My friend has a H1. We would go out and hit the sand dunes and that thing just seemed to struggle compared to my Jeep (35's, 6" lift, and 4:88's). It was pretty nice that he could air down without having to leave the truck though. As for the width, that thing is frigin wide! But you dont get...
I know where you coming from.
The Xterra platform, has its limitations, just like a SRT4 (FWD).
The FJC platform.... better platform, going to last forever, and as for modifications are concerned, there is a lot more you can do to it. From the factory, it comes pretty capable (Rear Locker...