View 1 Photo View 0 Videos 2021 Peterbilt 579 Instrument Panel Cluster $795 USD INSTRUMENT CLUSTER 2021 PETE 579,MX13, AUTOSHIFT, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Part NumberQ43 6080-1-2Stock Number62722-20 MLS Number11492416CategoryInstrument Panel Clusters 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 2021 Peterbilt 579 Radiator $1,595 USD COOL PAC RADIATOR AND INTERCOOLER 2021 579 MX13,PRESSURE TESTED 90 DAY WARRANTY, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number62722-12 MLS Number11492409CategoryRadiators 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 2021 Peterbilt 579 Right Fuel Tank $895 USD RH 120GAL TANK ASSY 2021 PETE 579, Capacity: 120 GAL, Dimensions: 25'', Material: Aluminum ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideRIGHTCapacity120 GALStock Number62722-10 MLS Number11492407CategoryFuel Tanks (Truck) 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 2021 Peterbilt 579 Left Fuel Tank $450 USD LH STRAPS AND BRACKETS ONLY,TANK DENTED 2021 579, Capacity: 120 GAL, Material: Aluminum, Shape: ROUND ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTCapacity120 GALStock Number62722-9 MLS Number11492406CategoryFuel Tanks (Truck) 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 2021 Peterbilt 579 Charge Air Cooler (ATAAC) $1,595 USD COOLING PAC WITH RADIATOR AND INTERCOOLER 2021 579 MX13 FULLER AUTO SHIFT,WILL BE PRESSURE TESTED WITH 90 DAY WARRANTY, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number62722-5 MLS Number11492402CategoryIntercoolers & Charge Air Coolers 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 2021 Peterbilt 579 Right Spring Hanger $550 USD RH FRT HANGER 21 579, Capacity: 12.5K, Serial#: B11 1025R, Axle Make: HENDRICKSEN, Axle Model: SOFTEK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideRIGHTCapacity12.5KStock Number62722-2 MLS Number11492399CategorySpring Hangers 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 2021 Peterbilt 579 Left Spring Hanger $595 USD LH FRT HANGER 21 579, Capacity: 12.5, Serial#: B11 1025L, Axle Make: HENDRICKSEN, Axle Model: SOFTEK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTCapacity12.5Stock Number62722-1 MLS Number11492398CategorySpring Hangers 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 2020 Peterbilt 579 Front Axle Assembly $1,500 USD MFS-12E AXLE ASSY OR PARTS,DISC BRAKE 20 579, Capacity: 12K, Hub Bolts: 10 PILOT, Brake Type: DISC, Axle Make: MERITOR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Capacity12KStock Number61222-13 MLS Number11464384CategoryAxle Assemblies, 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 2020 Peterbilt 579 Right Fuel Tank $495 USD RH 150GAL DENTED ON BOTTOM,USABLE,BRACKETS GOOD,STRAPS NEED STRAIGHTENED ON BOTTOM HIGH CENTER, Capacity: 150 GAL, Dimensions: 25 X 63, Material: Aluminum ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideRIGHTCapacity150 GALStock Number61222-12 MLS Number11464383CategoryFuel Tanks (Truck) 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 2020 Peterbilt 579 Left Fuel Tank $495 USD LH 110GAL TANK 20 579,DENTED ON BOTTOM,USABLE,BRACKETS GOOD,STRAPS NEED STRAIGHTENED HIGH CENTER, Capacity: 110 GAL, Dimensions: 25 X 53, Material: Aluminum ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideLEFTCapacity110 GALStock Number61222-11 MLS Number11464382CategoryFuel Tanks (Truck) 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 2020 Peterbilt 579 DEF Tank $595 USD GOOD USED DEF TANK ASSY 2020 579, Air/Hydraulic: Air/Hydraulic, Engine Make: Cummins, Engine Model: X15 ConditionUsedEngine ModelCummins X15Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number61222-5 MLS Number11464376CategoryDiesel Exhaust Fluid (DEF) Tanks 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 2020 Peterbilt 579 Spring Hanger $550 USD RH FRT HANGER 2020 579, Serial#: B11-1025R, Casting#: B11-1025R ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number61222-1 MLS Number11464372CategorySpring Hangers 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 2020 Peterbilt 579 Front Axle Assembly $1,595 USD MFS-12E AXLE ASSY 2020 579, Capacity: 12K, Hub Bolts: 10 PILOT, Brake Type: DRUM, Axle Make: MERITOR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Capacity12KStock Number61122-12 MLS Number11460633CategoryAxle Assemblies, 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 2020 Peterbilt 579 Left Fuel Tank $450 USD BRACKETS AND STRAPS ONLY LH TANK ,TANK IS DENTED,2020 579, Capacity: APROX 100-120 GAL, Material: Aluminum, Shape: ROUND ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideLEFTCapacityAPROX 100-120 GALStock Number61122-11 MLS Number11460632CategoryFuel Tanks (Truck) 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 2020 Peterbilt 579 DEF Tank $695 USD DEF TANK ASSY 2020 579, Air/Hydraulic: Air/Hydraulic, Engine Make: Cummins, Engine Model: X15 ConditionUsedEngine ModelCummins X15Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number61122-6 MLS Number11460627CategoryDiesel Exhaust Fluid (DEF) Tanks 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 2020 Peterbilt 579 Spring Hanger $550 USD LH FRT HANGER 2020 579, Capacity: 12K, Serial#: B11-1025L, Axle Make: MERITOR, Axle Model: MFS-12E ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Capacity12KStock Number61122-3 MLS Number11460624CategorySpring Hangers 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 2020 Peterbilt 579 DPF Filter $4,995 USD DPF ASSY 2020 579 X15 CUMMINS ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number61122-1 MLS Number11460622CategoryDiesel Particulate Filters (DPF) 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 2019 Peterbilt 579 Front Bumper $1,325.99 USD Valley Chrome 16 Inch Wrap Around Bumper Set Back Axle W/ Tow, Step Factory Fog Light Holes Fits Peterbilt 579 FITS 2012-CURRENT * Made Of 10-Gauge (1/8 Inch Thick) Chrome-Plated Steel *... ConditionNewFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part NumberHZ511016YStock NumberHZ511016Y MLS Number11383103CategoryBumpers, Front Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2020 Peterbilt 579 DEF Tank $595 USD GOOD USED PETE 579 DEF TANK CUMMINS ISX, Air/Hydraulic: Air/Hydraulic, Engine Make: Cummins, Engine Model: ISX ConditionUsedEngine ModelCummins ISXFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number11522-14 MLS Number11378220CategoryDiesel Exhaust Fluid (DEF) Tanks Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2020 Peterbilt 579 Engine Control Module (ECM) $1,195 USD 2020 PETE 579 ELECTRONIC CHASSIS CONTROL MODULE PART# Q21-1124-004 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Part NumberQ21-1124-004Stock Number11522-13 MLS Number11378194CategoryEngine Control Modules (ECM) Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2018 Peterbilt 579 DPF Filter $2,995 USD GOOD USED DPF STEP BOX ASSEMBLY. MAY FIT ORHER APPLICATIONS. COMPARE VIN ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2018Stock Number21922-12 MLS Number11355046CategoryDiesel Particulate Filters (DPF) Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2016 Peterbilt 579 Frame Horn $550 USD GOOD USED PETERBILT FRAME HORN/ALSO FITS 386, Material: Aluminium ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberB11-1025RStock Number21122-16 MLS Number11252656CategoryFrame Horns Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Peterbilt 579 Coolant Reservoir $175 USD GOOD USED COOLANT RESERVOIR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberGETStock Number21122-15 MLS Number11248910CategoryCoolant Reservoirs Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Used 2016 Peterbilt 579 External Cab/Sleeper Filler Panel between Cab and Sleeper $250 USD EXTERNAL CAB/SLEEPER FILLER PANEL. PANEL IN BETWEEN CAB AND SLEEPER, Serial#: NA, Casting#: NA ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberGETStock Number21122-14 MLS Number11248909CategoryExterior Misc. Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2016 Peterbilt 579 Sun Visor $450 USD GOOD USED EXTERNAL SUN VISOR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2016Part NumberGETStock Number21122-13 MLS Number11248908CategorySun Visors Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info