1984 Eaton RS380, Truck Delivery, Axle Housings (Rear), Fits to: GMC Brigadier, (Used) 1984 GMC Brigadier, COMPLETE DIFFERENTIAL HOUSING ONLY- Part Number: 3441108, Make: Eaton, Model: RS380, Ratio: 4.11, Capacity: 19,040 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 5, Brake Type Drum 1GDM9C1W2EV511095