1.2003
2.they are air lockers that the pcm controls,they only work in 4 low under 10 mph
3.true 44 in the rear ,44 in the front with 30 axles and knucles
4.stiffer springs(carries a winch real good)same height
5.4.10
6.np 241 transfer case,4.1 low range ,sye 4 wheel disk brakes
7.i paid 22000 for an 05 with 6k miles iwould guess anywhere from 12-17000
they come standard with a/c n stuff like that pretty nice for a tj,good luck hope this helps <img src="/forums/images/graemlins/cheers.gif" alt="" />

05 rubicon rustys 3 in susp and ther stuff