View 1 Photo View 0 Videos 2003 Kenworth T300 Gauge $200 USD GOOD USED SPEEDOMETER GAUGE. T270/T300/T400/T600/T800/W900, Serial#: HEP12164, Gauge Type: Speedometer ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-19 MLS Number14231500CategoryGauges Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3126 Engine for a 2003 Kenworth T300 Contact for price CAT 3126 250HP HEP, RUNS GOOD LIGHT BLOWBY, Serial#: HEP12164, Horse Power: 250 ConditionUsedHorse Power250 HPFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-4 MLS Number14231499CategoryEngines Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Differential for a 2003 Kenworth T300 $695 USD RS404 4.63 RATIO, USED TAKEOUT. WILL INSPECT IN OUR GEARSHOP, 90 DAY WARRANTY., Ratio: 4.63 ConditionUsedRear End4.63 ratioFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-3 MLS Number14231498CategoryDifferentials, Rear Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Steering Column $400 USD GOOD USED STEERING COLUMN ASSEMBLY, Engine Make: Caterpillar, Engine Model: 3126 ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-18 MLS Number14231497CategorySteering Columns Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Right Air Cleaner / Air Filter Housing $300 USD UNDER HOOD AIR CLEANER HOUSING. PLASTIC, Dimensions: NA, Material: Plastic ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideRIGHTStock Number22726-17 MLS Number14231496CategoryAir Cleaners / Air Filter Housings Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Right Fender Extension $250 USD GOOD USED RH SIDE FENDER EXTENSION ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideRIGHTStock Number22726-16 MLS Number14231495CategoryFender Extensions Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Battery Box $350 USD GOOD USED 30'' BATTERY BOX ASSY. ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-15 MLS Number14231494CategoryBattery Boxes / Trays Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Right Side View Mirror $195 USD GOOD USED RH SIDE MIRROR ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideRIGHTStock Number22726-14 MLS Number14231493CategorySide View Mirrors Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Left Side View Mirror $195 USD GOOD USED LH SIDE MIRROR ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideLEFTStock Number22726-13 MLS Number14231492CategorySide View Mirrors Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Right Door $895 USD GOOD USED RH DOOR ASSEMBLY. MANUAL WINDOW T300,T400,T270,T600,T800,W900. LATE DOOR HANDLE. 03 NEWER, Window Type: Manual ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideRIGHTStock Number22726-12 MLS Number14231491CategoryDoors Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Left Door $895 USD GOOD USED LH DOOR ASSEMBLY. MANUAL WINDOW T300,T400,T270,T600,T800,W900. LATE DOOR HANDLE. 03 NEWER, Window Type: Manual ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideLEFTStock Number22726-11 MLS Number14231490CategoryDoors Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS404 Rear Axle Housing for a 2003 Kenworth T300 $1,095 USD RS404 AXLE HOUSING ON REYCO 79KB, Hub Bolts: 10, Suspension: REYCO 79KB, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-10 MLS Number14231489CategoryAxle Housings, Rear Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Sheppard M100 PDQ15 Steering Gear / Rack for a 2003 Kenworth T300 $395 USD GOOD USED STEERING GEAR ASSY, 90 DAY WARRANTY, Serial#: M100PDQ15 ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-8 MLS Number14231487CategorySteering Gears / Racks Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Radiator $895 USD COOLING PACK ASSEMBLY. ALLISON TRANS .WILL PRESSURE CHECK. 90 DAY WARRANTY, Engine Make: Caterpillar, Engine Model: 3126, With Frame: true ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-7 MLS Number14231486CategoryRadiators Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Front Axle Assembly Contact for price E1200E FRT AXLE COMPLETE OR FOR PARTS, Capacity: 12K, Serial#: HEP12164, Hub Bolts: 10, Brake Type: DRUM ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Capacity12KStock Number22726-6 MLS Number14231485CategoryAxle Assemblies, Front Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2003 Kenworth T300 Right Fuel Tank $395 USD GOOD USED RH FUEL TANK, 50 GAL, Capacity: 50, Dimensions: 50 GAL, Material: Steel, Fuel Tank Fill Location: Rear ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003SideRIGHTCapacity50Stock Number22726-5 MLS Number14231484CategoryFuel Tanks (Truck) Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 0 Videos 2003 Kenworth T300 Hood $1,995 USD GOOD USED HOOD ASSEMBLY/HAS CRACKS BY LH SIDE HEADLIGHT. FITS 95-09 CONFIRM OE P/N. ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-2 MLS Number14231483CategoryHoods Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2003 Kenworth T300 Front Bumper $350 USD GOOD USED BUMPER ASSEMBLY/ CENTER AND LH AND RH SIDE. LH SIDE IS SLIGHTLY PUSHED IN ConditionUsedFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726-1 MLS Number14231482CategoryBumpers, Front Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2003 Kenworth T300 Salvage Truck Contact for price 2003 KENWORTH T300, CAT 3126 250HP ESN#HEP12164. ALISON MD3060P, RS404 4.63 RATIO, ON REYCO 79KB. E1200E FRT AXLE, Serial#: HEP12164, Ratio: 4.63, Engine Make: Caterpillar, Transmission Make... ConditionUsedRear End4.63 ratioFits To Make(s)KenworthFits To Model(s)T300Will Fit Year(s)2003Stock Number22726 MLS Number14231481CategorySalvage Trucks Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2014 Peterbilt 389 Salvage Truck Contact for price 2014 PETE 389 CONVERTED TO ISX SIGNATURE 600,CPL2824,ESN#60820911,PRE ELD,NO DPF,REBUILT DEC 2024 WITH PAPERWORK,RTLO18918B,DSP40 336 ON AG400L,FRT DROPIN REBUILT MAY 2024 WITH... ConditionUsedRear End3.36 ratioFits To Make(s)PeterbiltFits To Model(s)389Will Fit Year(s)2014Stock Number22626 MLS Number14231480CategorySalvage Trucks Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2019 Peterbilt 579 Exhaust Pipe $650 USD USED PETE 579 EXHAUST BELLOW PIPE PACCAR MX13 PART# M66-7504-004 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)579Will Fit Year(s)2019Part NumberM66-7504-004Stock Number41325-38 MLS Number14231479CategoryExhaust Pipes Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 1 Video 2017 Peterbilt 348 Salvage Truck Contact for price ISL9 350HP,4612CPL CPL4612,3000RDS,DSP41 5.29 ON AIR TRAC,E1462I, SD110, Serial#: 74015824, Ratio: 5.29, Engine Make: PACCAR, Transmission Make: Allison ConditionUsedRear End5.29 ratioFits To Make(s)PeterbiltFits To Model(s)348Will Fit Year(s)2017Stock Number22526 MLS Number14166708CategorySalvage Trucks Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton DS402 Front Differential for a 1994 Peterbilt 379 $1,695 USD DS402 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)1994Stock Number21426-2 MLS Number14166706CategoryDifferentials, Front Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RS402 Rear Differential for a 1994 Peterbilt 379 $995 USD RS402 3.55 RATIO, USED TAKEOUT, WILL INSPECT IN OUR GEARSHOP. 90 DAY WARANTY, Ratio: 3.55 ConditionUsedRear End3.55 ratioFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)1994Stock Number21426-3 MLS Number14166705CategoryDifferentials, Rear Last Updated3/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 1994 Peterbilt 379 Contact for price CAT 3406E 550HP ESN#5EK08766. PENDING INSPECTION, RUNS GOOD, WILL CHECK BEARINGS, 180 DAY WARRANTY ON HEAD, BLOCK AND CRANK.APROX 250K ON REBUILD, GETTING PAPERWORK, Serial#: 5EK08766,... ConditionUsedHorse Power550 HPFits To Make(s)PeterbiltFits To Model(s)379Will Fit Year(s)1994Stock Number21426-4 MLS Number14166704CategoryEngines Last Updated3/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info