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
Arrow (motorcycle part manufacturer) with Adrien Chareyre and SS World Championship with Andrew Pitt, cementing its place as a leader in the market. Today the firm also produces other key motorcycle parts including steering dampers and competition footpegs. Arrow (motorcycle part manufacturer) Arrow Special Parts is one of the world's leading motorcycle exhaust manufacturers. It was founded in 1985 in Italy when Giorgio Giannelli realised his dream of creating a company whose main purpose was the production of highly performing exhaust systems. After a couple of years, the first great success arrived with Belgian rider Jobé winning the 500cc Motocross World Championship. Since 2000