2 0 1997 Eaton RSP41 Rear Differential for a Peterbilt 379 $350 USD (USED) Eaton RSP41 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 130830 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)379Stock Number25006351 MLS Number10735227CategoryDifferentials, Rear Last Updated8/28/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 2007 Eaton RSP41 Rear Differential for a Peterbilt 387 $350 USD (USED) Eaton RSP41 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number24994456 MLS Number12036332CategoryDifferentials, Rear Last Updated8/28/2024 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2010 Eaton RSP41 Rear Differential for a Peterbilt 387 $375 USD (USED) Eaton RSP41 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number25679976 MLS Number13059014CategoryDifferentials, Rear Last Updated8/20/2024 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
5 0 2014 Eaton RSP41 Rear Differential for a Peterbilt 389 $395 USD (USED) Eaton RSP41 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: C2-1C13GB2000000001 Ref# 515354 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)389Part Number515354Stock Number25609804 MLS Number12689465CategoryDifferentials, Rear Last Updated6/21/2024 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
6 0 Eaton RSP41 Rear Differential for a 2009 Peterbilt 387 $700 USD good used, see pictures, selling whole axle cat-off for 2999$, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2009Stock NumberP-140 MLS Number12482412CategoryDifferentials, Rear Last Updated8/15/2025 LocationBlue Island, IL, US Sold ByDMC Logistics (833) 657-___ SHOWNUMBERCall Seller Email Seller Save More Info
3 0 2015 Eaton RSP41 Rear Differential for a Kenworth T680 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25627161 MLS Number12800459CategoryDifferentials, Rear Last Updated4/25/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2009 Kenworth T300 $795 USD RSP41 4.88 GOOD INSPECTED TAKEOUT/ 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: 250.00, Ratio: 4.88 ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2009Part NumberRSP41Stock Number32224-2 MLS Number12741599CategoryDifferentials, Rear Last Updated1/28/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential $550 USD 3.36, ConditionUsedStock NumberREAR-1933 MLS Number12559659CategoryDifferentials, Rear Last Updated1/12/2024 LocationLAKEVILLE, MN, US Sold ByManders Diesel (866) 314-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2018 Peterbilt 579 $595 USD RSP41 3.25 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.25 ConditionUsedRear End3.25 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Stock Number122523-4 MLS Number12553174CategoryDifferentials, Rear Last Updated1/10/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2016 Kenworth T660 $695 USD RSP41 3.25 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Ratio: 3.25 ConditionUsedRear End3.25 ratioFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2016Stock Number100523-16 MLS Number12368050CategoryDifferentials, Rear Last Updated12/18/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2014 Kenworth T800 $795 USD RSP41 3.55 GOOD INSPECTED TAKEOUT 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Core Charge: NA, Ratio: 3.55 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2014Part NumberRSP40Stock Number11622-3 MLS Number11188144CategoryDifferentials, Rear Last Updated6/22/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2005 Peterbilt 379 $695 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY EXCHANGE, Axle Spline Count: 41, Serial#: NA, Ratio: 3.55, Casting#: NA ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)2005Part NumberRSP40Stock Number60220-8 MLS Number10225781CategoryDifferentials, Rear Last Updated12/17/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
2 0 Eaton RSP41 Rear Differential for a 2005 Peterbilt 385 $450 USD GOOD INSPECTED TAKEOUT 3.36 RSP41, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2005Stock Number12320-10 MLS Number10059400CategoryDifferentials, Rear Last Updated2/16/2024 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2004 International 9900I $550 USD GOOD INSPECTED TAKEOUT. 3.70 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70 ConditionUsedFits To Make(s)InternationalFits To Model(s)9900IWill Fit Year(s)2004Stock Number21619-23 MLS Number9676381CategoryDifferentials, Rear Last Updated12/17/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2011 Kenworth T660 $395 USD GOOD INSPECTED TAKEOUT. 3.70 RATIO. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: EXCHANGE, Ratio: 3.70 ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Will Fit Year(s)2011Stock Number121918-12 MLS Number9604506CategoryDifferentials, Rear Last Updated12/17/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential for a 2015 Kenworth T680 $695 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: N/A, Serial#: N/A, Core Charge: N/A, Ratio: 3.42 ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Will Fit Year(s)2015Stock Number90517-9 MLS Number9210949CategoryDifferentials, Rear Last Updated12/17/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential $650 USD ConditionUsedRear End3.25 ratioStock NumberS4132 MLS Number10439033CategoryDifferentials, Rear Last Updated11/17/2023 LocationPalmyra, PA, US Sold ByBoots and Hank's Truck Parts, Inc. (833) 396-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 Eaton RSP41 Rear Differential $795 USD INSPECTED TAKE OUT RSP41 4.88. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 001799, Core Charge: EXCHANGE, Ratio: 4.88 ConditionUsedPart Number001799Stock Number001799 MLS Number11552019CategoryDifferentials, Rear Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
1 0 2006 Peterbilt Rear Differential for a Peterbilt 379 $750 USD GTO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)379Stock Number21394 MLS Number10534103CategoryDifferentials, Rear Last Updated12/9/2022 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2013 Eaton RSP41 Rear Differential for a Peterbilt 386 Newly Listed $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25828097 MLS Number13906909CategoryDifferentials, Rear Last Updated10/18/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2013 Eaton RSP41 Rear Differential for a Kenworth T800 Newly Listed $500 USD RSP41 - 3.55 Ratio - Pullout ConditionUsedRear End3.55 ratioFits To Make(s)KENWORTHFits To Model(s)T800Stock NumberARB-G137838-10 MLS Number13904058CategoryDifferentials, Rear Last Updated10/17/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2013 Eaton RSP41 Rear Differential for a Peterbilt 386 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25825178 MLS Number13880665CategoryDifferentials, Rear Last Updated10/11/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2011 Eaton RSP41 Rear Differential for a Peterbilt 386 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25823442 MLS Number13860859CategoryDifferentials, Rear Last Updated10/2/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2012 Eaton RSP41 Rear Differential for a Peterbilt 386 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25828577 MLS Number13860856CategoryDifferentials, Rear Last Updated10/2/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
0 0 2017 Eaton RSP41 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP41 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25871754 MLS Number13860785CategoryDifferentials, Rear Last Updated10/2/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info