The Class 420 is a commuter electric multiple unit train type in service on German S-Bahn networks since 1972. Their use in Munich during the 1972 Summer Olympics earned them the colloquial name Olympiatriebwagen.
A Class 420 train at Wiesbaden Ost station in June 2010
Munich S-Bahn 420 in blue and white livery
S-Bahn Rhein-Main 420 316 in the traffic red livery
Interior of a S-Bahn Rhein-Main train
The Rhine-Ruhr S-Bahn is a polycentric and electrically driven S-bahn network covering the Rhine-Ruhr Metropolitan Region in the German federated state of North Rhine-Westphalia. This includes most of the Ruhr, the Berg cities of Wuppertal and Solingen and parts of the Rhineland. The easternmost city within the S-Bahn Rhine-Ruhr network is Unna, the westernmost city served is Mönchengladbach.
DBAG Class 422 type at Dortmund Hauptbahnhof
An X-Wagen control car at Essen Süd in July 2014
A Class 111 locomotive leads an orange-and-white S-Bahn service across the Hohenzollernbrücke into Köln Hauptbahnhof in 1985
S-Bahn Rhein-Ruhr Series 422 at Angermund station