Original Resolution: 425x302 Amazon Com Single Din Iso Install Dash Kit With Wiring Harness Hardware Aftermarket Radio Stereo Compatible With Harley Davidson 1996 2013 Flhx Flht Fltr Street Electra Road Glide Home Audio Theater Im checking wiring diagrams for my head unit and my oem harness, they dont have any sort of behind the oem radio i noticed 3 harnesses, and the wiring diagram from crutchfield only has info for the big one, what about the small ones?