(Used) 2006 Freightliner Columbia 120, TANDEM CUTTOFF- Part Number: S11-15793307, Serial Number: AVA05249306, Make: Meritor/Rockwell, Model: RR20145NFN1073, Capacity: 40,000Lbs, Ratio: 3.07, 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