RT-N-313-343 Class 313201 Modern Southern Heritage Blue/Grey Livery 3 Car SetExpected Delivery Q2 2026 (Subject to Change at the Manufacturer's Discretion). 313201 is operated by Southern and in late 2017 it was repainted in blue grey to acknowledge the fact that it was the first 313 (originally numbered 313001) and the first of the second generation electric multiple units. The doors were painted light grey to account for modern accessibility requirements. Exclusive to Rails Model features: highly detailed 3 car electric