Model: All cars have factory-installed interior lighting with warm white LEDs and buffer capacitors. The combined baggage and seating car has a digital decoder for controlling various light functions and a power pickup shoe that supplies current to the entire consist. There are factory-installed, current-conducting, close coupler heads between the individual cars. The cars must be coupled in a defined sequence for this. The car end with the baggage compartment and the car end with the viewing platform are each fitted with normal close coupler heads. Total length approx. 112 cm / 44-1/8". The heavyweight passenger car set, item 23729, matches the US “Challenger” steam locomotive, item 25913. An AC version of this heavyweight passenger car set is available in the Märklin H0 range as item 43629. Spare parts for our articles can be found here in our spare parts search. One-time series.