(Used) 2006 Gmc C6500, COMPLETE DIFFERENTIAL HOUSING ONLY- Make: Spicer/Dana, Model: 19060S, Serial Number: HN02096666, Part Number: 510910, Custom Number: 15014702390, SPEC: 0746241, Ratio: 3.90, Capacity: 19,000Lbs, Hub Bolts: 10, Brake Type: Disk, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921