Prototype: German Federal Railroad (DB) commuter car (type ABnrzb 704), 1st/2nd class. "Silberling" / "Silver Coin" design. Based at Frankfurt am Main. The car looks as it did around 1975.
Model: The minimum radius for operation is 360 mm / 14-3/16". The car has an underbody specific to the car type. It also has type Minden-Deutz 430 trucks with disk brakes, and without generators. The 7319 current-conducting couplings or the 72020/72021 current-conducting close couplers, the 73406 pickup shoe, the 73400/73401 lighting kits (2 per car), and the 73409 marker light kit can be installed in the car. Length over the buffers 28.2 cm / 11-1/8". DC wheelset E700580.
- LED interior lighting can be installed.
- Märklin close couplers in standard pocket with guide mechanism.
- Era 4