View 2 Photos View 0 Videos 2021 Peterbilt 579 Frame Horn $400 USD USED RH FRAME HORN OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Part NumberB11-1025RStock Number12025-31 MLS Number13378561CategoryFrame Horns 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 Frame Horn $400 USD USED LH FRAME HORN OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Part NumberB11-1025Stock Number12025-30 MLS Number13378560CategoryFrame Horns 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 Fender Extension $395 USD USED RH FENDER EXTENSION OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideRIGHTStock Number12025-29 MLS Number13378559CategoryFender Extensions 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 Used 2021 Peterbilt 579 Heater Control Assembly, Part # Q21-6032-2391 $395 USD USED HEATER CONTROL ASSY OFF 2021 PETE 579 PART # Q21-6032-2391 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Part NumberQ21-6032-2391Stock Number12025-26 MLS Number13378556CategoryHeater / AC Climate Control Parts 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 2021 Peterbilt 579 Instrument Panel Cluster $595 USD USED INSTRUMENT CLUSTER OFF 2021 PETE 579 PART # Q43-6080-1-2-021C, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Part NumberQ43-6080-1-2-021CStock Number12025-25 MLS Number13378555CategoryInstrument 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 Steering Column $450 USD USED STEERING COLUMN OFF 2021 PETE 579, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-24 MLS Number13378554CategorySteering Columns 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 Door Window $150 USD USED LH DOOR GLASS OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-22 MLS Number13378553CategoryDoor Windows 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 Door $350 USD USED LH DOOR PANEL OFF 2021 PETE 579, Window Type: Power ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTStock Number12025-21 MLS Number13378552CategoryDoors 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 Battery Box $395 USD USED BATTERY BOX OFF 2021 PETE 579, STEP BENT/ DAMAGED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-20 MLS Number13378551CategoryBattery Boxes / Trays 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 DEF Tank $495 USD USED DEF TANK ASSY, CHROME COVER, OFF 2021 PETE 579, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-19 MLS Number13378550CategoryDiesel 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 2021 Peterbilt 579 Right Fuel Tank $450 USD USED RH FUEL TANK OFF 2021 PETE 579, Capacity: GET, Dimensions: 25X49, Material: Aluminum, Fuel Tank Shape: ROUND ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideRIGHTCapacityGETStock Number12025-18 MLS Number13378549CategoryFuel 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 USED LH FUEL TANK OFF 2021 PETE 579, Capacity: GET, Dimensions: 25X45, Material: Aluminum, Fuel Tank Shape: ROUND ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTCapacityGETStock Number12025-17 MLS Number13378548CategoryFuel Tanks (Truck) Last Updated7/19/2026 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 Fender Extension $395 USD USED LH FENDER EXTENSION OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTStock Number12025-16 MLS Number13378547CategoryFender Extensions 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 DPF Filter $3,995 USD USED DPF ASSY WITH STEP BOX COVER, MX13 EPA13, OFF 2021 PETE 579, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-15 MLS Number13378546CategoryDiesel 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 2021 Peterbilt 579 Sun Visor $500 USD USED CHROME SUN VISOR OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-14 MLS Number13378545CategorySun Visors 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 2021 Peterbilt 579 Left Mirror $150 USD USED LH HOOD MIRROR WITH CHROME COVER OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021SideLEFTStock Number12025-13 MLS Number13378544CategoryMirrors 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 Headlight Assembly $350 USD USED RH HEADLAMP ASSY OFF 2021 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-12 MLS Number13378543CategoryHeadlight Assemblies 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 2021 Peterbilt 579 Front Axle Assembly $1,495 USD USED HENDRICKSON STEERTEK FABRICATED FRONT AXLE ASSY, Serial#: Y224780, Axle Make: HENDRICKSON, Axle Model: STEERTEK ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025-7 MLS Number13378538CategoryAxle Assemblies, 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 2021 Peterbilt 579 Salvage Truck Contact for price MX13 455 EPA13,RTLO18913A,DSH40 3.55 ,HEND. STEER TEC, WATSON CHALLIN LIFT AXLE, Serial#: Y224780, Ratio: 3.55, Engine Make: PACCAR, Transmission Make: Eaton/Fuller ConditionUsedEngine ModelPaccar MX13Rear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2021Stock Number12025 MLS Number13366726CategorySalvage Trucks 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 Cab Fairing $450 USD USED LH REAR CAB FAIRING OFF 2020 PETE 579 DAY CAB ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideLEFTStock Number60624-21 MLS Number13279374CategoryCab Fairings 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 Roof Fairing $600 USD USED ROOF FAIRING / WIND DEFLECTOR OFF 2020 PETE 579 DAY CAB ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number60624-20 MLS Number13277321CategoryRoof Fairings 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 Used 2014 Peterbilt 579 Right Sleeper Window $175 USD USED RH SLEEPER WINDOW OFF 2014 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number110824-26 MLS Number13224058CategorySleeper Misc. Parts 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 Used 2014 Peterbilt 579 Left Sleeper Door $395 USD USED LH SLEEPER DOOR OFF 2014 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number110824-24 MLS Number13224056CategorySleeper Misc. Parts 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 2014 Peterbilt 579 DEF Tank $395 USD USED DEF TANK ASSY OFF 2014 PETE 579, Engine Make: Cummins, Engine Model: ISX/X15 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014Stock Number110824-23 MLS Number13224055CategoryDiesel 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 2014 Peterbilt 579 Right Side View Mirror $525 USD USED RH SIDE VIEW MIRROR ASSY OFF 2014 PETE 579 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2014SideRIGHTStock Number110824-22 MLS Number13224054CategorySide View Mirrors Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info