You could call Joe at AO (absolute offroad) he is a very nice guy. The # is 602-248-8949. He is very knowledgeable on all the JK stuff, he'll also answer all your questions. He did my lift and gears.
Frank Bell 2008 JK Rubi.Rear Bumper/Tire carrier from FabFour, Gas Tank/Evap Canister Skids from Rock Hard 4x4, 3.5 Rock Krawler lift, MX6 shocks, 5.13 gears, and 315/70/R17 MTZ's