3 0 2017 Meritor MP2014X Front Differential for a Peterbilt 579 $1,795 USD (USED) Meritor MP2014X Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200J2220 Ref# 3200J2220 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number3200J2220Stock Number25793903 MLS Number13570505CategoryDifferentials, Front Last Updated5/10/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info