The famous, custom Harley-Davidson motorcycle nicknamed Captain America from the '60s classic Easy Rider sold for $1.35 ... about a possible problem with the bike's authenticity came to light ...

The legendary 'Captain America' chopper from Easy Rider is up for auction ... This particular chopper, known as the "crash ...

The bike is also a tribute to Peter Fonda's Captain America motorcycle in "Easy Rider." Fonda, who also appears in "Ghost Rider" as the demonic Mephisto, nods to this reference in his first scene ...