With over 220 units produced by EMD between July 1958 and March 1963, the SD-24 locomotive generated a total of 2,400 hp with its turbocharged 567D-3 prime mover and C-C wheel arrangement. The majority of SD-24s produced were purchased by four roads: Chicago Burlington & Quincy, Santa Fe, Southern, and Union Pacific. Atlas? NEW N scale model features details unique to each road name: Other Standard Features Include: - Golden-white LEDs - Separately-applied roof detail - Directional lighting - Painted safety rails - Blackened metal wheels - Scale Speed? motor - Factory-installed AccuMate? magnetic knuckle couplers