(Used) 2013 Mack CHU613, COMPLETE FRONT DIFFERENTIAL HUBS- Side: Driver Left Side, Material: Steel, Part Number: DD404P390EX, Serial Number: HN05243708, Make: Spicer/Dana, Model: DD404P, Hub Bolts: 10, Brake Type: Drum, Ratio: 3.90, Capacity: 20,000Lbs, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921