2005 Spicer/Dana DS404, Truck Tractor, Tandem Cutoffs, Fits to: Freightliner COLUMBIA 120, (Used) 2005 Freightliner Columbia 120, TANDEM CUTOFF- Make: Spicer, Front Model: DS404, Front Part Number: 320106, Front Serial Number: U043447229, Rear Model: RS404, Rear Part Number: 509826, Rear Serial Number: HN016566436, 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, Ratio 370, Serial# U043447229, Casting# U043447229 1FUJA6CK45DU76360