The manufacturer consortium Pragoimex, VKV Praha and Krnovské opravny a strojírny, called the “Alliance TW Team”, built various low-floor trams of its “VarioLF” model on the basis of Tatra T3 components in recent years. It now also offers the completely redesigned models EVO 1 (four-axle vehicle) and EVO 2 (six-axle articulated vehicle). A prototype of the EVO2 is in Liberec already since 2012, but first production tramcars have only delivered now, seven years later, to Plzeň.
The local public transport operator Plzeňské městské dopravní podniky, as (PMDP) presented the first three vehicles on 8 August 2019, they started revenue service the following day the following day. They are numbered 369-377. The DPMP already has a larger number of the previous VarioLF models in its fleet, including four articulated vehicles.
The EVO 2 is a two-section low-floor tramway of 21.75m length and 2.56m width. It offers 47 seats and 92 standing capacity. Further orders for the EVO 2 are three tram cars for Most and up to out of a framework contract with the city of Brno.13.08.2019