Find the Gear Oil and friction modifier you need for your 2005-2006 Jeep Liberty 2.8L CRD. Discover the large array of synthetic blend, conventional, and full synthetic lubes we offer. Whether you need 75W-90, 75W-140, 80W-90, 80W-140, or 85W-140 gear lube, you can find what you need. XDP offers Nitro Gear & Axle, Motorcraft, AFE, Lucas Oil, and Royal Purple gear lube.