It depends on who is drawing the regions.
According to the Encyclopedia Britannica:
The US Bureau of Economic Analysis also considers the Southwest to be Oklahoma, Texas, Arizona, and New Mexico, as does the US Fish & Wildlife Service.
The terrain and weather in Oklahoma west...
Yep. There are certain things I'm willing to do on my own, certain things I'm willing to have done at a shop, and certain things I'd rather have done at the factory. Gearing is a thing I'd rather have done at the factory.
Squatch comes with more than just the 35" tires. In fact, I'd go so far as to say that 35" tires might be the least important part of the Sasquatch package, even though they're the most visible thing. Squatch also comes with:
1. Dana 210 front suspension.
2. Front locker.
3. Rear locker.