I just purchased a 2013 F350 6.7 SRW Crew Short Bed 4x4. I am installing a Carli Backcountry 4.5" Lift with full progressive rear springs. Carli is recommending a 17"-18" Wheel, no more than 9" wide with 5" of Backspacing for this suspension. For the tire, I am going with the Toyo Open Country...