2007 TRW/Ross Other, Truck Tractor, Steering Gears, Fits to: Peterbilt 379, (Used) 2007 Peterbilt 379, STEERING BOX- Part Number: 4773303, Serial Number: 4648307, Make: TRW/Ross, Model: TBD, Side: Driver Left Side, Material: Steel, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY, ELKTON, MD 21921, Truck Year 2007, VIN 1XP5DB9X67N637976, Serial# 4648307 1XP5DB9X67N637976