You get every feature and improvement applied to our three-wheel frame design. There? s more than an added wheel at work here. Trikes Trikes DX92712409835458012448 DX1 . the Tri Glide? Ultra model is everything you love about the Harley-Davidson? touring tradition only more. Get into the middle of nowhere on this one and you won? t be coming back anytime soon. You also get the confidence of front to rear linked brakes. 2017 Harley-Davidson Tri Glide? Ultra TRI GLIDE? ULTRA How much motorcycle can you fit on three wheels? One look at the Tri Glide? Ultra motorcycle and you'll have your answer. It all adds up to better miles and more comfort than a vibrating motel room mattress...