Trail Armor's trailing arm guards can take the iMPACT! Made of the same 1 /2" supertough polymer we make our skid plates out of, these rear trailing guards follow the contours of the vehicle's trailing arms offering unbeatable protection for your trailing arms. Guards mount easily. All mounting hardware and simple photo-documented installation instructions are included. Trailing arm guards are a set of 2 only. Front A-Arm Guards sold separately.