In 1982, used tramcars, built in 1958, were bought from the 1978-closed , in Esslingen, Germany,Modern Tramway and Light Rail Transit, April 1983, p. 135. Ian Allan Ltd. (UK). to replace some of the oldest cars and to allow longer maintenance stays for the historic cars. Two motor trams (Nos. 12-13) and two trailers (36–37) were acquired, but only car 12 ever entered service on the Rittnerbahn—and not until 1992.Light Rail and Modern Tramway, January 1993, p. 23. Ian Allan Publishing/Light Rail Transit Association (UK).
