Another consideration, The 5.2L can pull more than the 5.9.. rated pulling load. I've had 2 JGC 4.0L and 5.2L. The 5.2 was great pulling all my stuff. Just keep up with the preventive maintenance. Also run the 85w-140 synthetic gear oil in the rear regardless is you tow or not.
[FONT=Trebuchet MS]01' Jeep TJ (Jeep #5)
3.5 RE Custom SuperFlex, Raingler, Kilby, Currie, Banks, Borla, American Racing, Custom mods, Always more in the works.