(Used) 2004 GMC C5500, COMPLETE DIFFERENTIAL HOUSING ONLY- NO DIFFERENTIAL Make: Spicer/Dana, Model: S135SL, Serial Number: HN01207849, Part Number: 360CA109 1X, Custom Number: 15190842478, Ratio: 4.78, 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