Rear Jeep Leveling Kit | 3" Lift | for 1997-2006 Wrangler (TJ), 1993-1998 Grand Cherokee (ZJ) | Suspension Strut Upper Top Aluminum Black Spacers [APPLICATIONS] 1997-2006 Jeep Wrangler (TJ). 1993-1998 Jeep Grand Cherokee (ZJ) Includes 2 Lift Spacers [SPECIFICATIONS] Install Location: Rear | Lift Height: 3" (3.0 inch) | Actual Item Thickness: 3" (3.0 inch) [MANUFACTURING] Made from Aircraft Grade Aluminum that is CNC-machined to exact specifications for optimal durability and fitment. Designed to be solid and not bend or warp under stress [IMPORTANT] Your suspension geometry is 1:1 ratio. Meaning the Actual Item Thickness for the front lift spacers is equal to the lift height. In addition, an alignment after installation is necessary to get the correct lift.