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 Updated8/14/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ 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
View 6 Photos View 0 Videos 2020 Eaton E-1322LW Front Axle Assembly for a Peterbilt 579 $1,375 USD (USED) Eaton E-1322LW Rating: 13200 Brake Type: AIR DRUM Spring Center: 34 Wheel Type: 10 BOLT PILOT Ref# 10029671 693906, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number10029671Stock Number25687608 MLS Number13079382CategoryAxle Assemblies, Front Last Updated8/6/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2020 Meritor-Rockwell MFS13B132B Front Axle Assembly for a Peterbilt 579 $850 USD Meritor MFS13B132B Front Axle, 12K Capacity, 34" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes, ABS. P/N- MFS13B132BNN10, S/N- MON03981185 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number4531-4 MLS Number14520158CategoryAxle Assemblies, Front Last Updated8/4/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2017 Meritor-Rockwell MFS13143A Front Axle Assembly for a Peterbilt 579 $850 USD Meritor MFS13143A Front Axle, 13.2K, 34" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Drum Brakes, ABS, P/N MFS13143ANN315, 3100S8599, S/N MONO2734803 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Capacity34 x 4Stock Number1943-4 MLS Number13897462CategoryAxle Assemblies, Front Last Updated7/31/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ 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 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 Updated7/29/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ 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 5 Photos View 0 Videos 2015 Eaton E-1202W Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Eaton E-1202W Rating: 12000 Brake Type: AIR DRUM Spring Center: 33 Wheel Type: 10 BOLT PILOT CAST #1202TB101, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25644040 MLS Number12857274CategoryAxle Assemblies, Front Last Updated7/25/2026 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2018 Meritor-Rockwell MFS12E132C Front Axle Assembly for a Peterbilt 579 $850 USD Meritor MFS12E132C Front Axle, 12K Capacity, 34" Spring Centers, 4" Spring Width, 10 Hole Pilot, Air Disc Brakes, ABS. P/N- MFS12E132CNN4, S/N- MON02885591 ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number4548-4 MLS Number14490947CategoryAxle Assemblies, Front Last Updated7/29/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ 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 2 Photos View 0 Videos Paccar PDL40 Front 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 Number2A1E57359 MLS Number14423095CategoryDifferentials, Front 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 2 Photos View 0 Videos Eaton-Spicer DSP41 Front Differential for a 2016 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)2016Stock Number2A1E57336 MLS Number14366923CategoryDifferentials, Front 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 5 Photos View 0 Videos 2019 Eaton RSP40 Rear Differential for a Peterbilt 579 $395 USD (USED) Eaton RSP40 Ratio: 3.42 Side Gear Splines: 41 W/ Locker: NO Cast#: NONE ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25694565 MLS Number13114268CategoryDifferentials, Rear Last Updated6/6/2026 LocationSioux Falls, SD, 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 Updated6/3/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ 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 Updated5/23/2026 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ 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 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 Updated5/22/2026 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 2019 Paccar MR2014P Rear Axle Housing for a Peterbilt 579 $2,722 USD (USED) Paccar MR2014P Brake Type: AIR DISC Wheel Type: PILOT Suspension: PETE FLEX AIR Track Width : 72 DOES NOT INCLUDE BRAKE CALIPERS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25838903 MLS Number13752097CategoryAxle Housings, Rear Last Updated8/10/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2019 Hendrickson SOFTEK Front Axle Assembly for a Peterbilt 579 $1,512 USD (USED) Hendrickson SOFTEK Rating: 13200 Brake Type: AIR DISC Spring Center: 34 Wheel Type: 10 BOLT PILOT ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25838893 MLS Number13750806CategoryAxle Assemblies, Front Last Updated8/9/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2016 Eaton RSP40 Rear Differential for a Peterbilt 579 $350 USD (USED) Eaton RSP40 Ratio: 2.64 Side Gear Splines: 41 W/ Locker: NO Cast#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25823287 MLS Number13709002CategoryDifferentials, Rear Last Updated8/3/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 0 Photos View 0 Videos 2014 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 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25837597 MLS Number13735235CategoryAxle Assemblies, Front Last Updated8/1/2025 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info