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
SHL (motorcycle) SHL (motorcycle) SHL is a brand of Polish motorcycles, produced from 1938 until 1970 by Huta Ludwików, later KZWM Polmo-SHL in Kielce (small parties were made in the WFM in Warsaw). The Huta Ludwików ("Ludwików Ironworks"), founded in 1919 in Kielce, produced first hardware and agricultural machines. Since 1938 it started production of a motorcycle of own design, using British Villiers 98 cm³ engines (parts of engines were locally manufactured). The motorcycle was named SHL 98 - SHL being a short of "Suchedniowska Huta Ludwików" ("Ludwików Ironworks of Suchedniów", for the works were initially owned by a foundry in Suchedniów).