German NSU 100 motorcycle from 1940
NSU Motorenwerke AG, or NSU, was a German manufacturer of automobiles, motorcycles and pedal cycles, founded in 1873. Acquired by Volkswagen Group in 1969, VW merged NSU with Auto Union, creating Audi NSU Auto Union AG, ultimately Audi. The name NSU originated as an abbreviation of “Neckarsulm”, the city where NSU was located.
The first NSU motorcycle appeared in 1901, followed by the first NSU car in 1905. During World War I the company produced motorcycles and trucks for the German Army.