I went with 32's, so they wouldn't rub. I have 32.5 (but 24 inch wheels) on my 2003 explore,r so I am sure 33's would fit.
Plus they had great deal on these tires, the kuhmo mohave 265/75/16.
105/tire. Bought 8, got em for the X for winter wheels!
I also cranked the torsion bars about 2".