Model: The cars have detailed construction and are full-scale in length. The minimum radius for operation is 360 mm / 14-3/16". All cars have factory-installed interior lighting with warm white LEDs and buffer capacitors. All cars are equipped with the new close coupling heads for lower buffer heights. Short replacement corridor connections for the train end are included. There are imprinted train route signs and running numbers. A concertina fold shows an illustration of the complete train and the prototypical arrangement of the individual cars in the train consist. Total length over buffers approximately 103 cm / 40-1/2". The express train passenger car set 1 goes with the class 01.10 express steam locomotive with new tooling and a new boiler design, which is available as item 22740. The set can also be extended with express train passenger cars from items 23623 and 23626 to create a prototypical D 74 express train. An AC version of this express train passenger car set is available in the Märklin H0 range as item 42491. Spare parts for our articles can be found here in our spare parts search.