Yea, they won’t respond from my experience. They didn’t want to give up their “secrets” and would rather you just by a vehicle from them. I’m running 285/55r22 on a 2.5” level which is basically a 35” tire just narrower at 11.7”. A bit of trimming done but done right isn’t noticeable.
I have had good luck with these wheels for several sets. Just make sure you get the offset right:
This is mine with a 2" RC lift front/back and 285/55r22 +24 offset (before I added the 1.25" spacers). There was minor trimming that had to be done. If its done right you wont notice. I would assume with a 3.5" lift you would be in better shape. I have seen others with 35"x12.50" tires and a...