The Athearn HO 1:87 Illinois Central SW7 Diesel Locomotive is a ready-to-go pre-built model designed for analog DC control. This replica of the SW7 features a black and white color scheme, Bo-Bo wheel configuration, and a 1:87 scale. With its Illinois Central Railroad branding and transportation theme, this diesel locomotive is perfect for collectors and hobbyists aged 17 years and up. The Athearn brand ensures high-quality craftsmanship and attention to detail, making it a great addition to any HO scale railroad layout.