Motorcycle a three-speed gearbox and belt transmission. It was so popular with its users that it was nicknamed the "Trusty Triumph." By 1920, Harley-Davidson was the largest manufacturer, with their motorcycles being sold by dealers in 67 countries. In the 1950s, streamlining began to play an increasing part in the development of racing motorcycles and the "dustbin fairing" held out the possibility of radical changes to motorcycle design. NSU and Moto Guzzi were in the vanguard of this development, both producing very radical designs well ahead of their time. NSU produced the most advanced design, but after the deaths of four
Tempo (motorcycle manufacturer) motorized "The World" started in 1931 continuing to 1934. Øglænd also sold Ner-A-Car motorcycles in the 1920s. Engine kits for bicycles was also sold, but no complete motorcycle of in-house manufacture until 1931 The first motorcycle to carry the Tempo brand was the Sachs 98cc engined Standard, made from 1934-39. In 1936 the models Sport and Luxus, and the 3 wheeled Transport joined the program, and in 1937 the Villiers, initially sporting a 98cc Villiers 9D engine. The first Tempo moped ever manufactured was the bicycle-like 1951 Tempo Handy. It looked like a bicycle, but where the pedals normally would