View 3 Photos View 0 Videos 2007 Meritor RR20145 Rear Differential for a Peterbilt 379 $2,470 USD (USED) Eaton R46-170 Ratio: 3.73 Side Gear Splines: 41 W/ Locker: YES Cast#: 31605 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Stock Number25348510 MLS Number12039092CategoryDifferentials, Rear Last Updated8/29/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info