Prototype: 3 different German Federal Railroad (DB) express train passenger cars of different designs. 2 type Bm 235 compartment cars, 2nd class, 1 type Bpmz 291.2 open seating car, 2nd class. Ocean blue / ivory paint scheme. The cars come with fold-up steps, roofs with rounded and perpendicular ends, and trucks prototypical for compartment and open seating cars. Supplement to the InterCity 511 "van Beethoven" for the route Dortmund – Mannheim – Stuttgart – Munich. The cars look as they did in the summer of 1985.

Model: Era IV. The cars have the new longer length. Minimum radius for operation 360 mm / 14-3/16". The underbody and skirting are specific to the types of cars. The trucks have disk brakes, magnetic rail brakes, and roll stabilizers. The trucks for the type Bpmz are new tooling. The cars are ready for installation of the 66719 interior lighting and the 73407 marker lights. The train route signs and the sequence number for the cars are imprinted on the cars. Total length over the buffers 85.0 cm / 33-1/2". AC wheel set per car 4 x 700150.
 

The class 103.1 is the ideal motive power for the new IC express train passenger cars available under item nos. 23478, 23480, 23481, and 23482.
 

This car set can be found in an AC version in the Märklin H0 assortment under item no. 43927.