View 2 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 Recently Updated Contact for price RSP40 - Rear Rear - 3.08 Ratio - Pullout - DIFF ONLY. ConditionUsedRear End3.08 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number4470-3 MLS Number14335968CategoryDifferentials, Rear Last Updated5/7/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton Rear Differential for a Peterbilt 579 Recently Updated Contact for price RSP40 - Rear Rear - 3.42 Ratio - Pullout - DIFF ONLY. ConditionUsedRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number4462-3 MLS Number14319957CategoryDifferentials, Rear Last Updated5/13/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2016 Eaton RSP41 Rear Differential for a Peterbilt 579 $395 USD (USED) Eaton RSP41 Ratio: 3.55 Side Gear Splines: 41 W/ Locker: NO Cast#: CANNOT VERIFY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25540335 MLS Number12450653CategoryDifferentials, Rear Last Updated4/24/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2020 Meritor MR2014X Rear Differential for a Peterbilt 579 $325 USD (USED) Meritor MR2014X Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200F221602 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25670893 MLS Number12989016CategoryDifferentials, Rear Last Updated2/26/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Peterbilt 579 Rear Differential Contact for price Complete Rear Diff/Third Member (Gear Ratio), Good Condition, Call DTI Trucks for more information and a shipping quote. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number79364 MLS Number14108345CategoryDifferentials, Rear Last Updated1/24/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2021 Meritor MR2014X Rear Differential for a Peterbilt 579 $375 USD (USED) Meritor MR2014X Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200F2216 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25791923 MLS Number13558678CategoryDifferentials, Rear Last Updated12/20/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2016 Meritor MR2014X Rear Differential for a Peterbilt 579 $375 USD (USED) Meritor MR2014X Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-K-1675 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25638305 MLS Number12863222CategoryDifferentials, Rear Last Updated12/13/2025 LocationSpencer, 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 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 3 Photos View 0 Videos 2016 Eaton RSP41 Rear Differential for a Peterbilt 579 $360 USD (USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25391280 MLS Number12040041CategoryDifferentials, Rear Last Updated6/20/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos 2015 Eaton RSP41 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP41 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: - COULD NOT VERIFY THE CAST NUMBER. ID TAG IDENTIFIED CRR. GOUGE ON LIP OF CASING. SPLINE GEARS ARE SHOWING WEAR. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25784650 MLS Number13541367CategoryDifferentials, Rear Last Updated4/26/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,500 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25744253 MLS Number13375572CategoryDifferentials, Rear Last Updated2/9/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2020 Meritor MR2014E Rear Differential for a Peterbilt 579 $2,058 USD (USED) Meritor MR2014E Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544-C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25676570 MLS Number13013915CategoryDifferentials, Rear Last Updated1/17/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2023 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 2.93 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544C ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25667760 MLS Number12952806CategoryDifferentials, Rear Last Updated1/5/2025 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2017 Meritor MR2014X Rear Differential for a Peterbilt 579 $375 USD (USED) Meritor MR2014X Ratio: Other Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-F-2216 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25352209 MLS Number12449310CategoryDifferentials, Rear Last Updated10/31/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 579 $375 USD (USED) Eaton RSP40 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 131812 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25705914 MLS Number13181309CategoryDifferentials, Rear Last Updated10/17/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2014 Eaton RSP41 Rear Differential for a Peterbilt 579 $360 USD (USED) Eaton RSP41 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - COULD NOT VERIFY CAST NUMBER, MODEL TAG WAS STILL LEGIBLE FOR MODEL NUMBER. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25691414 MLS Number13118591CategoryDifferentials, Rear Last Updated9/18/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2015 Eaton RSP40 Rear Differential for a Peterbilt 579 $360 USD (USED) Eaton RSP40 Ratio: 3.25 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25488587 MLS Number12277241CategoryDifferentials, Rear Last Updated8/29/2024 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2015 Spicer S23-190 Rear Differential for a Peterbilt 579 $375 USD (USED) Spicer S23-190 Ratio: 2.53 Side Gear Splines: 46 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25579302 MLS Number12743486CategoryDifferentials, Rear Last Updated7/26/2024 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2015 Eaton S23-190D Rear Differential for a Peterbilt 579 $1,725 USD (USED) Eaton S23-190D Ratio: 3.42 Side Gear Splines: 46 W/ Locker: YES Cast#: 14D14 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25647033 MLS Number12865021CategoryDifferentials, Rear Last Updated6/6/2024 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2023 Rockwell MR2014P Rear Differential for a Peterbilt 579 $2,895 USD USED ROCKWELL MR2014P REAR REAR DIFFERENTIAL/2.79 RATIO, OFF OF A 2023 PETERBILT 579 WITH 78,000 ORIGINAL MILES ConditionUsedRear End2.79 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number92353 MLS Number12836698CategoryDifferentials, Rear Last Updated5/2/2024 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 2018 Eaton R40-155 Rear Differential for a Peterbilt 579 Newly Listed $1,375 USD (USED) Eaton R40-155 Ratio: 2.79 Side Gear Splines: 41 W/ Locker: YES Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25990448 MLS Number14360816CategoryDifferentials, Rear Last Updated5/10/2026 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 RSP40 Rear Differential for a Peterbilt 579 Newly Listed $375 USD (USED) Eaton RSP40 Ratio: 3.36 Side Gear Splines: 41 W/ Locker: NO Cast#: - ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25993513 MLS Number14359458CategoryDifferentials, Rear Last Updated5/9/2026 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2015 Spicer S23-190 Rear Differential for a Peterbilt 579 Recently Updated $375 USD (USED) Spicer S23-190 Ratio: 2.53 Side Gear Splines: 46 W/ Locker: NO Cast#: 100595 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25885319 MLS Number13962695CategoryDifferentials, Rear Last Updated5/7/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2020 Paccar MR2014P Rear Differential for a Peterbilt 579 $1,628 USD (USED) Paccar MR2014P Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25978172 MLS Number14317012CategoryDifferentials, Rear Last Updated4/25/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2021 Paccar MR2014P Rear Differential for a Peterbilt 579 $2,058 USD (USED) Paccar MR2014P Ratio: 2.85 Side Gear Splines: 41 W/ Locker: NO Cast#: V2544 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25980660 MLS Number14318925CategoryDifferentials, Rear Last Updated4/18/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info