If you are planning to go off road you will need the 2" bb for sure you u will get other kinds of rubbing. I ran the same with the 2" BB and black steelies with 4.5 inch backspacing and it worked great.
2013 Jeep Wrangler Rubicon Unlimited Auto, 4.10, AEV 2.5" lift, Goodyear DuraTrac 285/70/17 on AEV Pintlers, sPod w/Aeroforce, Trucklites, Rigid D2's, Vector JKE Dock, Dual Batteries, ARB Deluxe Bull Bar, ARB rear bumper. Superwinch EPi9.0s, Gobi Stealth, ARB On-board air.
SOLD - 2010 Jeep Wrangler Unlimited had lots of stuff!
2002 BMW R1150 GSA with lots of stuff also!