The 1959 Harley-Davidson Police Special shows how the Big Twins have been popular with law enforcement agencies. Though a hand-clutch/foot-shift setup had been standard since 1952, many police chose the hand shifter. Learn about the Police Special.
WHAT'S INSIDE: HARLEY-DAVIDSON
- 1900s & 20s
- About Harley-Davidson
The 1927 Harley-Davidson BA was a single-cylinder motorcycle that was economical but sold poorly. Two versions of the single were offered: a flat-head with eight horsepower and an overhead-valve variant producing twelve horsepower. Read about the Harley BA.
The 1931 Harley-Davidson Model D switched from F-head to flathead (side valve) V-twins. First was a new 45ci model to compete with the Indian Scout. The next year the 61ci and 74ci Big Twins were changed to a flathead design. Read about the Model D.