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) Mondial (motorcycle manufacturer) FB Mondial is a motorcycle manufacturer, founded in 1929, in Milan, Italy. They are best known for their domination of Motorcycle World Championships between 1949 and 1957. The firm produced some of the most advanced and successful Grand Prix road racers of the time, winning five rider and five manufacturer World Championships in that short period. FB Mondial was born under the impulse of the Boselli brothers Luigi, Carlo, Ettore and Ada. FB stands for "Fratelli Boselli" (. Father of the entrepreneurial brothers was Giuseppe Boselli, a well-respected pilot and co-owner of , a legendary motorcycle company