; HomeHeavy Duty Truck PartsDifferentials & Differential PartsFront Rears (Tandem Front)OtherOtherUsed 2013 ROCKWELL - MERITOR MD20143 Front Rear (Tandem Front) Used 2013 ROCKWELL - MERITOR MD20143 Front Rear (Tandem Front) Unfortunately this part is temporarily unavailable. View other Other Other Front Rears (Tandem Front)