The T-54/55 series eventually became the most-produced tank in history. Estimated production numbers for the series range from 86,000 to 100,000.
T-54/55 tanks were replaced by the T-62, T-72, T-64 and T-80 in the Soviet and Russian Armies, but many remain in use by up to 50 other armies worldwide, some having received sophisticated retrofitting.
Soviet tanks never directly faced their NATO Cold War adversaries in Europe, however, the T-54/55's first appearance in the west in 1960 spurred the United States to develop the M60.
In front of the T-54 is a German Sturmgeschütz III: