2000 Dana 19060S, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: GMC C7500, (Used) 2000 Gmc C7500, COMPLETE DIFFERENTIAL GEARS ONLY- Make: Spicer/Dana, Model: 19060S, Serial Number: HN00150785, Part Number: 507982, SPEC: 0554941, 15026335390, Ratio: 3.90, Brake Type: Disk, Hub Bolts: 10, Capacity: 17,850 Lbs, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Ratio 3.90, Serial# HN00150785, Truck Year 2000 1GDJ7H1C0YJ514360