2000 HUB PILOT NA, Truck Tractor, Hubs, Fits to: Peterbilt 379, (Used) 2000 Peterbilt 379, FRONT DIFFERENTIAL HUBS- Part Number: 319950, Serial Number: 129572A, Side: Driver Left Side, Make: Spicer, Model: DS404, Ratio: Other, Capacity: 18,000 Lbs, Hub Bolts: 10, Brake Type: 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, Serial# 129572A, Casting# 129572A, Material Steel 1XP5DU9X8YD512903