4-piece Set Popparbenen DC-Zug of the German Federal Railways (DB), Epoch IV.UIC-X cars are more than 6,145 DB express coaches, which were put into service from 1952 and partly ran in D trains and intercity traffic for half a century. These cars had a previously unknown level of comfort in Europe. The development of express coaches in the new standard length of 26.4 m was initiated in 1950. The Wagonfabrik Westwagon in Cologne-Deutz was the leading company in this area according to the specifications of the wagon construction and purchasing department of the Federal Railways Central Office in Minden. All wagons were equipped with bogies of the design Minden-Deutz.Role model: At the end of the 1960er, DB was considering how it could give its car park a modern and friendly appearance. From 1970 to 1974, for example, they experimented with new lighter colors, with the basic color of the car bodies of all vehicles being pebble gray. The roofs have been painted in brown gray. In most passenger cars, a decorative strip in pebble gray and a decorative strip in the color of the respective window band went above the frame. The striking vehicles were commonly referred to as pop cars. One used six different window colors including decorative strips on almost all types of DB express train cars.This text is machine translated.