Harley Back Piece, Humboldt, IA. 1999. Photo ©1999 Michael Lichter Harley riders have a loyalty and pride of ownership that has brand managers at other companies green with envy. It is unique. The Harley logo is tattooed on arms, backs, tops of heads, and sensitive areas that don’t see the light of day. It is displayed like a badge of honor and seen as an exclusive club membership.