he ÜSTRA bus fleet was renewed in 2006 and 2007 with a total of 21 new vehicles type Urbino 12 of the Polish manufacturer Solaris. The Urbino bus is twelve metres long and 250 hp strong.
Due to the laughing front of the buses, the cityscape appears more friendly and the air is kept cleaner. The reason: the new vehicles comply with the Euro 5 emission limits. The Solaris buses run on diesel engines and are equipped with handicapped accessible low-floor technology. The green roof and the orange covers were designed by the University of Applied Sciences for Design and Media in Hanover.