The EMD DDA40X is a 6,600 hp (4,943 kW) D-D locomotive, built by EMD from 1969 to 1971 exclusively for the Union Pacific Railroad. It is the most powerful...
14 KB (1,297 words) - 04:58, 5 September 2024
the final, best known type, the DDA40X "Centennial". Like its cabless predecessor, the DD35A was essentially two EMD GP35 locomotives on a common frame...
4 KB (371 words) - 04:56, 5 September 2024
Union Pacific 6936 is an EMD DDA40X locomotive built for the Union Pacific Railroad (UP). Previously a part of UP's heritage fleet, 6936 was for several...
7 KB (624 words) - 04:56, 5 September 2024
park are examples of two of Union Pacific's most powerful locomotives: EMD DDA40X No. 6900, the first of the class, and Big Boy No. 4023. In 2004, Kenefick...
2 KB (191 words) - 12:39, 12 June 2024
mover. EMD proposed using a meter-gauge version of the Flexicoil-D four-axle bogies, similar to those found under the domestic DD35, DD35A and DDA40X locomotive...
5 KB (226 words) - 03:03, 12 March 2024
its successors General Motors Electro-Motive Division (GM-EMD) and Electro-Motive Diesel (EMD). EMC participated in the construction of a number of motorized...
83 KB (746 words) - 04:14, 29 August 2024
The DDA35s survived until 1981. All were eventually scrapped. EMD DD35A EMD DDA40X EMD DDM45 ALCO Century 855 GE U50C Pinkepank, Jerry A. (1973). The...
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ever built, being surpassed by the 6,600-horsepower (4,922-kilowatt) EMD DDA40X in April 1969. The Century 855 was designed and built specifically for...
5 KB (380 words) - 06:59, 4 August 2024
The EMD 645 is a family of two-stroke diesel engines that was designed and manufactured by the Electro-Motive Division of General Motors. While the 645...
22 KB (2,108 words) - 21:55, 18 August 2024
unit, the EMD DDA40X, in 1969. It was the same design as the F45 and FP45 cowl units being built by EMD at the time. The cab used on the DDA40X was not...
4 KB (490 words) - 16:19, 22 July 2024