you'll probably want to go with the 4.56's since you have the automatic. If you went 4.88's, your highway driving might be a little unbearable. Hope this is correct info.
[B]98' Jeep Wrangler Sahara[/B]
Skykacker 4inch, 33x12.50 BFG M/T's, kilby steering skid, optima red top, flowmaster 40 series, airaid intake and TBS, bestop bikini and halftop, lock-right in Dana 30
"Are you locked up?
Yup, both doors!!!!"