2010 Automatic 4WD GMC Sierra - Chevrolet Silverado Differential from 2007-2013 Needs overhaul, has a whining sound. Comes with all its parts for 500﷼. Drive shaft (Kardan) is sound, no issues, good universal joints. For a double cabin, 1500 size. Price 300﷼. Front differential, ring gear ratio 40:13. Differential only, without axles. Removed from the vehicle, it is sound. Price 500﷼.