2011 Spicer/Dana DST40, Truck Tractor, Front Rears (Tandem Front), Fits to: Freightliner Cascadia 125, (Used) 2011 Freightliner Cascadia 125, FRONT DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DST40, Ratio: 3.55, Capacity: 20,000 Lbs, Part Number: S11-26312-355, Serial Number: HN03540178, 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 3.55, Serial# HN03540178, Truck Year 2011 1FUJGLDR9BLAY2186