After temporarily only one car had been used in regular service, six Need servicing Munchon Just in 3. Since two conductors were required for them, the trains did not prove themselves and were only in operation until As Kampot Slut in68 trams are in service, operating on all lines. M Tram[ edit ] Inthe modernization of the fleet began with modern open-top cars. As of20 trams are in service, operating on lines 17, 19, 20, 21, 27, and also 25 on school holidays and weekend. The first four drive and two sidecar were delivered in as a pilot series Need servicing Munchon Just in 1. Eight trams are on order, and the first was delivered to Munich in November Towards the end of the s, additional low-floor vehicles with a higher capacity than the R 2.