– 30 years Breda II (1949–1974) – solo – 25 years Breda III 5300 (1960–1985) – solo – 25 years PCC I (700) – from Belgium (1952–1981) – solo – 29 years PCC II (B6) – from Belgium (1960–1985) – solo – 25 years Jasenica – from Goša or Đuro Đaković (1936–1980) – solo – 44 years Duewag T4 – Hagen (1977–1986) – solo (bi-directional) – 9 years Duewag GT6 – Hagen (1978–1987) – articulated (bi-directional) – 9 years Goša (1956–1968) – solo – 12 years MAN-Siemens Shuckert (1923–1960) – solo – 37 years AEG (1923–1971) – solo – 48 years Škoda / Kolben Ringhofer (1927–1967) – solo – 40 years BBC – Brown, Boveri & Cie (1927–1964) – solo – 37 years References External links 1892 establishments in Serbia Companies based in Belgrade Public transport in Serbia Public transport operators Transport companies established in 1892 Transport companies of Serbia Transport in Belgrade