I would belive anything Discount Tire Direct tells you when it comes to what fits. They do a ton of Jeeps and know what fits. I'm on my 3rd set of tires and 2nd set of rims from them over the years. I've always been very happy with them and their service.
2013 Jeep JKU Sport S white auto 3.73, 315x75x16 BFG KM2's, TerraFlex 2.5" spring lift, Bilstein 5100 shocks, TF Monster TB, AEV drop brackets, Rancho SS, TF hinge and tire carrier, Rubbi rails, ACE rock sliders, LoD rear bumper, RR front bumper with stinger, RR 8500 lb winch, Bushwacker flats, decals by me