Today on our 2006 BMW X5, we'll be installing the Hidden Hitch, part number 87405. This is what our hitch will look like once it's installed. Next, we'll go ahead and give you a couple of measurements to assist you in selecting accessories for your new hitch. From the center of the hitch pin hole to the outermost edge of the bumper is 4-1/4 inches. From the top of the receiver tube to the… see more >