2010 Spicer/Dana DS404, Truck Tractor, Front Rears (Tandem Front), Fits to: Freightliner COLUMBIA 120, (Used) 2010 Freightliner COLUMBIA 120, FRONT DIFFERENTIAL GEARS ONLY- Part Number: S11-21808-370, Serial Number: HN03269506, Make: Spicer, Model: DS404, Ratio: 3.70, Capacity: 20,000 Lbs, 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 3.70, Serial# HN03269506, Casting# HN03269506 1FUJA6CK4ADAN8412