View 7 Photos View 0 Videos 2017 Eaton RSP41 Rear Differential for a Peterbilt 579 Recently Updated $350 USD (USED) Eaton RSP41 Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: COULD NOT VERIFY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25419517 MLS Number12050396CategoryDifferentials, Rear Last Updated10/12/2026 LocationSioux Falls, SD, 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 Recently Updated $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 Updated10/8/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Meritor-Rockwell MR2014X Rear Differential for a Peterbilt 579 Recently Updated $500 USD MR2014X - 3.42 Ratio - Pullout - Grade A - Unit In Good Condition. ConditionUsedRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number1817-4 MLS Number13895985CategoryDifferentials, Rear Last Updated10/6/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2021 Rockwell MD2014X Front Differential for a Peterbilt 579 $1,795 USD USED ROCKWELL MD2014X (LOCKER) FRONT REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number97892 MLS Number13226073CategoryDifferentials, Front 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 2018 Eaton DSH40 Front Differential for a Peterbilt 579 $1,295 USD USED EATON DSH40 FRONT REAR DIFFERENTIAL/3.55 RATIO ConditionUsedRear End3.55 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number89973 MLS Number12834983CategoryDifferentials, Front 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 2013 Eaton DSP40 Front Differential for a Peterbilt 579 $1,195 USD USED EATON DSP40 FRONT REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number72175 MLS Number12827373CategoryDifferentials, Front 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 2021 Rockwell MR2014X Rear Differential for a Peterbilt 579 $1,195 USD USED ROCKWELL MR2014X (LOCKER) REAR REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number97893 MLS Number13226074CategoryDifferentials, 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 Eaton RSH40 Rear Differential for a Peterbilt 579 $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 2013 Eaton RSP40 Rear Differential for a Peterbilt 579 $795 USD USED EATON RSP40 REAR REAR DIFFERENTIAL/3.36 RATIO ConditionUsedRear End3.36 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number72176 MLS Number12827374CategoryDifferentials, 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 2018 Rockwell MD2014X Front Differential for a Peterbilt 579 $695 USD USED ROCKWELL MERITOR MD2014X FRONT REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number72312 MLS Number12827441CategoryDifferentials, Front 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 MD2014X Front Differential for a Peterbilt 579 $695 USD USED ROCKWELL MD2014X FRONT REAR DIFFERENTIAL/2.64 RATIO ConditionUsedRear End2.64 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number90810 MLS Number12835578CategoryDifferentials, Front 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 2020 Rockwell MD2014X Front Differential for a Peterbilt 579 $695 USD USED ROCKWELL/ MERITOR MD2014X FRONT REAR DIFFERENTIAL/3.25 RATIO ConditionUsedRear End3.25 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number87549 MLS Number12833492CategoryDifferentials, Front 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 $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 $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 $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 1 Photo View 0 Videos 2020 Rockwell MR2014X Rear Differential for a Peterbilt 579 $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 2 Photos View 0 Videos 2022 Rockwell MR2014P Rear Differential for a Peterbilt 579 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 4 Photos View 0 Videos 2022 Meritor-Rockwell MFS13B132B Front Axle Assembly for a Peterbilt 579 $850 USD Meritor MFS13B132B Front Axle, 34" Senter To Center, 4" Spring Width, Air Drum ABS Brakes, 13,200 Pound Capacity, P/N- MFS13B132BNN10, S/N- MONO4410633 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number4581-4 MLS Number14549851CategoryAxle Assemblies, Front Last Updated9/23/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ 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 4 Photos View 0 Videos 2015 Eaton S23-190 Rear Axle Housing for a Peterbilt 579 $850 USD (USED) Eaton S23-190 Brake Type: AIR DRUM Wheel Type: PILOT Suspension: PETE AIR TRACK Track Width : 72 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25796335 MLS Number13588174CategoryAxle Housings, Rear Last Updated9/13/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2020 Meritor MFS-13 Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-13 Rating: 13200 Brake Type: AIR DRUM Spring Center: 34 Wheel Type: 10 BOLT PILOT CAST # 8689, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25683599 MLS Number13044609CategoryAxle Assemblies, Front Last Updated9/5/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos 2017 Meritor-Rockwell MFS12E122A Front Axle Assembly for a Peterbilt 579 $850 USD Meritor MFS12E122ANN40 Front Axle,12,500 Capacity, 34" Center To Center, 4" Spring Width 10 Hole Pilot, Air Drum Brakes, ABS. ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Capacity12000Stock Number4262-4 MLS Number13984907CategoryAxle Assemblies, Front Last Updated9/2/2026 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 2 Photos View 0 Videos Meritor MP2014X Front Differential for a 2019 Peterbilt 579 $1,500 USD GOOD USED, Core Charge: 400, Ratio: 3.70 ConditionUsedRear End3.70 ratioFits To Make(s)PETERBILTFits To Model(s)579Will Fit Year(s)2019Stock Number2A1E59085 MLS Number14573217CategoryDifferentials, Front Last Updated8/30/2026 LocationSte-Julie, QC, Canada Sold ByCamions Lussier-Lussicam inc. (844) 503-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2015 Eaton E-1202I Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Eaton E-1202I Rating: 12000 Brake Type: AIR DRUM Spring Center: 34 Wheel Type: 10 BOLT PILOT ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25767971 MLS Number13449846CategoryAxle Assemblies, Front Last Updated8/12/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info