Synergy 5710 - Jeep JK Standard Skid Plate - Manual (Page 8)

17. Next, install the passenger engine mount bracket. Use the ½-20 UNF hex head bolt and flange nut provided
in the kit. Be sure to use a washer under the head of the bolt as shown. Do not tighten at this time.
 2007-2011 will use the forward mounting hole of the bracket.
 2012+ models will use the rear mounting hole of the bracket as shown below.