I came in here to say "I swear to god, if you go with a Rough Country lift...". But since that's already taken care of, what he said above. Alcan Springs also makes custom leafs for you, I've been reading a lot of reviews on here and other sites about their springs. Haven't seen a bad one yet.
1991 YJ: Daily Driver
1992 YJ: Pile of crap sitting in the garage.