These SD40-2 locomotives are painted gray and yellow with red stripes and large red, white and blue Union Pacific shield logo. Lettering is red. Built in 1980 the Union Pacific by EMD, these locos are part of build order 796297. The EMD SD40-2 is a 3,000 horsepower (2,240 kW) model of C-C diesel-electric locomotive built by General Motors’ Electro-Motive Division (now Electro-Motive Diesel, Inc.) between January 1972 and February 1986; 3,957 examples were built, and every class 1 railroad in North America has operated this locomotive.