BroncoII4x4.com

You could use a dana 30 out of a YJ and use the leafs. But a Dana 44 would of course be stronger. If you wanted to go extreme you could also use a pair of Dana 60's from a 78 or 79 F350 and also run the leafs. The frame with between the BII and the YJ and 78/79 F350's are close enough (or so i am ...

You could run a Dana 60 from a 78 or 79 super duty the difference in frame width is less than an inch.