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 1998 Eaton RS404 Rear Differential for a Volvo WG Recently Updated $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)WGStock Number25826370 MLS Number13739704CategoryDifferentials, Rear Last Updated8/13/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1996 Eaton RS404 Rear Differential for a Freightliner FLD120 Recently Updated $325 USD (USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# N/A ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FLD120Part NumberN/AStock Number25964993 MLS Number14301527CategoryDifferentials, Rear Last Updated8/12/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RS404 Rear Differential Newly Listed $1,250 USD REMAN 1 YEAR WARR. ConditionRemanufacturedRear End3.90 ratioStock Number28500 MLS Number14534472CategoryDifferentials, Rear Last Updated8/11/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Eaton RS404 Rear Differential for a Peterbilt 335 Newly Listed $375 USD (USED) Eaton RS404 Ratio: 4.88 Side Gear Splines: 41 W/ Locker: NO Cast#: 129351-C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)335Stock Number26035359 MLS Number14533065CategoryDifferentials, Rear Last Updated8/9/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2000 Eaton RS404 Rear Differential for a Freightliner FLD112 Recently Updated $425 USD (USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FLD112Stock Number26002342 MLS Number14390663CategoryDifferentials, Rear Last Updated8/9/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2001 Eaton RS404 Rear Differential for a Mack CX Recently Updated $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 ConditionUsedFits To Make(s)MackFits To Model(s)CXStock Number25988077 MLS Number14344152CategoryDifferentials, Rear Last Updated8/8/2026 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2008 Eaton RS404 Rear Differential for a International Prostar $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)InternationalFits To Model(s)ProstarStock Number25980321 MLS Number14522353CategoryDifferentials, Rear Last Updated8/5/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2000 Eaton RS404 Rear Differential for a International 9900 $425 USD (USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 ConditionUsedFits To Make(s)InternationalFits To Model(s)9900Stock Number26010378 MLS Number14410833CategoryDifferentials, Rear Last Updated8/5/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Eaton RS404 Rear Differential for a Freightliner CASCADIA 132 $795 USD USED EATON RS404 REAR DIFFERENTIAL RATIO: 5.29 ConditionUsedRear End5.29 ratioFits To Make(s)FREIGHTLINERFits To Model(s)CASCADIA 132Stock Number98346 MLS Number13286329CategoryDifferentials, Rear Last Updated8/4/2026 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 2012 Eaton RS404 Rear Differential for a Freightliner Cascadia $750 USD SPICER EATON RS 404 REAR REAR 3.70 RATIO ConditionUsedRear End3.70 ratioFits To Make(s)FREIGHTLINERFits To Model(s)CascadiaStock Number28492 MLS Number14518343CategoryDifferentials, Rear Last Updated8/1/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ 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. 5.57 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered ConditionRemanufacturedRear End5.57 ratioStock NumberBP TRS RS404/5.57 MLS Number14050558CategoryDifferentials, Rear Last Updated7/28/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2000 Eaton RS404 Rear Differential for a Kenworth T800 $595 USD (USED) Eaton RS404 Ratio: 4.11 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number26020028 MLS Number14506232CategoryDifferentials, Rear Last Updated7/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2001 Eaton RS404 Rear Differential for a Peterbilt 379 $585 USD (USED) Eaton RS404 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Stock Number26037162 MLS Number14503652CategoryDifferentials, Rear Last Updated7/24/2026 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 $1,200 USD Remanufactured Eaton RS404 rear, rear differetnial assembly. 4.33 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered Quantity2ConditionRemanufacturedRear End4.33 ratioStock NumberBP TRS RS404/4.33 MLS Number14050564CategoryDifferentials, Rear Last Updated7/23/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ 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. 3.55 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered Quantity4ConditionRemanufacturedRear End3.55 ratioStock NumberBP TRS RS404/3.55 MLS Number14050327CategoryDifferentials, Rear Last Updated7/23/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ 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. 3.90 ratio. 1 Year warranty for parts or Swap out for another unit. $500 For Labor. Towing not covered Quantity5ConditionRemanufacturedRear End3.90 ratioStock NumberBP TRS RS404/3.90 MLS Number14050292CategoryDifferentials, Rear Last Updated7/23/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1998 Eaton RS404 Rear Differential for a Peterbilt 379 $375 USD (USED) Eaton RS404 Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 Ref# 13701 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Part Number13701Stock Number26027389 MLS Number14466395CategoryDifferentials, Rear Last Updated7/18/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2010 Eaton RS404 Rear Differential for a International Prostar $325 USD (USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)InternationalFits To Model(s)PROSTARStock Number26027790 MLS Number14466319CategoryDifferentials, Rear Last Updated7/18/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1998 Eaton RS404 Rear Differential for a Peterbilt 377 $425 USD (USED) Eaton RS404 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 127603 Ref# N/A NO TAG ConditionUsedFits To Make(s)PeterbiltFits To Model(s)377Part NumberN/A NO TAGStock Number26022267 MLS Number14489459CategoryDifferentials, Rear Last Updated7/17/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Eaton RS404 Rear Differential for a International Durastar (4300) $375 USD (USED) Eaton RS404 Ratio: 6.17 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A ConditionUsedFits To Make(s)InternationalFits To Model(s)Durastar (4300)Stock Number26014816 MLS Number14486846CategoryDifferentials, Rear Last Updated7/16/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2009 Eaton RS404 Rear Differential for a International 9900 $325 USD (USED) Eaton RS404 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)InternationalFits To Model(s)9900Stock Number26002276 MLS Number14390681CategoryDifferentials, Rear Last Updated7/9/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info