2000 Meritor/Rockwell RT40-145, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: Sterling L9500, (Used) 2000 Sterling L9500, REAR DIFFERENTIAL GEARS ONLY- Part Number: S11-22354-586, Serial Number: AVA00057704, Make: Meritor, Model: RT40-145, Ratio: 5.86, 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, Ratio 5.86, Serial# AVA00057704, Casting# AVA00057704 2FZXEDYB7YAH36307