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 Speed Triple in 2010 with a limited edition model that features black paint with red trim and a number of optional accessories that were added as standard equipment. The bike also is the first production Triumph to feature the signature of company owner John Bloor, who rescued Triumph from bankruptcy in 1983. According to Triumph, more than 35,000 Speed Triples have been sold since the model was introduced in 1993. In October 2010, "Motor Cycle News" published details and a test-ride of a new Speed Triple for 2011. The engine is a tweaked 1050 motor, now yielding and of torque.