Sport Edition Johnny Joint Suspension System for JL Wrangler w/ Diesel engine 3.5 Inch lift RockJock 4x4RockJock's Sport Edition Johnny Joint Suspension System for JL Wrangler Unlimiteds, 4 door) with the diesel engine provides 3 1 2 inches of lift and allows for efficient clearance of up to 37 inch tall tires, with minor trimming, larger tires will require aftermarket fenders). This kit is comprised of only the highest end components in the areas of strength, fit, finish, function, and the engineering to back them. This kit is more than sufficient for