___1919 Flat Twin Sport Model___

Production   24,292

Power plant  35.63 CI Flat twin, 3-speed

Features      

List price    

The horizontally opposed twin-cylinder engine that powered this model had an unusually small displacement for a Harley twin. The engine revved to very high speeds. It was exported in very large numbers.

____1920 Fishing Trip____

Production   None

Power plant  None

Features       None

List price     

The original founders of Harley-Davidson often used there bikes for sport. Company archives contain many photographs of William A. Davidson and William S. Harley (Front), and the other company founders like Arthur Davidson Rear, posing with the rewards of fishing and hunting trips.

____1922 JD 74____

Production   212,759

Power plant  74 CI V-Twin

Features      14 CI larger engine

List price     

Harleys first 74 cubic inch engine was introduced in 1922, dubbed the "Superpowered Twin". An FD model had a magneto ignition system , While the JD Model had a full generator system with lights

___1922 JD With Sidecar____

Production   12,759

Power plant  74 CI V-Twin

Features       Optional sidecar

List price      

The Harley sidecar was also available in a two-passenger sidecar model (22QT). The JD's extra front mudguard clearance on the top and sides enabled it to travel rough roads with sand and mud. A spare tire was an option.

___ 1923 JD 74___

Production  18,430

Power plant  74CI V-Twin

Features       2nd year of prodution

List price      

This machine was advertised as having benefited from a year of engineering development. Offered at a reduced price in 1923, catalogs advertized "Double your riding pleasure and pocket the savings." A sidecar cost ? additional.

____1924 2-Cam Racer______

Production   N/A

Power plant  74 CI V-twin

Features      Alloy pistons

List price     N/A

The racing machines of this era were all business, having no brakes, clutch or starter. The use of aluminum alloy pistons was a first in 1924. The low-profile single seat Harleys were popular on board and dirt tracks, and hill climbs.

___1926 JD 74____

Production   23,354

Power plant  74 CI V-Twin

Features       Optional sidecar

List price      

The JD's double spring fork helped to provide excellent ride qualities. The JD model had a three-speed transmission and a standard 3.5 gallon gas fuel tank. A complete tool kit was also standard equipment.

____1926 Single____

Production   23,354 (total)

Power plant  21.1 Cl single cylinder, 3-speed

Features       Easy handling, 80-mile per gallon

List Price   

The 21-cubic inch single was produced for ten years in both flathead and overhead-valve versions.  Advertised to cost only 1 penny per mile to operate, the highly dependable machine appeared to be a scaled-down version of Harley's larger twin.