Athearn RTR 1268 HO Scale EMD SD40-2 Missouri Pacific MP 3139 DCC/Sound Clear Body - 12.3 WB Includes movable torsion bar suspension

Includes movable torsion bar suspension and cement-free workable tracks

Separate air tanks with upper mounting brackets

All Metal Gear Transmission

Double - 3-7/8"

Enduring Freedom and others

Athearn RTR 1268 HO Scale EMD SD40-2 Missouri Pacific MP 3139 DCC/Sound Clear Body - 12.3 WB Includes movable torsion bar suspensionAthearn RTR 1268 HO Scale EMD SD40 2 Missouri Pacific MP 3139 DCC Sound The SD40 2 was introduced in January 1972 as part of EMDs Dash 2 series, responding to competing products from GE and ALCO. Reliability and versatility of the 3,000 horsepower SD40 2 made it the best selling model in EMDs history and the standard of the industry for several decades after its introduction. The SD40 2 was an improvement over the SD40, with modular electronic control