View 3 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: NONE Ref# 7012393 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number7012393Stock Number25712985 MLS Number13230922CategoryDifferentials, Rear Last Updated1/16/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential $600 USD Good used Eaton RSP40 Rear, Rear Differential Assembly. 3.55 Ratio. 90 day guarantee for swap or refund ConditionUsedRear End3.55 ratioFits To Make(s)EATONFits To Model(s)RSP40Stock NumberRyd RSP40/3.55/41 MLS Number10643512CategoryDifferentials, Rear Last Updated1/13/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Eaton RSP40 Rear Differential $500 USD Good used Eaton RSP40 Rear, Rear Differential Assembly. 3.25 Ratio. 90 day guarantee for swap or refund Quantity2ConditionUsedRear End3.25 ratioFits To Make(s)EATONFits To Model(s)RSP40Stock NumberRyd RSP40/3.25/41 MLS Number10806818CategoryDifferentials, Rear Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Kenworth T660 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: Could Not Verify ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Stock Number25740346 MLS Number13331406CategoryDifferentials, Rear Last Updated12/31/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2016 Eaton RSP40 Rear Differential for a Kenworth T680 $415 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25708510 MLS Number13193637CategoryDifferentials, Rear Last Updated12/26/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a International 8600 $317 USD (USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)InternationalFits To Model(s)8600Stock Number25794342 MLS Number13572364CategoryDifferentials, Rear Last Updated12/26/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2009 Eaton RSP40 Rear Differential for a Kenworth T600 $795 USD USED EATON REAR DIFFERENTIAL RSP40, RATIO 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)KENWORTHFits To Model(s)T600Stock Number94668 MLS Number12889223CategoryDifferentials, Rear Last Updated12/24/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Kenworth T600 $350 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 Number25808327 MLS Number13631850CategoryDifferentials, Rear Last Updated12/10/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 579 $415 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25801519 MLS Number13605906CategoryDifferentials, Rear Last Updated12/5/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2012 Eaton RSP40 Rear Differential for a Peterbilt 386 $574 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25730898 MLS Number13296351CategoryDifferentials, Rear Last Updated11/15/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# N/A ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part NumberN/AStock Number25781167 MLS Number13543451CategoryDifferentials, Rear Last Updated11/7/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Kenworth T680 $699.99 USD Eaton RSP40 Rear Rear Differential 3.36 Ratio, From 2014 Kenworth T680 VIN 1XKYDP9X9EJ364696 ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock Number146902 MLS Number13662683CategoryDifferentials, Rear Last Updated10/25/2025 LocationOwensboro, KY, US Sold ByWest Side Truck Parts (866) 828-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 386 $415 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: N/A Ref# RSP40325 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Part NumberRSP40325Stock Number25825723 MLS Number13699473CategoryDifferentials, Rear Last Updated9/6/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $795 USD USED EATON RSP40 (REAR) REAR DIFFERENTIAL, RATIO 3.55. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED. ConditionUsedRear End3.55 ratioStock Number96627 MLS Number13089473CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $795 USD USED EATON RSP40 (REAR) REAR DIFFERENTIAL, RATIO 3.36. THE PRICE IS FOR THE DIFFERENTIAL ONLY BUT WE HAVE HOUSINGS AVAILABLE IF NEEDED. ConditionUsedRear End3.36 ratioStock Number96464 MLS Number13068604CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 587 $795 USD Used Eaton rear differential RSP40, Ratio: 3.08 ConditionUsedRear End3.08 ratioFits To Make(s)PETERBILTFits To Model(s)587Stock Number94671 MLS Number12889229CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2007 Eaton RSP40 Rear Differential for a Peterbilt 387 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number94124 MLS Number12837992CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Eaton RSP40 Rear Differential for a Peterbilt 379 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number92817 MLS Number12837008CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2008 Eaton RSP40 Rear Differential for a Peterbilt 386 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)386Stock Number90725 MLS Number12835516CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 587 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)587Stock Number90687 MLS Number12835486CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2009 Eaton RSP40 Rear Differential for a Peterbilt 387 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)387Stock Number90595 MLS Number12835419CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2005 Eaton RSP40 Rear Differential for a Peterbilt 379 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number90457 MLS Number12835324CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Peterbilt 379 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number90425 MLS Number12835300CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2005 Eaton RSP40 Rear Differential for a Peterbilt 379 $795 USD USED EATON RSP40 (REAR) REAR DIFFERENTIAL, 3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number90307 MLS Number12835210CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2007 Eaton RSP40 Rear Differential for a Peterbilt 386 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)386Stock Number90192 MLS Number12835162CategoryDifferentials, Rear Last Updated8/15/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info