Yah your right. Momentary brain fade. WAAAYY back IS usualy WAAYY good.
If you go for a wide one look for a 86+ v6 axle coded G294 as the diff is not only a v6 style but has 4 pinions, versus two.
I keep pondering over those "G" codes. Where do you find them on an axle that is not in the truck?
