2001 Eaton DS463, Truck Delivery, Axle Housings (Rear), Fits to: Peterbilt 378, (Used) 2001 Peterbilt 378, COMPLETE REAR DIFFERENTIAL HOUSING ONLY- Make: Eaton, Model: DS463, Ratio: 3.90, 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, Serial# TBD, Hub Bolts 10, Brake Type Drum 1NPFL00X71N554048