2023 PACCAR MR2014P3, Truck Tractor, Rear Rears (Tandem Rear or Single), Fits to: Peterbilt 579, (Used) 2023 Peterbilt 579, COMPLETE REAR DIFFERENTIAL GEARS ONLY- Part Number: C8-1A01A2000F2L20, Serial Number: FOR07783310, Make: PACCAR, Model: MR2014P3, Ratio: 2.79, Capacity: 20,000 Lbs, 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 2.79, Serial# FOR07783310, Casting# FOR07783310 1XPBDP9X4PD856330