1903 Harley Davidson is founded
1903 The first Harley-Davidson motorcycle is manufactured
1905 The "Silent Grey Fellow" nickname coincides with the new standard grey
color.
1907 The first Harley-Davidsons sold for police duty
1909 First "V-Twin" engine
1912 First clutch mechanism
1914 Stepstarter and internal expanding rear brake
1915 Three speed transmission
1916 The first issue of "The Enthusiast" publication
.
1922 74" Twin engine debuts
1928 Front wheel brake appears
1929 WL 45" Twin engine
1932 45" Servicar
1936 80" Side Valve Twin engine and the first "Knuckle Head" 61" engine
1937 William A. Davidson dies
1941 74" OHV Super Power engine
1942 Walter Davidson dies at age 65
1943 Bill Harley dies at age 66
1947 74" OHV Big Twin engine
1948 74" "Panhead" engine is introduced
1949 The Hydra-Glide debuts
1950 Arthur Davidson dies at age 69
1957 XLH Sportster
1958 The Hydra-Glide turns into the Duo-Glide
1959 XLCH Sportster
1960 The "Topper," a fiberglass motorscooter, was introduced.
1960 Harley Davidson teams up with Italian manufacturer Aeronautica Macchi
S.p.A. to produce a line of smaller bikes including the Shortster and Sprint
models.
1965 The Electra-Glide debuts
1965 George Roeder sets a world land speed record (177.225 m.p.h.) for 250
cc motorcycles on a much modified Harley-Davidson Sprint.
1965 After being privately held for over 60 years, Harley-Davidson goes
public.
1966 The introduction of the Harley Davidson "shovel head" engine
1967 Electric start Sportster
1969 Merger with American Machine and Foundry Company (AMF)
1971 FX 1200 Super Glide
1972 1000 cc XLH/XLCH Sportster
1972 First disc brakes on a Harley
1977 FXS 1200 Low Rider and FLHS
1978 75th Anniversary models
1978 FLH 80 Electra-Glide
1978 First electronic ignition on a Harley
1979 FXS 80 Low Rider
1980 FLT rubber mounted engine
1981 Senior executives at Harley-Davidson purchase the company from AMF.
Harley-Davidson once again becomes a privately owned company.
1983 President Reagan imposes additional tariffs on all Japanese motorcycles
700 cc or larger.
1983 The Harley Owners Group (H.O.G.) is established.
1984 The Introduction of the "Evolution" engine
1984 First Softail models and Air Assisted Anti-Drive
1986 By offering common stock and subordinated notes, Harley-Davidson once
again becomes a publically owned corporation.
1987 In an unprecedented move, Harley-Davidson petitions the ITC for early
termination of the five year tariff imposed in 1983.
1988 Patented "Springer" front-end returns
1990 Dyna model is introduced
1991 All Harleys change to five speed transmission
1992 All Harleys adopt a belt drive
1993 "90th Anniversary" homecoming
1995 First fuel injection models