Adds strength and rigidity to the X3 rear suspension. The stock rear plate is extremely flimsy causing flex in your rear suspension. This leads to premature component failure! Our plate allows your rear suspension to have a better feel while reducing stress on the radius rod bolts, preventing failures.Billet 6061 Aluminum.Available with optional D-Ring or Receiver Hitch. ( D-Ring and Receiver Hitch only available in Aluminum & Black colors)This upgrade is a must for any X3.