Rapido 50622 HO Scale EMD SD9 Diesel Burlington CB&Q 831 with DCC & Sound S FC Charges Dual 2s

Charges Dual 2s

8V 2200-3200mAh LiPo with EC3™ or IC3® Connector

numberboards

1 x Factory Assembled Center Diff

Both types of self-propelled guns were part of the mobile brigade West (Schnelle Brigade West)

Rapido 50622 HO Scale EMD SD9 Diesel Burlington CB&Q 831 with DCC & Sound S FC Charges Dual 2sRapido 50622 HO Scale EMD SD9 Diesel Burlington CB&Q 831 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 built