The Bachmann Spectrum 82759 N Scale EMD SD-45 Reading Diesel Engine #7606 is a ready-to-go pre-built model of a yellow SD45 replica, featuring a Co-Co wheel configuration. This diesel locomotive is made of plastic and diecast materials, with a C-6 Very Good grading. It is equipped with light function and painted details, perfect for collectors and hobbyists looking to enhance their model railroads with a realistic touch. Made by Bachmann, this locomotive is a great addition to any N scale rail system, with an analog control system and two-rail system compatibility.