I've been eyeing the ARBs for my WJ, rounded out with a nice M8000 or maybe even a 9.5...who knows.
Is your's a 4.7L?
What rack are you looking at? I'm quite please with my Defender Rack, but I got it for super cheap. For the same price, you can have a KOR or for a few $$$ more, a Hannibal.