View 6 Photos View 0 Videos 2020 Paccar DX40 (MR2014P) Rear Differential for a Peterbilt 579 $900 USD Core - DX40 Rear (MR2014P) - 2.64 Ratio - Grade D - Bad Gearset - Bad Case. ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number32667 MLS Number14386828CategoryDifferentials, Rear Last Updated5/22/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info