The Missabe's 07:00 Proctor Roadswitch brings GN 400 "Hustle Muscle" to Duluth after the SD45 spent the winter in the heated Proctor roundhouse for the Lake Superior Railroad Museum. The SD45 (ow... (more)

GN 400 sits at MTM's Jackson St. Roundhouse, GN 400 is named the "Hustle Muscle" because it was the first EMD SD45 built.

NRHS convention outing to MTM. In an era when Detroit built GTO's, Mustangs, and Challengers for the highways, EMD built their "muscle car" for the railroads. This is the first production model.