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
Mondial (motorcycle manufacturer) specification design of chassis and styling. The firm currently offers four variants to the market. The traditionally styled 'café-racer' HPS, available with a 125cc and 250cc engine, as well as the off-road, sportier styled SMT and SMX models. World Championship 1949 World Championship 1950 World Championship 1951 World Championship 1957 After the 1957 Grand Prix season, the major Italian motorcycle manufacturers including Gilera, Moto Guzzi, MV Agusta and Mondial announced that they would pull out of Grand Prix competition citing increasing costs and diminishing sales. 1951 Isle of Man TT 1957 Isle of Man TT Mondial (motorcycle manufacturer) FB Mondial