Manufactured by Stadler Rail, Variobahn, a German-designed model of articulated low-floor tram and light rail vehicle, comprises 25.71% of the total number of trams operating in Tramz.
The Stadler Variobahn (formerly sold as the ABB Variotram, Adtranz Variotram and Bombardier Variotram) is a German-designed model of articulated low-floor tram and light rail vehicle. Since its introduction in 1993, the Variobahn has been manufactured variously by ABB, Adtranz, Bombardier Transportation, and since 2001 by Stadler Rail. 
