The first bike is used by the police force in the city
of Detroit, Michigan.
The ‘bar and shield’ logo is used for the first time. Sensibly,
it is quickly trademarked.
The V-Twin engine is launched with mechanically operated valves. Within two years, most bikes made by the firm will use this engine.
Harley-Davidson outgrows its original yellow brick factory – so a new five-storey plant made of red bricks is built.
The United States enters World War I in 1917 – and Harley enters combat service for the first time. Around 15,000 Harleys are used in the conflict
Harley-Davidson becomes the world’s biggest motorcycle manufacturer: more than 28,000 machines are produced in this year alone.
Harley-Davidson restarts civilian production at the end of World War II; it produced nearly 90,000 special WLA models for military use in this war.
Harley introduces the side-valve K model. This smaller, sportier machine will go on to become the Sportster still around today.
Knievel at Wembley
Daredevil Evel Knievel was sponsored by Harley- Davidson. Riding an XR-750 he jumps over 13 buses in front of 90,000 people at Wembley but then crashes.
Harley is bought out and revived by an investment group including Willie Davidson, grandson of co-founder William A Davidson.
80 years after Harley-Davidson began competing, it enters the high-level sport of superbike racing.
To meet demand in growing nations, Harley-Davidson opens its first overseas production plant in Brazil.
The Softail gets a counterbalanced version of the Twin Cam engine, dubbed 88B. It even has fuel injection.