; HomeHeavy Duty Truck PartsTransmissions & Transmission PartsTransmission AssysMeritor/RockwellRMX10-155ACore 1998 ROCKWELL RMX10-155A Transmission Assy Core 1998 ROCKWELL RMX10-155A Transmission Assy Unfortunately this part is temporarily unavailable. View other Meritor/Rockwell RMX10-155A Transmission Assys