View 6 Photos View 0 Videos 2017 Cummins ISX15 Engine for a Peterbilt 579 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: 4586 Serial#: 79898459 Horsepower: 450 EMISSION SYSTEM NEEDS FURTHUR INSPECTED ConditionUsedAssembly Number4586Fits To Make(s)PeterbiltFits To Model(s)579Stock Number25681277 MLS Number13037875CategoryEngines Last Updated6/10/2026 LocationSioux Falls, SD, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2015 Cummins ISX15 Engine for a Peterbilt 579 $7,325 USD (USED) Cummins ISX15 Warranty: 180 Day Parts Only Assembly#: CPL 3937 Serial#: 79792840 Horsepower: 400 ConditionUsedAssembly NumberCPL 3937Fits To Make(s)PeterbiltFits To Model(s)579Stock Number25650947 MLS Number12881411CategoryEngines Last Updated6/4/2026 LocationDes Moines, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos 2016 Meritor-Rockwell MD2014X Front Axle Housing for a Peterbilt 579 $950 USD Meritor Front Rear Axle Housing, MD2014X, w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, 53.5" Inner Flange To Inner Flange, STD Track. P/N C573121R2280. Removed From 2016 Peterbilt... ConditionUsedFits To Make(s)PETERBILTFits To Model(s)579Stock Number958-19 MLS Number14050858CategoryAxle Housings, Front Last Updated5/20/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2019 Paccar DX40 (MR2014P) Rear Axle Housing for a Peterbilt 579 $1,500 USD Paccar Rear Axle Housing, DX40 (MR2014P), w/ Torque Rod Bracket, 10 Hole Pilot, Air Drum Brakes, ABS, 53.5" Inner Flange to Flange, STD Track, 16 Hole Flange, P/N MR2014P3SFRNN7308. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number1895837 MLS Number13886737CategoryAxle Housings, Rear Last Updated5/19/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2016 Paccar MX-13 Engine Control Module (ECM) for a Peterbilt 579 $1,950 USD (USED) Paccar MX13 Serial #: Y091458 CPL/Arr: FPCRH12.9M01 HP: 485 TESTED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25796944 MLS Number13583458CategoryEngine Control Modules (ECM) Last Updated5/18/2026 LocationCouncil Bluffs, IA, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Paccar MX-13 Engine for a 2020 Peterbilt 579 Contact for price (Used) 2019 PACCAR MX13, ENGINE ASSEMBLY- Family Number: KPCRH12.9M01, Displacement: 12.9L, Horsepower: 455, Serial Number: Y211779, E.C.S: DDI, TC, CAC, ECM, EGR-C, OC, SCR-U, PTOX, For... ConditionUsedHorse Power455 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock NumberP-503280 MLS Number14373122CategoryEngines Last Updated5/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Paccar MX-13 Engine for a 2018 Peterbilt 579 Contact for price (Used) 2017 PACCAR MX13, ENGINE ASSEMBLY- Family Number: CPCRH12.9M01, Displacement: 12.9L, Horsepower: 430, Serial Number: Y146276, E.C.S: DDI, TC, CAC, ECM, EGR-C, OC, SCR-U, PTOX, For... ConditionUsedHorse Power430 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Stock NumberP-503276 MLS Number14373118CategoryEngines Last Updated5/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Paccar MX-13 Engine for a 2023 Peterbilt 579 Contact for price (Used) 2022 PACCAR MX13, ENGINE ASSEMBLY- Family Number: NPCRH12.9C21, Displacement: 12.9L, Horsepower: 456, Serial Number: Y273801, E.C.S: DDI, TC, CAC, ECM, EGR-C, OC, SCR-U, PTOX, AMOX, ... ConditionUsedHorse Power456 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock NumberP-503239 MLS Number14373078CategoryEngines Last Updated5/15/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2016 Paccar MX-13 Engine Control Module (ECM) for a Peterbilt 579 $1,950 USD (USED) Paccar MX13 TESTED 3/25/25 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Stock Number25781941 MLS Number13518969CategoryEngine Control Modules (ECM) Last Updated5/15/2026 LocationKansas City, MO, US Sold ByVander Haag's Inc. (855) 370-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Holland Fifth Wheel for a 2014 Peterbilt 579 $1,495 USD Good used slider 62” overall length 34” wide frame Aluminum top plate with Teflon wear pad ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Part NumberFWALStock Number110824-27 MLS Number14254339CategoryFifth Wheels Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Meritor-Rockwell MT40-14X Cutoff for a 2023 Peterbilt 579 $8,995 USD NICE AG400L DISC BRKE,2023 PETE, MANY RATIO'S AVAILABLE, 90 DAY WARRANTY MECHANICAL PARTS, Hub Bolts: 10 PILOT, Ratio: 279, Brake Type: DISC, Suspension Make: Paccar ConditionUsedRear End2.79 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number20426-12 MLS Number14135978CategoryFront & Rear Cutoffs (Clip Cuts) Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar MX-13 Engine for a 2023 Peterbilt 579 $17,995 USD MX13 485HP Y272663 WILL BE TEST RUN.ROD AND MAIN BEARINGS LOOK GOOD, TURBO AND CAM LOOK GOOD. 6 MOS WARRANTY., Serial#: Y272663, Horse Power: 000 ConditionUsedHorse Power485 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number20426-5 MLS Number14135971CategoryEngines Last Updated6/26/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton-Fuller EEO-18F112C Transmission Control Module (TCM) for a 2023 Peterbilt 579 $495 USD EEO-18F112C TCM, Serial#: 00261121, Engine Make: Cummins ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Part Number10001705Stock Number71525-28 MLS Number14053072CategoryTransmission Control Modules (TCM) Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Paccar FLEX AIR Suspension for a 2020 Peterbilt 579 $6,995 USD DISC BRAKE FLEXAIR SUSPENSION ASSY D40-155 2.64 RATIO. DIFFS AND HOUSINGS INV. SEPARATELY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Part NumberFLEXAIR DISC BRAKEStock Number120125-27 MLS Number14015462CategorySuspensions Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PO-16F112C Transmission Control Module (TCM) for a 2019 Peterbilt 579 $500 USD GOOD USED TRANSMISSION CONTROL MODULE GUARANTEED TO BE REPROGRAMMABLE, Serial#: 00025594 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part Number10001705Stock Number12024 MLS Number13983374CategoryTransmission Control Modules (TCM) Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Paccar PO-16F112C Transmission Control Module (TCM) for a 2019 Peterbilt 579 $500 USD GOOD USED TRANSMISSION CONTROL MODULE GUARANTEED TO BE REPROGRAMMABLE, Serial#: 00102116, Engine Make: PACCAR, Engine Model: MX13, Casting#: NA ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part Number10001705AStock Number50125-34 MLS Number13879172CategoryTransmission Control Modules (TCM) Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Cummins ISX15 Engine for a 2023 Peterbilt 579 $22,995 USD 5881 CM2450 450HP X15 PENDING INSPECTION/ WILL TEST RUN, ROD AND MAIN BEARINGS WILL BE INSPECTED. 180 DAY WARRANTY ON HARD PARTS, Serial#: 80454093, Horse Power: 450 ConditionUsedHorse Power450 HPFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Stock Number71525-1 MLS Number13727248CategoryEngines 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 Axle Housing for a 2019 Peterbilt 579 $1,995 USD RR HOUSING DX40 AG400L DISC BRKE ////BEARING SURFACES GOOD //////, Suspension: AG400L, Brake Type: DISC, Casting#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Stock Number50125-19 MLS Number13565504CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Eaton-Fuller EEO-18F112C Transmission Control Module (TCM) for a 2020 Peterbilt 579 $495 USD USED EEO-18F112C TCM, Serial#: 00045394, Engine Make: Cummins, Engine Model: X15 ConditionUsedEngine ModelCummins X15Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Part Number10001705AStock Number21325-32 MLS Number13547240CategoryTransmission Control Modules (TCM) 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 Eaton RSP40 Rear Axle Housing for a 2014 Peterbilt 579 $1,250 USD USED REAR AXLE HOUSING, AG380 SUSPENSION, RSP40, DRUM BRAKES, LIGHT WEAR ON BEARING SURFACES, Hub Bolts: 10 PILOT, Suspension: AG380, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number30325-6 MLS Number13446295CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Dana-Spicer D40-155 Front Axle Housing for a 2020 Peterbilt 579 $1,895 USD USED FRONT AXLE HOUSING, FLEXAIR SUSPENSION, D40-155, DRUM BRAKES, Hub Bolts: 10 PILOT, Suspension: FLEXAIR, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number21325-5 MLS Number13405397CategoryAxle Housings, Front Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Eaton-Fuller EEO-18F112C Transmission Control Module (TCM) for a 2024 Peterbilt 579 $495 USD USED EEO-18F112C TCM, Serial#: 00288872, Engine Make: Cummins, Engine Model: ISX/X15, Casting#: NA ConditionUsedEngine ModelCummins ISX/X15Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2024Part Number10001705AStock Number110524-4 MLS Number13333160CategoryTransmission Control Modules (TCM) Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PO-16F112C Transmission Control Module (TCM) for a 2023 Peterbilt 579 $495 USD USED PO-16F112C TCM, Serial#: NA, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2023Part Number10001705AStock Number22624-17 MLS Number13288172CategoryTransmission Control Modules (TCM) Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Paccar PO-16F112C Transmission Control Module (TCM) for a 2020 Peterbilt 579 $495 USD USED PO-16F112C TCM, Serial#: NA, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Part Number10001705AStock Number60624-19 MLS Number13270629CategoryTransmission Control Modules (TCM) Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Meritor-Rockwell 40-14X Cutoff for a 2024 Peterbilt 579 $9,995 USD AG400L 40-14X 3.08 RR LOCKER, LOW MILE 2024 PETE, 127K, DRUM BRKE,90 DAY WARRANTY GEARS AND HARDWARE, Serial#: GET, Hub Bolts: 10 PILOT, Ratio: 3.08, Brake Type: DRUM ConditionUsedRear End3.08 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2024Stock Number110524-3 MLS Number13238276CategoryFront & Rear Cutoffs (Clip Cuts) Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info