; HomeHeavy Duty Truck PartsTransmissions & Transmission PartsTransmission AssysMeritor/RockwellRMX10-155AUsed 2000 ROCKWELL RMX10-155A Transmission Assy Used 2000 ROCKWELL RMX10-155A Transmission Assy Unfortunately this part is temporarily unavailable. View other Meritor/Rockwell RMX10-155A Transmission Assys