OEM Rider Backrest Smooth Harley Touring Street Road Glide King Ultra FLHXOEM Rider Backrest Smooth Harley Touring Street Road Glide King Ultra FLHX Harley part # 52300732 Fits '88 later Touring (except '23 later FLHFB and '25 later FLTRXRRSE) and Trike models (except '21 later FLH) equipped with one piece slotted seat. Installation requires separate purchase of model specific Rider Backrest Mounting Kit. Installation Instructions Adjustable: Yes Rider Position: Rider Sold Separately: Model specific Rider Backrest Mounting