Revshift BMW Billet Aluminum Trailing Arm Kit | E9x E8x

These billet aluminum rear trailing arms fit the BMW E9x and E8x including the M models. They are CNC machined from 6061-T6 aluminum and are protected by a black anodized hard-coat. These trailing arms replace the flimsy stamped OEM part, stiffen the rear suspension, and improve the vehicle’s handling.