Four-domed boiler, with dual headlights, Ep. III. Frame, locomotive boiler, tedner chassis and housing are made of metal die-cast. A powerful five-pole motor with flywheel mass sits in the locomotive boiler. All wheel sets have the finest spokes, some of them with free wheel flanges for a prototypical appearance. Three locomotive wheel sets as well as the middle tender wheel set are sprung for optimal driving characteristics. . Length over buffers 154 mm. With NEM 662 digital interface. motor with flywheel. The head and tail lights change over with the direction of travel.