2002 Spicer/Dana Other, Truck Delivery, Rear Rears (Tandem Rear or Single), Fits to: Peterbilt 357, (Used) 2002 Peterbilt 357, REAR DIFFERENTIAL GEARS ONLY- Make: Spicer, Model: DS463P, Ratio: 4.11, Capacity: 20,000 Lbs, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921, Ratio 4.11, Serial# TBD, Truck Year 2002 1NPAXBEX22D578560