View 5 Photos View 0 Videos 2017 Meritor-Rockwell MFS13143A Front Axle Assembly for a Peterbilt 579 $1,000 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 Updated4/16/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Meritor-Rockwell MR2014X Rear Differential for a Peterbilt 579 $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 Updated4/14/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Meritor-Rockwell MP2014X Front Differential for a Peterbilt 579 $850 USD MP2014X - 3.42 Ratio - Pullout - P/N MP2014X342. DIFF ONLY, HOUSING SOLD SEPARATELY. ConditionUsedRear End3.42 ratioFits To Make(s)PETERBILTFits To Model(s)579Stock Number1817-3 MLS Number13895984CategoryDifferentials, Front Last Updated4/14/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2020 Paccar MX-13 Engine Control Module (ECM) for a Peterbilt 579 $1,050 USD (USED) Paccar MX13 Serial #: Y244996 HP: 455 Ref# 2160700 NEEDS TESTED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number2160700Stock Number25677125 MLS Number13014256CategoryEngine Control Modules (ECM) Last Updated4/12/2026 LocationWinimac, IN, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2015 Eaton E-1252I Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Eaton E-1252I Rating: 12350 Brake Type: AIR DISC Spring Center: 34 Wheel Type: 10 BOLT PILOT CAST# 1462TB100, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25493570 MLS Number12303986CategoryAxle Assemblies, Front Last Updated3/27/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 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 5 Photos View 0 Videos 2019 Meritor MFS-12E Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-12E Rating: 12000 Brake Type: AIR DRUM Spring Center: 33 Wheel Type: 10 BOLT PILOT 86892 ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25628332 MLS Number12776069CategoryAxle Assemblies, Front Last Updated2/14/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ 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 Updated1/29/2026 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 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 Ref# 7012393 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number7012393Stock Number25712985 MLS Number13230922CategoryDifferentials, Rear Last Updated1/16/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 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 CAST # 693906, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25738272 MLS Number13315398CategoryAxle Assemblies, Front Last Updated1/8/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos 2016 Meritor MFS-12E Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-12E Rating: 12000 Brake Type: AIR DISC Spring Center: 34 Wheel Type: 10 BOLT PILOT CAST # 3100-U-8601, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25821574 MLS Number13689205CategoryAxle Assemblies, Front Last Updated1/8/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2018 Meritor MR2014X Rear Differential for a Peterbilt 579 $998 USD (USED) Meritor MR2014X Ratio: 3.42 Side Gear Splines: 41 W/ Locker: YES Cast#: 3200-F-1878 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25526943 MLS Number12393055CategoryDifferentials, Rear Last Updated1/7/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2019 Meritor MR2014X Rear Differential for a Peterbilt 579 $375 USD (USED) Meritor MR2014X Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: 3200-F-221602-E Ref# 3200F2216 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Part Number3200F2216Stock Number25807698 MLS Number13686008CategoryDifferentials, Rear Last Updated1/1/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2019 Meritor MD2014X Front Differential for a Peterbilt 579 $850 USD (USED) Meritor MD2014X Ratio: 3.08 Side Gear Splines: 41 W/ Locker: NO Cast#: Could Not Verify ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25806524 MLS Number13686012CategoryDifferentials, Front Last Updated12/31/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ 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 Updated8/15/2025 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 Updated8/15/2025 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 2017 Meritor RS23160 Rear Differential for a Peterbilt 579 $650 USD (USED) Meritor RS23160 Ratio: 2.67 Side Gear Splines: 46 W/ Locker: YES Cast#: 3200-S-1891 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25790030 MLS Number13556540CategoryDifferentials, Rear Last Updated8/6/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2019 Meritor MFS-12 Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-12 Rating: 12000 Brake Type: AIR DISC Spring Center: 34 Wheel Type: 10 BOLT PILOT ABS NON UNITIZED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25822726 MLS Number13686437CategoryAxle Assemblies, Front Last Updated7/20/2025 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2019 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 Number25806529 MLS Number13686011CategoryDifferentials, Rear Last Updated7/18/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2015 Cummins ISX15 Engine Control Module (ECM) for a Peterbilt 579 $950 USD (USED) Cummins ISX15 Serial #: 79792843 CPL/Arr: CPL 3937 HP: 400 TESTED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25827206 MLS Number13702103CategoryEngine Control Modules (ECM) Last Updated7/16/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2019 Meritor MFS-12E Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-12E Rating: 12500 Brake Type: AIR DISC Spring Center: 34 Wheel Type: 10 BOLT PILOT 86892, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25807691 MLS Number13660988CategoryAxle Assemblies, Front Last Updated7/13/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2019 Meritor MR2014X Rear Axle Housing for a Peterbilt 579 $850 USD (USED) Meritor MR2014X 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 Number25807699 MLS Number13661338CategoryAxle Housings, Rear Last Updated7/13/2025 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 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: 34 Wheel Type: 10 BOLT PILOT CAST # 1202TB101, ABS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25819358 MLS Number13679186CategoryAxle Assemblies, Front Last Updated7/2/2025 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2017 Cummins ISX15 Engine for a Peterbilt 579 $14,500 USD ENGINE RUNS WELL AND HOLDS GOOD OIL PRESSURE/ 120 DAY WARRANTY ON ALL MAJOR CASTING PARTS ConditionUsedHorse Power415 HPFits To Make(s)PETERBILTFits To Model(s)579Stock Number26483 MLS Number11955822CategoryEngines Last Updated12/15/2025 LocationDouglas, GA, US Sold ByAmerican Truck Parts, Inc. (877) 254-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2016 Meritor MFS-12E Front Axle Assembly for a Peterbilt 579 $1,028 USD (USED) Meritor MFS-12E Rating: 12000 Brake Type: AIR DRUM Spring Center: 33 Wheel Type: 10 BOLT PILOT ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25690200 MLS Number13085724CategoryAxle Assemblies, Front Last Updated6/28/2025 LocationSpencer, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info