for one of my friends out here in pa. he just started his own site and its got alot of good info on it already. if you wanna check it out please fell free to..
www.xjfanatic.com
ive got stock uppers and lowers. drop brackets and around 8 inches of lift. no vibes or shimmys when i hit bumps. so i guess im telling you that the drop brackets do wonders.