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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. [1] It is the most powerful diesel–electric locomotive model ever built on a single frame, having two 16-645E3A diesel prime movers. [2]
Most powerful (continuous) single-frame locomotive in Europe. Union Pacific 9000 class: Union Pacific: 9000-9087 American Locomotive Company: 1926-1930 Steam 4-12-2: 355 tonnes (391 short tons) 434 kilonewtons (97,664 lbf) 3,542 kilowatts (4,750 hp) — Union Pacific Coal GTELs: Union Pacific: 80 (later 8080) Union Pacific Omaha Shops 1961
Union Pacific 6936 is an EMD DDA40X locomotive built for the Union Pacific Railroad . Previously a part of UP's heritage fleet , 6936 was for several decades the last remaining operational "Centennial" type, and thus the largest operational diesel-electric locomotive in the world.
The Union Pacific heritage fleet includes commemorative and historic equipment owned by the Union Pacific Railroad.The fleet currently consists of two historic steam locomotives, three historic diesel locomotives, seventeen modern diesel locomotives in historic or commemorative paint schemes and nearly four dozen passenger cars used on office car specials and excursion trains.
List of preserved Union Pacific Railroad rolling stock; M. M-10000; M-10001; M-10002; M-10003 to M-10006; S. Snow Train Rolling Stock; U. Union Pacific 4005; Union ...
American Locomotive Company (ALCO) FEF-3 4-8-4 In storage as source of spare parts Union Pacific Railroad, Cheyenne, Wyoming: 844: December 1944 American Locomotive Company (ALCO) FEF-3 4-8-4 Operational Union Pacific Railroad, Cheyenne, Wyoming: 1242: T-57 4-6-0 Static display 1243: October 1890 T-57 4-6-0 Static display 2005: April 1911
GE diagram of a turbine locomotive. Union Pacific operated the largest fleet of gas turbine–electric locomotives (GTELs) of any railroad in the world. The prototype, UP 50, was the first in a series built by General Electric for Union Pacific's long-haul cargo services and marketed by the Alco-GE partnership until 1953. The prototype was ...
The EMD SD60 is a 3,800 horsepower (2,800 kW), six-axle diesel-electric locomotive built by General Motors Electro-Motive Division, intended for heavy-duty drag freight or medium-speed freight service. It was introduced in 1984, and production ran until 1995.