Rapido 50615 HO Scale EMD SD9 Diesel Baltimore & Ohio B&O 768 with DCC & Sound Crafts and handling when shrinking the

and handling when shrinking the TYPHON GROM to small scale size

The SD7 and the SD9 were also used as a base for rebuilds such as the SD10

Compact size easily fits in most sailplane applications

and a more responsive throttle

Flash comes with Lightning Kick

Rapido 50615 HO Scale EMD SD9 Diesel Baltimore & Ohio B&O 768 with DCC & Sound Crafts and handling when shrinking theRapido 50615 HO Scale EMD SD9 Diesel Baltimore & Ohio B&O 768 with DCC & Sound The SD7 was General Motors Electro Motive Divisions first foray into 6 axle power. The SD stood for Special Duty, while the 7 was carried over for the 4 axle GP7 series. This new series of locomotives provided extra tractive effort spread and weight distribution across the six axle trucks. Production lasted from May of 1951 to November of 1953. A total of 188 units were