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 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 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 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 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 6 Photos View 0 Videos 2016 Meritor-Rockwell RS21160 Rear Axle Housing for a Peterbilt 579 $950 USD Meritor Rear Axle Housing, RS21160, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS. P/N RS21160NFNN449342, C223121Z1872, S/N FOR03625831. Removed From 2016 Reyco Air Suspension.... ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number1812-4 MLS Number13895926CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton D40-155 Front Axle Housing for a 2020 Peterbilt 579 $1,695 USD FRONT AXLE HOUSING D40-155 ON FLEXAIR/AG380 DISC BRAKE ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Part NumberDISC BRAKEStock Number120125-15 MLS Number14015452CategoryAxle Housings, Front 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 D40-155 Rear Axle Housing for a 2020 Peterbilt 579 $1,695 USD REAR AXLE HOUSING D40-155 ON FLEXAIR/AG380, Suspension: FLEXAIR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-16 MLS Number14015451CategoryAxle Housings, 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 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 Eaton D40-155 Front Differential for a 2020 Peterbilt 579 $2,695 USD D40-155 FRT 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 Number120125-4 MLS Number14015442CategoryDifferentials, Front 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 Meritor-Rockwell MT-40-14X Front Axle Housing for a 2023 Peterbilt 579 $1,795 USD FRONT AXLE HOUSING 40-14X AG400L DISC BRAKE BEARING SURFACES ARE GOOD ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number71525-10 MLS Number13727258CategoryAxle Housings, Front 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 Meritor-Rockwell 20-14X Rear Axle Housing for a 2017 Peterbilt 579 $1,495 USD USED REAR AXLE HOUSING, AG400L SUSPENSION, 20-14X, DRUM BRAKES, Hub Bolts: 10 PILOT, Suspension: AG400L, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2017Stock Number51925-14 MLS Number13634635CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info