(Used) 2003 Western Star 4900 FA, COMPLETE FRONT REAR TANDEM- Make: Meritor/Rockwell, Model: RP23164NFNN4, Serial Number: AVA03024361, Part Number: 33063N3536A4.56, Ratio: 4.56, Hub Bolts: 10, Brake Type: Drum, 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