EMD SD45 - Standard DC -- Wisconsin Central #7531 (1990s Scheme; maroon, gold)

* Limited edition - one time run of these roadnumbers! * Prototypes in road freight service from 1966 to early 2000s * 14:1 helical gears for ultra-quiet and smooth running * Easy multiple unit operation * Superb paint and lettering * Metal grab irons and lift rings * LED constant and directional headlights * Powerful five-pole, skew-wound, high-torque, high-efficiency can motor * Proto MAX(TM) metal knuckle couplers By 1964, six-axle diesels were rapidly evolving from low speed luggers to fast freight engines. EMD continuously updated its Special Duty (SD) series with new models, and celebrated New Years Day 1966 by unveiling six locos powered by variations of its new 645 prime mover. At the top was the SD45, with an enormous 20-cylinder power plant cranking out 3600 horsepower. Timing couldn't have been better