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
Utah Olympic Park Track the highest recorded luge speed of on October 16, 2001 that made the "Guinness Book of World Records". Benshoof's speed record was eclipsed by Germany's Felix Loch on February 21, 2009 at the 2008-09 Luge World Cup season finale at the Whistler Sliding Centre in British Columbia, Canada when Loch reached a top speed of . Utah Olympic Park Track The Utah Olympic Park Track is a bobsleigh, luge, and skeleton track located in the Utah Olympic Park, near Park City, Utah, United States. During the 2002 Winter Olympics, held nearby in Salt Lake City, the track hosted the bobsleigh,