Having a Yukon Gear locker installed, I wanted to be able to change the gear oil in my differential regularly.. and the factory cover makes that a nightmare. Sealed with only black RTV from the factory, draining the oil involves removing twelve bolts, breaking that RTV seal, cleaning both surfaces, reapplying RTV, reinstalling twelve bolts, allowing time to cure, and filling with oil. Well overdue for my break-in change, I opted to ditch the factory cover for something with a drain plug, and ditch the RTV sealant for an actual gasket.... Read the rest