(Used) 2005 Mack CXN613, TANDEM CUTOFF- Make: Spicer, Model: DS-405, Capacity: 20,000 Lbs, Ratio: 3.70, 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