2002 Spicer/Dana Other, Truck Tractor, Front Rears (Tandem Front), Fits to: Peterbilt 379, (Used) 2002 Peterbilt 379, COMPLETE FRONT DIFFERENTIAL GEARS ONLY- Serial Number: HN00692832, Part Number: 504342, Custom Number: C05-1504017EJ00433, Make: Spicer/Dana, Model: DS462P, Ratio: 4.33, Hub Bolts: 10, Brake Type: Air Drum, 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 4.33, Serial# HN00692832, Casting# HN00692832 1XP5DB0X92N584938