The most interesting feature of of the Harley and the Davidsons miniseries is its depiction of the "Knucklehead" engine's birth and its role in saving the company during the Great Depression .

: As sales plummeted during the Depression, the episode shows Edsel Ford offering a joint venture to manufacture "Servi-Car" tricycles under the Ford brand. In the show, Harley-Davidson declines, choosing to sell the Servi-Car themselves and expand into Japan with the Sankyo Seiyaku Corporation. 4. Technical Craftsmanship

: The episode portrays "hooligan" or outlaw racing as being open to black and female riders in the 1930s with Harley-Davidson's support. While inclusive, critics from Cycle News describe these scenes as mostly fictionalized drama.

While the episode highlights several historical milestones, it also blends drama with fiction. Here are the key "features" and interesting facts from the finale: 1. The Legendary "Knucklehead" Engine

: In an interesting historical "goof" noted by IMDb , the company didn't actually call it the "Knucklehead" at the time. They simply called it the "OHV" (Overhead Valve) ; the iconic nickname only became popular in the postwar chopper culture.