; HomeHeavy Duty Truck PartsDifferentials & Differential PartsFront Rears (Tandem Front)EatonDSP40Used 2012 EATON DSP40 Front Rear (Tandem Front) Used 2012 EATON DSP40 Front Rear (Tandem Front) Unfortunately this part is temporarily unavailable. View other Eaton DSP40 Front Rears (Tandem Front)