50633 EMD SD10 Dakota, Milwaukee Road: #553 Diesel Locomotive - DCC Sound Code-124 A final colourful detail comprises

A final colourful detail comprises the Royal Air Force Station Catterick crest on the body with their motto Vigilance and Knowledge printed in gold

Add to this the impressive technical specification which includes a coreless motor with twin flywheels

and these departmental uses are also presented in the range

Ex D1478 and D1479 patterns

50633 EMD SD10 Dakota, Milwaukee Road: #553 Diesel Locomotive - DCC Sound Code-124 A final colourful detail comprisesThe 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 for 17 railroads, from class Is to industrial operations. The SD7 would give