what's inside: harley-davidson

The Harley-Davidson Motorcycles Channel includes histories, photos and specs for Harley-Davidson motorcycle models. Explore Harleys on HowStuffWorks.

1900s & 20s

1900s & 20s

The 1900-1920s Harley-Davidson Motorcycles Channel features some of the earliest models around. Check out vintage Harleys at HowStuffWorks. See more »

1930s

1930s

The 1930s Harley-Davidson Motorcycles Channel features some of the earliest models around. Check out vintage Harleys at HowStuffWorks. See more »

1940s

1940s

The 1940s Harley-Davidson Motorcycles Channel features early motorcycles and their stories. Check out vintage Harleys at HowStuffWorks. See more »

1960s

1960s

The 1960s Harley-Davidson Motorcycles Channel features classic Harleys and their stories. Check out vintage Harley-Davidsons at HowStuffWorks. See more »

About Harley-Davidson

About Harley-Davidson

Learn more about Harley-Davidson motorcycles. Get details and specs on all your favorite models, plus learn about the mechanics and science behind the beloved motorcycle company. See more »

featured articles

FPO

1958 Harley-Davidson FL Duo-Glide

The 1958 Harley-Davidson FL Duo-Glide motorcycle had a genuine rear suspension, finally giving Harley riders a smoother ride -- perfect for touring. The engine gave 50-60 horsepower from 1200 ccs/74 cubic inches. Read more about the smooth Duo-Glide.

videos: trucks & motorcycles

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FPO

Harley-Davidson History

In 2003, Harley-Davidson celebrated 100 years of building distinctly American motorcycles. This article traces the development of the machines and the legacy of the "Harley mystique." Read how Harley-Davidson survived when other manufacturers failed.

FPO

1920 Harley-Davidson 20-J

The 1920 Harley-Davidson 20-J sported the olive paint that first came in 1917. Styling changes were few during those years. The most notable came in 1920 when the headlight and horn switched places. V-twins still displaced the same 61 cubic inches.