3 0 2014 Eaton DDH40 Front Differential for a Peterbilt 386 $1,512 USD (USED) Eaton DDH40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: YES Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25799426 MLS Number13597533CategoryDifferentials, Front Last Updated7/31/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info