2023 PACCAR MX13, Truck Tractor, A/C Lines, Fits to: Peterbilt 579, (Used) 2023 Peterbilt 579, A/C LINE- Type: Hose and Hardline, Serial Number: 18033328, Part Number: F50-2009-001, Rev-A, 12310LA, F50-2144-001, Rev-A, 12310LA, 18039999, 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# 18033328, Truck Year 2023, VIN 1XPBDP9X6PD708051 1XPBDP9X6PD708051