View 0 Photos View 0 Videos 2006 Eaton RSP40 Rear Differential for a Peterbilt 387 Newly Listed $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 511329 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number26067557 MLS Number14632300CategoryDifferentials, Rear Last Updated9/30/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2002 Eaton RSP40 Rear Differential for a Peterbilt 385 Newly Listed $495 USD (USED) Eaton RSP40 Ratio: 3.90 Side Gear Splines: 41 W/ Locker: NO Cast#: 129543 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Stock Number26073603 MLS Number14628383CategoryDifferentials, Rear Last Updated10/2/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2009 Eaton RSP40 Rear Differential for a Peterbilt 367 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)367Stock Number25960784 MLS Number14242058CategoryDifferentials, Rear Last Updated9/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2006 Eaton RSP40 Rear Differential for a Peterbilt 387 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number26003979 MLS Number14394122CategoryDifferentials, Rear Last Updated9/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2011 Eaton RSP40 Rear Differential for a Peterbilt 386 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: COULD NOT VERIFY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number26024232 MLS Number14466430CategoryDifferentials, Rear Last Updated9/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a Kenworth T600 $395 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T600Stock Number26028391 MLS Number14467168CategoryDifferentials, Rear Last Updated9/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 384 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# 515354 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)384Part Number515354Stock Number26057470 MLS Number14625455CategoryDifferentials, Rear Last Updated9/25/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP40 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# 771604 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number771604Stock Number26060469 MLS Number14625451CategoryDifferentials, Rear Last Updated9/25/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a International 9200 $1,850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)INTERNATIONALFits To Model(s)9200Stock Number22803 MLS Number10534354CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2010 Eaton RSP40 Rear Differential for a Kenworth T660 $1,250 USD ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T660Stock Number22651 MLS Number10534319CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential $1,250 USD REBUILT 1 YEAR WARRANTY!!! ConditionUsedRear End3.70 ratioStock Number27247 MLS Number12622281CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2003 Eaton RSP40 Rear Differential for a Kenworth T800 $850 USD GTO ConditionUsedRear End2.93 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number22962 MLS Number10534385CategoryDifferentials, Rear Last Updated9/26/2026 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 RSP40 Rear Differential for a Kenworth T800 $850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock Number20944 MLS Number10534029CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 386 $850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)386Stock Number21246 MLS Number10534074CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 1992 Eaton RSP40 Rear Differential for a Kenworth W900 $850 USD GTO ConditionUsedRear End3.70 ratioFits To Make(s)KENWORTHFits To Model(s)W900Stock Number21379 MLS Number10534099CategoryDifferentials, Rear Last Updated9/26/2026 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 RSP40 Rear Differential for a Kenworth T 600 $850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T 600Stock Number21610 MLS Number10534167CategoryDifferentials, Rear Last Updated9/26/2026 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 RSP40 Rear Differential for a Kenworth T2000 $850 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T2000Stock Number21756 MLS Number10534196CategoryDifferentials, Rear Last Updated9/26/2026 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 RSP40 Rear Differential for a Peterbilt 387 $750 USD GTO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number27569 MLS Number13025459CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2010 Eaton RSP40 Rear Differential for a Kenworth T660 $750 USD DSP 40 REAR REAR 3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T660Stock Number28348 MLS Number14148903CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2009 Eaton RSP40 Rear Differential for a Kenworth T660 $750 USD EATO RSP 4 3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T660Stock Number28404 MLS Number14380184CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Kenworth T600 $650 USD Used Eaton Rear Differential RSP40, Ratio 3.55 ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T600Stock NumberS7163RR MLS Number11100390CategoryDifferentials, Rear Last Updated9/26/2026 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 2006 Eaton RSP40 Rear Differential for a Kenworth T2000 Contact for price GTO ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T2000Stock Number27255 MLS Number12639202CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 386 Contact for price GTO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)386Stock Number23021 MLS Number10534405CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos Eaton RSP40 Rear Differential Contact for price GTO ConditionUsedRear End3.70 ratioStock Number23194 MLS Number10534463CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 387 Contact for price GTO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number23593 MLS Number10534603CategoryDifferentials, Rear Last Updated9/26/2026 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info