2005 Meritor/Rockwell RS23-160, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: Sterling ACTERRA, (Used) 2005 Sterling ACTERRA, DIFFERENTIAL GEARS ONLY- Part Number: S11-15877-614, Serial Number: AVA04166849, Make: Meritor, Model: RS23-160, Ratio: 6.14, Capacity: 23,000 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 6.14, Serial# AVA04166849, Casting# AVA04166849 2FZACHCS65AN82319