; HomeHeavy Duty Truck PartsDifferentials & Differential PartsAxles, Complete RearsMeritor/RockwellRD/RP20145Used 2008 Meritor/Rockwell RD/RP20145 Axle, Complete Rear Used 2008 Meritor/Rockwell RD/RP20145 Axle, Complete Rear Unfortunately this part is temporarily unavailable. View other Meritor/Rockwell RD/RP20145 Axles, Complete Rears