Our new Nodular Iron differential covers are specifically designed for serious off-road enthusiasts who aren't afraid to take on large rocks and ruts. This super tough differential cover is designed for the all-new Dana 44 AdvanTek (M220) rear differentials that come standard in all Wrangler Rubicon, Gladiator truck, Ranger truck and Bronco. Features include all nodular iron construction with a super durable black powder coated clear gloss finish, machined B&M logo and reinforcing ribs to help strengthen the cover and give it rugged good looks. Other features include a magnetic drain plug, a fill port with an o-ringed magnetic dipstick and knurled finish for a sure grip when checking fluid level whether on the trail or at home. All hardware and detailed instructions are included for an easy installation you can do at home. Note: Does Not fit Dana 44 AdvanTek (M210) front differential.