Discover the Diesel That Changed Everything: The Story of the EMD GP7 Locomotive Step back into the golden age of railroading and explore the revolutionary EMD GP7 — a locomotive that helped bring an end to the steam era and shaped the future of diesel-electric traction. First introduced by General Motors’ Electro-Motive Division in 1949, the GP7 was the very first EMD road-switcher built on a true hood-unit design — setting the standard for generations of locomotives to come. In this in-depth v