(Used) 2000 Mack RD688SX, COMPLETE FRONT AXLE- Make: Mack, Model: 3QHF545-P2, Serial Number: 1QHAFA, Hub Bolts: 6 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