2019 Detroit DA-RT-40.0-4S, Truck Tractor, Front Rears (Tandem Front), Fits to: Freightliner Cascadia 126, (Used) 2019 Freightliner Cascadia 126, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Part Number: A775350 0130, Serial Number: DDC18FZ 349697, Make: Detroit, Model: DA-RT-40.0-4S, Hub Bolts: 10, Brake Type: Drum, Capacity: 20,000Lbs, Ratio: 2.85, 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 2.85, Serial# DDC18FZ 349697, Casting# DDC18FZ 349697 3AKJHHDRXKSKS3102