2006 Dana 21060S, Truck Delivery, Axles, Complete Rears, Fits to: International 4300, (Used) 2006 International 4300, COMPLETE REAR DIFFERENTIAL- Part Number: 510917, Serial Number: HN01769884, Make: Spicer, Model: 21060S, Ratio: 6.17, Capacity: 22,000 lbs, Hub Bolts: 10, Brake Type: Drum, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PART) 929 W PULASKI HWY ELKTON, MD 21921, Ratio 6.17, Serial# HN01769884, Casting# HN01769884 1HTMMAAN26H157810