The first S scale production General Electric Locomotive the U25B! The first large selling GE road switcher was introduced in 1960 and production continued until 1966 with 476 models sold. Rated at 2500 horsepower and late U25B at 2750 HP. This model features a new sprung drive system with "Gription" traction wheels. All versions include a large 5 pole motor with flywheel and heavy die-cast frame. Fine "DX" features and dual "bright" LED directional headlights. Single AC Flyer units are $209.95 and dual packaged sets are $399.95, DC versions are $20 and $30 less.