Doug, do a search there was some past discussion on tabs. I think there are only a couple guys that have them installed on this site. Its somthing that every body wants but hasn't spent the money or got started yet. Lenco eletric 12V or Bennet 12V HYD are a good choice both run about the same. Bennets can be automatic self leveling if desired. Most people who have installed say it is the best money spent to improve ride conditions. Also check out
www.thehulltruth.com You can also ask Tabman on this site, he is a Bennet Rep. Crusher