any explorer rear end should be good. the f-150 8.8s will be wider and have the wrong lug pattern. the exploder ones are 5 on 4.5 like you need and will be close (one inch narrower) than the stock track width. the rangers came with 28 spline axles, but afaik, all exploders had 31 spline axles.
'90 YJ, ford 8.8, SOA, lincoln front, aussie rear, 4.88s, swampers.