2023 PACCAR MR2014P3, Truck Tractor, Rear Rears (Tandem Rear or Single), Fits to: Peterbilt 579, (Used) 2023 Peterbilt 579, REAR REAR (TANDEM REAR)- Make: PACCAR, Model: MR2014P3SFRNN630-264, Ratio: 264, Serial Number: F0R07417279, Customer Part Number: C8-1A11A27A00A2M20, 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 264, Serial# F0R0741279, Truck Year 2023 1XPBDP9X6PD708051