; HomeHeavy Duty Truck PartsTransmissions & Transmission PartsTrans Misc PartsMeritor/RockwellRMX9-145BUsed 1994 ROCKWELL RMX9-145B Trans Misc Part Used 1994 ROCKWELL RMX9-145B Trans Misc Part Unfortunately this part is temporarily unavailable. View other Meritor/Rockwell RMX9-145B Trans Misc Parts