1989 Meritor/Rockwell RS23-160, Truck Delivery, Axles, Complete Rears, Fits to: White WCS, (Used) 1989 White WCS, COMPLETE REAR DIFFERENTIAL- Serial Number: AVA89069297, Part Number: 33002-1909, Make: Meritor/Rockwell, Model: RS23160NFNN102, Ratio: 3.73, Hub Bolts: 10, Brake Type: Drum, 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 3.73, Serial# AVA89069297, Casting# AVA89069297 4V2AABME9KN619024