OMIX proudly offers high - quality replacement parts so that you can keep you part of the Jeep heritage on the road - parts that always meet or exceed manufacturers specs for quality you can trust. This replacement rear differential ring pinion set fits 91 - 01 Cherokee XJ and 02 - 04 Liberty KJ models equipped with Chrysler 8.25 rear differentials with 4.10 - gear ratio. Features a 41 - tooth ring gear and a 10 - tooth pinion gear. For master rebuild kit, use 352064. Replaces OE 4720973