View 1 Photo View 0 Videos 2018 Eaton RSH40 Rear Differential for a Peterbilt 579 Recently Updated $795 USD USED EATON RSH40 REAR REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number89974 MLS Number12834984CategoryDifferentials, Rear Last Updated10/2/2026 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 2018 Rockwell MR2014X Rear Differential for a Peterbilt 579 Recently Updated $350 USD USED ROCKWELL MERITOR MR2014X REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number72313 MLS Number12827442CategoryDifferentials, Rear Last Updated10/2/2026 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 2019 Rockwell MR2014X Rear Differential for a Peterbilt 579 Recently Updated $350 USD USED ROCKWELL MR2014X REAR REAR DIFFERENTIAL/2.64 RATIO ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number90811 MLS Number12835579CategoryDifferentials, Rear Last Updated10/2/2026 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 2020 Rockwell MR2014X Rear Differential for a Peterbilt 579 Recently Updated $350 USD USED ROCKWELL MR2014X REAR REAR DIFFERENTIAL/2.64 RATIO ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number92587 MLS Number12836841CategoryDifferentials, Rear Last Updated10/2/2026 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 2020 Rockwell MR2014X Rear Differential for a Peterbilt 579 Recently Updated $350 USD USED ROCKWELL/MERITOR MR2014X REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number87550 MLS Number12833493CategoryDifferentials, Rear Last Updated10/2/2026 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 2022 Rockwell MR2014P Rear Differential for a Peterbilt 579 Recently Updated Contact for price USED ROCKWELL MR2014P REAR REAR DIFFERENTIAL/2.79 RATIO ConditionUsedRear End2.79 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number90608 MLS Number12835430CategoryDifferentials, Rear Last Updated10/2/2026 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 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 Updated9/12/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2014 Eaton RSP40 Rear Differential for a Peterbilt 579 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 Updated9/11/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Meritor MRL20145 Rear Differential for a 2019 Peterbilt 579 Contact for price VERIFICATION PENDING, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2019Stock Number2A2E59085 MLS Number14573219CategoryDifferentials, Rear Last Updated8/29/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2017 Meritor 3200F2216 Rear Differential for a Peterbilt 579 $360 USD (USED) Meritor 3200F2216 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-F-2216 Ref# 3200F2216-02 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number3200F2216-02Stock Number25793923 MLS Number13570501CategoryDifferentials, Rear Last Updated7/31/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer RSP41 Rear Differential for a 2015 Peterbilt 579 $700 USD GOOD USED, Core Charge: 0, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2015Stock Number2A2E58997 MLS Number14509475CategoryDifferentials, Rear Last Updated8/1/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer RSP41 Rear Differential for a 2015 Peterbilt 579 $700 USD GOOD USED, Core Charge: 0, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2015Stock Number2A2E58837 MLS Number14509446CategoryDifferentials, Rear Last Updated7/28/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Spicer DSP41 Rear Differential for a 2015 Peterbilt 579 $1,500 USD GOOD USED, Core Charge: 450, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2015Stock Number2A1E58997 MLS Number14509437CategoryDifferentials, Rear Last Updated8/1/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2015 Eaton S23-190D Rear Differential for a Peterbilt 579 $450 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 Updated7/26/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 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 Updated6/28/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar MR2014 Rear Differential for a 2020 Peterbilt 579 Contact for price VERIFICATION PENDING, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2020Stock Number2A2E57359 MLS Number14423098CategoryDifferentials, Rear Last Updated6/13/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton-Spicer RSP41 Rear Differential for a 2016 Peterbilt 579 $700 USD GOOD USED, Core Charge: 0, Ratio: 3.36 ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2016Stock Number2A2E57336 MLS Number14366927CategoryDifferentials, Rear Last Updated6/13/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Meritor MD2014X Rear Differential for a 2020 Peterbilt 579 Contact for price GOOD USED, Ratio: 2.85 ConditionUsedRear End2.85 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2020Stock Number2A1E56639 MLS Number13768876CategoryDifferentials, Rear Last Updated6/13/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2020 Paccar DX40 (MR2014P) Rear Differential for a Peterbilt 579 $900 USD Core - DX40 Rear (MR2014P) - 2.64 Ratio - Grade D - Bad Gearset - Bad Case. ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number32667 MLS Number14386828CategoryDifferentials, Rear Last Updated5/22/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton D40-155 Rear Differential for a 2020 Peterbilt 579 $1,995 USD D40-155 RR 2.64 RATIO GOOD INSPECTED TAKEOUT, Ratio: 2.64 ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-5 MLS Number14015443CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Paccar DX40 Rear Differential for a 2019 Peterbilt 579 $1,995 USD DX40 / MV2014R 2.93 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.93 ConditionUsedRear End2.93 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part NumberDX40 MV2014RStock Number41325-4 MLS Number13523084CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential for a 2014 Peterbilt 579 $600 USD RSP40 3.25 WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 3.25 ConditionUsedRear End3.25 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Part NumberRSP40Stock Number30325-4 MLS Number13446293CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer D40-155 Rear Differential for a 2020 Peterbilt 579 $1,995 USD D40-155 2.64 REAR, INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 2.64 ConditionUsedRear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number21325-4 MLS Number13405396CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSH40 Rear Differential for a 2021 Peterbilt 579 $895 USD RSH40 3.55 TAKEOUT WILL INSPECT IN OUR GEAR SHOP, 90 DAY WARRANTY, Axle Spline Count: 41, Core Charge: 250.00, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-4 MLS Number13378535CategoryDifferentials, Rear Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Dana-Spicer RSP40 Rear Differential for a 2014 Peterbilt 579 $500 USD RSP40 3.55 INSPECTED IN OUR GEAR SHOP, 90 DAY WARRANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number110824-4 MLS Number13224036CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info