(Used) 2006 Mack CHN613, COMPLETE FRONT AXLE- Part Number: 20543700, Serial Number: 1026773, Make: Mack, Model: 3QH590M, Measurement: 34" CENTER TO CENTER LEAF, Capacity: 11,680 lbs, 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