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
Norton Motorcycle Company When major shareholders started to leave Norton in 1953, the company declined and Associated Motor Cycles bought the shares. Although motorcycle sales went through a recession in the 1950s, and Norton Motors Ltd was only a small manufacturer, Norton sales flourished. A series of Norton Dominator Twins of 500 cc, then 600 cc, then 650 cc and then the 750 cc Norton Atlas kept sales buoyant, especially with sales to the United States. In 1968, the new 750 cc Norton Commando Model appeared, with the engine/gearbox/swingarm unit isolastically insulated from the frame with a series of rubber mountings. This kept