NSU Motorenwerke possible that in 1955, NSU became the biggest motorcycle producer in the world. NSU also holds four world records for speed: 1951, 1953, 1954, and 1955. In August 1956, Wilhelm Herz at the Bonneville Salt Flats, Utah, became the first man to ride a motorcycle faster than . In 1957, NSU re-entered the car market with the new Prinz (Prince), a small car with a doubled NSU Max engine, an air-cooled two-cylinder engine of and . Motorbike production continued until 1968. NSU's last production motorcycle was the Quick 50. In 1964, NSU offered the world's first Wankel engined car: the
Triumph Speed Triple a different location. The revised Electronic Control Unit (ECU) had more memory and provided a solution for some starting and low speed fueling issues. A revised metal tank also replaced the plastic unit that had been fitted. For the 2008 model year several changes were made to the bodywork and Italian made Brembo front brakes were supplied as standard. The new Speed Triple shared its engine with the new Sprint ST and later the 2007 Triumph Tiger 1050, but 2006 was to be the last year of the 955i Daytona. In its place was a new bike, the Daytona 675