oversized tires

I'm working on my blazer's form and was wondering anyone's opinion on 33" or 35" tires for a 4" lift. I will be also looking into ring and pinions and new suspension based on my decision. Any thoughts?

Set of 4 New in Boxes. Never installed, never used. Front and Rear. 3" flare for 73-87 Chevy, GMC Pickup and 81 - 91 Suburban Blazer. These are the Non-riveted ones and they require the bottom corners of the wheel wells/fenders be trimmed. Includes instructions, 4 fender flares, Bushwacker...