Walthers Proto 920-40734 HO Scale EMD SD7 Pennsylvania PRR 8589 with DCC/QSI Sound - USED Trailer Train - Gonx Sleek 2-Channel Transmitter Design with

Sleek 2-Channel Transmitter Design with Internal Antenna

Class lights

Tekin's RX8 GEN3 brings bigger power handling capabilities and increased reliability to 1/8 Scale Racing

8 inches (245 mm)

Walthers Proto 920-40734 HO Scale EMD SD7 Pennsylvania PRR 8589 with DCC/QSI Sound - USED Trailer Train - Gonx Sleek 2-Channel Transmitter Design withWalthers Proto 920 40734 HO Scale EMD SD7 Pennsylvania PRR 8589 with DCC QSI Sound USED Originally intended for use on branch lines, EMD introduced its Special Duty series in 1952 with the SD7. This loco also introduced the three axle Flexi Coil truck with its powered center axle. This was a major departure from earlier three axle designs where an unpowered center axle was used to spread the engine's weight over more wheels, reducing the strain on the