ScaleTrains 70018 HO Scale Museum Quality EMD SDL39 Milwaukee Road MILW 585 DCC Sound Wireless Drawbar D500SR compressor and AC-7 cleaning

D500SR compressor and AC-7 cleaning kit

One complete platform section is included in this kit

During the final two years of production

08 sec/60 deg

ScaleTrains 70018 HO Scale Museum Quality EMD SDL39 Milwaukee Road MILW 585 DCC Sound Wireless Drawbar D500SR compressor and AC-7 cleaningScaleTrains 70018 HO Scale Museum Quality EMD SDL39 Milwaukee Road MILW 585 DCC Sound When EMD introduced its first road switcher models in 1952, there were two models. The first was the four axle GP7, where GP was short for General Purpose. The second model was the six axle SD7 and SD stood for Special Duty. The first Special Duty handling trains where raw tractive effort was more important than speed. This included working mountain grades, hauling