View 0 Photos View 0 Videos 2006 Eaton RS404 Rear Differential for a Peterbilt 387 $375 USD (USED) Eaton RS404 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number25820859 MLS Number13712514CategoryDifferentials, Rear Last Updated8/9/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Eaton RSP40 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25823287 MLS Number13709002CategoryDifferentials, Rear Last Updated8/3/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 Eaton RDP40 Rear Differential for a Kenworth T680 $1,534 USD (USED) Eaton RDP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: YES ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25758161 MLS Number13442012CategoryDifferentials, Rear Last Updated3/12/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info