The 1947 Harley Davidson Knucklehead chopper used in this film was built by Ben Hardy Cliff Vaughn , Sugar bear. Choppers they never received recognition for this in the film credits or ever mentioned.
The film has obvious product placement of Schlitz beer. Several characters hold Schlitz cans, a large Schlitz sign is seen in a bar, one of the characters orders a Schlitz beer in a bar.
Film debut for Sherry Bain. The following year she would appear as a featured guest in Emergency! as a parachutist stuck in a tree. Although her costar from this film, Robert Fuller was a regular lead on that series, they shared no scenes together.
While having the English title right, Iranian poster erroneously states the name of the movie in Persian language as "Hard Rider".