; HomeHeavy Duty Truck PartsDifferentials & Differential PartsFront Rears (Tandem Front)MackCRDPC92Used 1985 Mack CRDPC92 Front Rear (Tandem Front) Used 1985 Mack CRDPC92 Front Rear (Tandem Front) Unfortunately this part is temporarily unavailable. View other Mack CRDPC92 Front Rears (Tandem Front)