source: Audi AG 50 years of Audi 100, 80 years of Auto Union Type D and 30 years TransAm More than 185,000 visitors expected at the world's largest classic vehicle exhibition Ingolstadt - Audi Tradition celebrates three big anniversaries at the Techno Classica in Essen from 21 to 25 March. The 50-year-old history of the Audi 100 will be the leading brand presentation theme at the world's largest exhibition of classic vehicles. In 1968, Audi entered the upper executive seg...