Karlsruhe is served by both local and long distance trams.
Unit 581 is a Düwag tram of type GT8-80C with 8-axles delivered in 1987 and operates on city voltage at 750v or DB voltage at 15,000. The leading 2 axles and trailing 2 axles are powered and the centre 4 are unpowered. It is rated at 560 kW, 750 hp when running on 750 volts dc. It seat 97 passengers. It was numbered 521 until 1997.
Karlsruhe trams 581 departs from the Hauptbahnhof with a S1 service to Neureut Kirchfeld on Friday, April 23rd, 2004.