https://tiresize.com/calculator
A 28.5" to 28.9(stock) height. A no hassle 275 wide. Rim size of 18 making shopping for tires easy. But found a 275/55/17 but as for transmission don't see the tire selection an issue. 3.73 rear with 28-29" tire is the sweet spot.
A 255/50/18 at 28.04" tall or
A 255/55/18 at 29.04" tall for all 4 corners. And 10" wide