2023 Peterbilt 579, Truck Tractor, Front Axles, Complete, Fits to: Peterbilt 579, (Used) 2023 Peterbilt 579, FRONT AXLE BEAM- Make: Meritor, Model: MFS12E122CNN4, Serial Number: M0M04638709, Hub Bolts: 10, Brake Type: Disc Brakes, Customer Part Number: B05-6043-0CA 100000, 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 2023, VIN 1XPBDP9X6PD708051, Axle Make Meritor 1XPBDP9X6PD708051