View 6 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Kenworth T660 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)KenworthFits To Model(s)T660Stock Number25823301 MLS Number13695313CategoryDifferentials, Rear Last Updated7/13/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Kenworth T700 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T700Stock Number25686730 MLS Number13060499CategoryDifferentials, Rear Last Updated7/12/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2012 Eaton RSP40 Rear Differential for a Peterbilt 386 $350 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 511329 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Part Number511329Stock Number25808480 MLS Number13686006CategoryDifferentials, Rear Last Updated7/5/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2006 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 Number25642088 MLS Number12855891CategoryDifferentials, Rear Last Updated7/9/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2009 Eaton RSP40 Rear Differential for a Peterbilt 386 $317 USD (USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 Ref# 511330 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Part Number511330Stock Number25821383 MLS Number13684586CategoryDifferentials, Rear Last Updated7/4/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2010 Eaton RSP40 Rear Differential for a Kenworth T800 $599.99 USD EATON RSP40 REAR REAR DIFFERENTIAL RATIO 3.70 , From 2010 Kenworth T800 VIN 1XKDD09XXAJ268270 ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T800Stock Number131614 MLS Number11359516CategoryDifferentials, Rear Last Updated7/1/2025 LocationOwensboro, KY, US Sold ByWest Side Truck Parts (866) 828-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2004 Eaton RSP40 Rear Differential for a Peterbilt 387 $350 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: 130830 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number25792546 MLS Number13572800CategoryDifferentials, Rear Last Updated6/29/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 386 $360 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: CAN NOT VERIFY THE CAST NUMBER ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25816293 MLS Number13675738CategoryDifferentials, Rear Last Updated6/29/2025 LocationSpencer, IA, 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 for a 2009 Peterbilt 386 $695 USD GOOD INSPECTED TAKEOUT. 90 DAY WARRANTY, Axle Spline Count: 41, Serial#: NA, Ratio: 3.36, Casting#: NA ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)386Will Fit Year(s)2009Part NumberRSP-40Stock Number42621-8 MLS Number10785542CategoryDifferentials, Rear Last Updated6/28/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2007 Eaton RSP40 Rear Differential for a Kenworth T800 $317 USD (USED) Eaton RSP40 Ratio: 3.70 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Stock Number25787778 MLS Number13558692CategoryDifferentials, Rear Last Updated6/26/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton RSP40 Rear Differential $550 USD 3.55 Ratio 41 Spline ConditionUsedFits To Make(s)EatonFits To Model(s)RSP40Stock NumberR12088926 MLS Number13665064CategoryDifferentials, Rear Last Updated6/25/2025 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2012 Eaton RSP40 Rear Differential for a Peterbilt 587 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)587Stock Number25766485 MLS Number13451479CategoryDifferentials, Rear Last Updated6/22/2025 LocationWinimac, IN, 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 $360 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25786312 MLS Number13542790CategoryDifferentials, Rear Last Updated6/22/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 386 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25800363 MLS Number13602777CategoryDifferentials, Rear Last Updated6/21/2025 LocationCouncil Bluffs, IA, 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 Kenworth T440 $574 USD (USED) Eaton RSP40 Ratio: 4.33 Side Gear Splines: 41 W/ Locker: NO Cast#: Na ConditionUsedFits To Make(s)KenworthFits To Model(s)T440Stock Number25802180 MLS Number13610369CategoryDifferentials, Rear Last Updated6/21/2025 LocationWinimac, IN, 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 $500 USD 3.25 Ratio 41 Spline ConditionUsedFits To Make(s)EatonFits To Model(s)RSP40Stock NumberR12039820 MLS Number13637068CategoryDifferentials, Rear Last Updated6/11/2025 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential $550 USD 3.70, ConditionUsedStock NumberREAR-2157 MLS Number13619452CategoryDifferentials, Rear Last Updated6/3/2025 LocationLAKEVILLE, MN, US Sold ByManders Diesel (866) 314-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2013 Eaton RSP40 Rear Differential for a Peterbilt 386 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)386Stock Number25799928 MLS Number13613946CategoryDifferentials, Rear Last Updated6/5/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton RSP40 Rear Differential $550 USD 3.25 Ratio 41 Spline ConditionUsedFits To Make(s)EatonFits To Model(s)RSP40Stock NumberR11951197 MLS Number13607671CategoryDifferentials, Rear Last Updated5/28/2025 LocationSpokane Valley, WA, US Sold BySpalding Truck Parts (833) 432-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1997 Eaton RSP40 Rear Differential for a Kenworth W900L $350 USD (USED) Eaton RSP40 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)KenworthFits To Model(s)W900LStock Number25791655 MLS Number13572803CategoryDifferentials, Rear Last Updated5/12/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2009 Eaton RDP40 Rear Differential for a Peterbilt 387 $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Stock Number25312222 MLS Number11663092CategoryDifferentials, Rear Last Updated5/11/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Kenworth T680 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: CAN NOT VERIFY MISSING TAG ConditionUsedFits To Make(s)KenworthFits To Model(s)T680Stock Number25792970 MLS Number13565082CategoryDifferentials, Rear Last Updated5/8/2025 LocationSpencer, IA, 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 $495 USD RSP40 3.55 INSPECTED TAKE OUT 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41., Serial#: 14268, Core Charge: EXCHANGE, Ratio: 3.55 ConditionUsedPart Number14268Stock Number14268 MLS Number13183630CategoryDifferentials, Rear Last Updated5/2/2025 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Kenworth T680 $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)KenworthFits To Model(s)T680Part NumberN/AStock Number25779922 MLS Number13543453CategoryDifferentials, Rear Last Updated4/28/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2013 Eaton RSP40 Rear Differential for a Kenworth T700 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.42 RATIO ConditionUsedRear End3.42 ratioFits To Make(s)KENWORTHFits To Model(s)T700Stock Number89822 MLS Number12834886CategoryDifferentials, Rear Last Updated4/26/2025 LocationCrandall, TX, US Sold ByTim Jordan's Truck Parts Inc. (833) 359-___ SHOWNUMBERCall Seller Email Seller Save More Info