2001 Meritor/Rockwell RS23-160, Truck Delivery, Axle Housings (Rear), Fits to: Sterling L7500, (Used) 2001 Sterling L7500, DIFFERENTIAL HOUSING ONLY- Part Number: S11-20877-410, Serial Number: AVA00220982, Make: Meritor, Model: RS23-160, Ratio: 4.10, Capacity: 23,000 Lbs, Suspension: Leaf Springs, 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# AVA00220982, Casting# AVA00220982, Hub Bolts 10 2FZAATBS31AH86017