haul
The rear of this GP9u remind of the rear of a SDP35 or SDP40. This geep was probably in a collision and it was easier to replace the angled rear with with a flat one.
http://www.railpictures.net/viewphoto.php?id=40867
http://www.railpictures.net/viewphoto.php?id=155846
http://www.railpictures.net/viewphoto.php?id=40867
http://www.railpictures.net/viewphoto.php?id=155846