(Used) 1999 GMC C7500, COMPLETE REAR AXLE- Part Number: 307416, Make: Spicer, Capacity: 22,000 Lbs, Ratio: 3.90, Hub Bolts: 10, Brake Type: Drum, For more information about this item, give us a call.We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921