Find the right Gear Oil you need when installing a differential cover, or servicing your axle on your 2007-2008 Jeep Grand Cherokee 3.0L CRD. Discover the large array of synthetic blend, conventional, and full synthetic lubes we offer. With 85W-140, 80W-140, 80W-90, 75W-140 or 75W-90 available, you'll find the lube you need for your application. Motorcraft, Nitro Gear & Axle, Royal Purple, Lucas Oil, and AFE are just some of the top brands available at XDP.