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 1 Photo View 0 Videos Used 2020 Peterbilt 579 Left Sleeper Door with Window $395 USD GOOD USED LH SLEEPER DOOR WITH WINDOW ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-26 MLS Number14015461CategorySleeper 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 2020 Peterbilt 579 Front Axle Assembly $1,395 USD MFS13B FRONT AXLE. COMPLETE OR FOR PARTS, Capacity: 13K, Serial#: Y189636 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Capacity13KStock Number120125-9 MLS Number14015460CategoryAxle 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 Grille $495 USD GOOD USED GRILL ASSY ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-24 MLS Number14015459CategoryGrilles 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 Air Cleaner / Air Filter Housing $275 USD USED AIR CLEANER ASSY, Dimensions: NA, Material: Other ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-23 MLS Number14015458CategoryAir Cleaners / Air Filter Housings 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 Steering Column $695 USD GOOD USED STEERING COLUMN AUTO TRANS, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-22 MLS Number14015457CategorySteering 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 2020 Peterbilt 579 Instrument Panel Cluster $895 USD INST CLUSTER MX13, AUTO TRANS, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-21 MLS Number14015456CategoryInstrument 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 2020 Peterbilt 579 DPF Filter $2,500 USD DPF ASSY PACCAR MX13 90 DAY WARRANTY, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-18 MLS Number14015455CategoryDiesel 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 2020 Peterbilt 579 DEF Tank $395 USD USED LH FUEL TANK, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-17 MLS Number14015453CategoryDiesel 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 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 2 Photos View 0 Videos 2020 Peterbilt 579 Left Door $1,395 USD GOOD USED LH DOOR ASSY NO MIRROR, Window Type: Power ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideLEFTStock Number120125-14 MLS Number14015450CategoryDoors 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 Left Mirror $295 USD GOOD USED LH MIRROR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020SideLEFTStock Number120125-13 MLS Number14015449CategoryMirrors 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 Sheppard Steering Gear / Rack for a 2020 Peterbilt 579 $395 USD USED STEERING GEAR, Serial#: GET ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-11 MLS Number14015448CategorySteering Gears / Racks 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 2020 Peterbilt 579 Cab Assembly Contact for price CAB PARTS, Air/Hydraulic: Other, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedEngine ModelPaccar MX13Fits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-2 MLS Number14015441CategoryCabs 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 Charge Air Cooler (ATAAC) $1,095 USD GOOD USED COOLING PACK ASSY, WILL PRESSURE CHECK 90 DAY WARRANTY, Engine Make: PACCAR, Engine Model: MX13 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-3 MLS Number14015440CategoryIntercoolers & Charge Air Coolers 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 Bumper $350 USD USED FRONT BUMPER RH SIDE IS EITHER POPED OUT OR BROKEN ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125-1 MLS Number14015439CategoryBumpers, Front 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 2020 Peterbilt 579 Salvage Truck Contact for price 2020 PETERBILT 579, PACCAR MX13,Y189636, PO-18F112C, D40-155 2.64 RATIO ON FLEXAIR. MFS13B FRT AXLE. ODO 649,752 ECM 649,736 EH 16,109, Serial#: Y189636, Ratio: 2.64, Engine Make: PACCAR,... ConditionUsedEngine ModelPaccar MX13Rear End2.64 ratioFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2020Stock Number120125 MLS Number14015438CategorySalvage Trucks Last Updated6/16/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos Used 2014 Western Star 4900SA Performx Multi Bus Vehicle Management Adapter, Part # E-006-0215-AB $70 USD USED WESTERN STAR PERFORMX MULTI BUS VEHICLE MANAGEMENT ADAPTER PART# E-006-0215-AB ConditionUsedFits To Make(s)Western StarFits To Model(s)4900 SAWill Fit Year(s)2014Part NumberE-006-0215-ABStock Number100225-33 MLS Number14015436CategoryHeater / 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 6 Photos View 0 Videos 2014 Western Star 4900SA Cab Control Module, Part # 06-75168-000 $400 USD USED WESTERN STAR 4900SA CAB CONTROL MODULE PART# 06-75168-000 ConditionUsedFits To Make(s)Western StarFits To Model(s)4900 SAWill Fit Year(s)2014Part Number06-75168-000Stock Number100225-32 MLS Number14015435CategoryHeater / 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 1 Photo View 0 Videos 1991 Chevrolet C70 Kodiak Rear Leaf Spring Contact for price HENDRICKSON WALKING BEAM LEAF SPRING 10 LEAF ConditionUsedFits To Make(s)ChevroletFits To Model(s)C70 KodiakWill Fit Year(s)1991Part Number50-267 45027Stock Number72723-16 MLS Number14015433CategoryLeaf Springs, 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 Detroit Series 60 Valve Cover $200 USD SERIES 60 VALVE COVER, Serial#: GET ConditionUsedStock NumberP-60943 MLS Number14009080CategoryValve Covers 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 Peterbilt UNIVERSAL Rear Leaf Spring $21.20 USD NEW PETERBILT AIR TRAC / AIR LEAF SPRING U BOLT PLATE. FITS MULTIPLE PETERBILT APPLICATIONS. EACH SUSPENSION TAKES FOUR. PRICE PER PLATE ConditionNewFits To Make(s)PeterbiltFits To Model(s)UniversalPart Number338-718 0301656 0301656B 03-01656B SB1665Stock Number338-718 MLS Number14009079CategoryLeaf Springs, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info