The Electro-Motive Division's original six-axle diesel-electric road switchers were the SD7 and SD9. Producing 1,500 and ... in relatively small numbers. EMD produced 188 SD7s and 471 SD9s ...

All the Latest Game Footage and Images from Train Simulator: D&RGW SD9 Loco Add-On As one of the most unique and iconic six axle heavy yard switchers, the EMD SD9 was a popular locomotive among ...