U4 (Frankfurt)

U4 is a line in Frankfurt. It was the short line and is coloured yellow.

Fleet
Previously, 5000-series were primarily used until 1997. In 1995, 6000-series trains were primarily used, which is until 2004 and was eventually replaced by 2400-series trains. The 2600-06 and 2600-08 trains were primarily used on U2 as well.

Stations

 * Ernest
 * Harlaching
 * Harlaching Hospital