You should be able to if the lug-nut pattern is the same, given you have the clearance.
Yes
Different pattern.Different pattern.
I believe yes, the lug pattern for wranglers has not changed.
NO, the wheel sizes are different, you have 16's and the other has 18's, and the wheels wont work either, the bolt patterns are different.
No
Not with out adapters. They have different bolt patterns.
I have the same Jeep and it's 3500lbs
No, the bolt pattern for the 2007+ is 5 on 5.5; the bolt pattern on 1986-1995 is 5 on 4.5.
The unlimited x is the 4 door version, you would want the Wrangler Sahara or Rubicon.
17"
Yes, the Wrangler lug pattern has not changed for , well, ever.
Jeep Wrangler wheel lug patterns years 1987-2006 are 5X4.5Jeep Wrangler wheel lug patterns years 2007-2014 are 5X5