(Used) 2008 Western Star 4900 FA, TANDEM CUTOFFS- Make: Meritor, Model: RT-40-145 R-SRS, Hub Bolts: 10, Brake Type: Drum Brakes, Serial Number Front: F0RD0393356, Serial Number Rear: F0RD0393361, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921