View 1 Photo View 0 Videos Eaton RS404 Rear Differential $1,250 USD REBUILT 12 MONTH WARRANTY ConditionUsedRear End3.55 ratioStock Number21513 MLS Number10534144CategoryDifferentials, Rear Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential $1,250 USD REBUILT 12 MONTH WARRANTY ConditionUsedRear End3.70 ratioStock Number20924 MLS Number10534023CategoryDifferentials, Rear Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential $1,250 USD 1 YEAR WARRANTY ConditionUsedRear End3.70 ratioStock Number19779 MLS Number10533829CategoryDifferentials, Rear Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential, RATIO 3.70 $650 USD USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 3.70, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN. ConditionUsedPart NumberRS404, RATIO 3.70Stock NumberS4100 MLS Number10149799CategoryDifferentials, Rear Last Updated4/7/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential Ratio 3.25 $650 USD USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 3.25, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN. ConditionUsedPart NumberRS404, Ratio 3.25Stock NumberS4098 MLS Number10149792CategoryDifferentials, Rear Last Updated4/7/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential Ratio 2.85 $650 USD USED EATON RS404 REAR DIFFERENTIAL ASSEMBLY, RATIO 2.85, 30 DAY WARRANTY, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGINE. ConditionUsedPart NumberRS404Stock NumberS091 MLS Number10134416CategoryDifferentials, Rear Last Updated4/7/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential, Ratio 3.90 $650 USD USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.90. ConditionUsedPart NumberRS404Stock NumberS4048 MLS Number10107808CategoryDifferentials, Rear Last Updated4/7/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential $650 USD USED EATON RS404 REAR DIFFERENTIAL RATIO 3.55, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN. ConditionUsedPart NumberRS404 RATIO 3.55Stock NumberS4058 MLS Number10092934CategoryDifferentials, Rear Last Updated4/7/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential, 3.90 Ratio $650 USD USED EATON RS404 REAR DIFFERENTIAL, RATIO 3.90, FOR MORE INFORMATION PLEASE CALL 844-EZ-ENGIN ConditionUsedPart NumberRS404Stock NumberS4057 MLS Number10092334CategoryDifferentials, Rear Last Updated2/15/2020 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1999 Eaton RS404 Rear Differential for a Kenworth T800 Newly Listed $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25959569 MLS Number14257834CategoryDifferentials, Rear Last Updated3/21/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RS404 Rear Differential for a International 9200 Newly Listed $325 USD (USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)InternationalFits To Model(s)9200Stock Number25938389 MLS Number14256331CategoryDifferentials, Rear Last Updated3/20/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential Newly Listed $1,250 USD REMAN 1 YEAR WARR. ConditionRemanufacturedRear End3.70 ratioStock Number28365 MLS Number14254322CategoryDifferentials, Rear Last Updated3/19/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Eaton RS404 Rear Differential for a Volvo VNL Newly Listed $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: VERIFY SURFACE RUST ConditionUsedFits To Make(s)VolvoFits To Model(s)VNLStock Number25950144 MLS Number14254131CategoryDifferentials, Rear Last Updated3/19/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RS404 Rear Differential for a Volvo VNL Recently Updated $375 USD (USED) Eaton RS404 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 130825 ConditionUsedFits To Make(s)VolvoFits To Model(s)VNLStock Number25846174 MLS Number13768709CategoryDifferentials, Rear Last Updated3/18/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2010 Eaton RS404 Rear Differential for a International Prostar $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)InternationalFits To Model(s)PROSTARStock Number25940189 MLS Number14146214CategoryDifferentials, Rear Last Updated3/13/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2005 Eaton RS404 Rear Differential for a Freightliner Columbia 120 $325 USD (USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 609826 ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Stock Number25959481 MLS Number14235619CategoryDifferentials, Rear Last Updated3/11/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential $1,495 USD REBUILT EATON RS404 REAR DIFFERENTIAL RATIO: 4.33 ConditionRemanufacturedRear End4.33 ratioStock Number99878 MLS Number14234366CategoryDifferentials, Rear Last Updated3/10/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1997 Eaton RS404 Rear Differential for a Peterbilt 385 $595 USD (USED) Eaton RS404 Ratio: 4.11 Side Gear Splines: 41 W/ Locker: NO Cast#: 127:603 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Stock Number25865930 MLS Number13823953CategoryDifferentials, Rear Last Updated3/8/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential $1,250 USD REMAN 1 YEAR WARR. ConditionRemanufacturedRear End3.55 ratioStock Number28323 MLS Number14117863CategoryDifferentials, Rear Last Updated3/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1998 Eaton RS404 Rear Differential for a Volvo VNL $595 USD (USED) Eaton RS404 Ratio: 4.11 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 ConditionUsedFits To Make(s)VolvoFits To Model(s)VNLStock Number25927993 MLS Number14109659CategoryDifferentials, Rear Last Updated3/5/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential Contact for price RS404 Ratio:3.55, Ratio: 3.55 ConditionUsedRear End3.55 ratioStock NumberATC2594 MLS Number14222129CategoryDifferentials, Rear Last Updated3/4/2026 LocationAlma, AR, US Sold ByArkansas Truck Center (833) 371-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential $1,250 USD REMAN 1 YEAR WARR. ConditionRemanufacturedRear End3.90 ratioStock Number28354 MLS Number14219589CategoryDifferentials, Rear Last Updated3/5/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2011 Eaton RS404 Rear Differential for a Freightliner CASCADIA 125 $1,495 USD USED EATON RS404 REAR REAR DIFFERENTIAL RATIO: 3.90 ConditionRemanufacturedRear End3.55 ratioFits To Make(s)FREIGHTLINERFits To Model(s)CASCADIA 125Stock Number86384 MLS Number12832813CategoryDifferentials, Rear Last Updated3/5/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential $1,495 USD REBUILT EATON RS404 REAR DIFFERENTIAL ASSEMBLY - RATIO: 3.90 ConditionRemanufacturedRear End3.90 ratioStock Number15451 MLS Number12812143CategoryDifferentials, Rear Last Updated3/2/2026 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential $1,200 USD Remanufactured Eaton RS404 rear, rear differential assembly. 6.50 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered ConditionRemanufacturedRear End6.50 ratioFits To Make(s)EATONFits To Model(s)RS404Stock NumberBP TRS RS404/6.50 MLS Number14050745CategoryDifferentials, Rear Last Updated3/2/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info