The Lionel Big Rugged Trains GP-9 Series Southern Pacific 5602 locomotive is a 1:20 scale model designed for model railroad enthusiasts aged 17 years and up. This ready-to-go pre-built locomotive features the iconic Southern Pacific corporate roadname and operates on a two-rail system with an analog control system. Manufactured between 1990-1999, this authentic replica of the GP-9 series locomotive from the 90s is perfect for collectors looking to add a piece of railroad history to their collection.