View 2 Photos View 0 Videos 1993 Peterbilt 378 Left Side View Mirror $225 USD GOOD USED LH MIRROR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideLEFTStock Number41226-13 MLS Number14330549CategorySide View Mirrors 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 1993 Peterbilt 378 Right Door $595 USD GOOD USED RH DOOR ASSY, MANUAL NO MIRROR., Window Type: Manual ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideRIGHTStock Number41226-12 MLS Number14330548CategoryDoors 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 1993 Peterbilt 378 Left Door $495 USD LH DOOR ASSY, HAS A DENT, MANUAL WINDOW. NO MIRROR, Window Type: Manual ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideLEFTStock Number41226-11 MLS Number14330547CategoryDoors 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 DS402 Front Axle Housing for a 1993 Peterbilt 378 $1,195 USD DS402 FRONT AXLE HOUSING ON AIR TRACK SUSPENSION, Hub Bolts: 10/BUDD, Suspension: AIR TRAC, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-9 MLS Number14330546CategoryAxle 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 DS402 Rear Axle Housing for a 1993 Peterbilt 378 $1,195 USD RS402 REAR AXLE HOUSING ON AIR TRACK SUSPENSION, Hub Bolts: 10/BUDD, Suspension: AIR TRAC, Brake Type: DRUM ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-10 MLS Number14330545CategoryAxle Housings, 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 TRW/ROSS TAS65024 Steering Gear / Rack for a 1993 Peterbilt 378 $395 USD GOOD USED STEERING GEAR ASSY, Serial#: TAS65024 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-7 MLS Number14330543CategorySteering Gears / Racks 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 12.7L DDEC III Engine for a 1993 Peterbilt 378 $10,995 USD DETROIT SERIES 60 DDEC 2 425 HP ESN#06R0101052, HAS ENGINE BRAKES, WILL TEST RUN AND CHECK BEARINGS. 180 DAY WARRANTY ON HEAD BLOCK AND CRANK., Serial#: 06R0101052, Horse Power: 425 ConditionUsedHorse Power425 HPFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-5 MLS Number14330542CategoryEngines 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 1993 Peterbilt 378 Front Axle Assembly $3,500 USD GOOD USED COMPLETE 20K FRONT AXLE ASSY. COMES WITH SPRINGS AND STEERING BOX, Capacity: 20K, Hub Bolts: 10/BUDD, Brake Type: DRUM, Axle Make: SPICER ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Capacity20KStock Number41226-6 MLS Number14330541CategoryAxle 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 Eaton DS402 Front Differential for a 1993 Peterbilt 378 $1,695 USD DS402 4.33 RATIO USED T.O. WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 433 ConditionUsedRear End4.33 ratioFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-3 MLS Number14330540CategoryDifferentials, 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 DS402 Rear Differential for a 1993 Peterbilt 378 $995 USD RS402 4.33 RATIO USED T.O. WILL INSPECT IN OUR GEARSHOP. 90 DAY WARRANTY, Ratio: 433 ConditionUsedRear End4.33 ratioFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-4 MLS Number14330539CategoryDifferentials, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Used 1993 Peterbilt 378 Short Hood Assembly Set-Back Axle $2,995 USD GOOD USED SHORT HOOD ASSY 378 SET BACK AXLE, HAS CRACK UNDER LH HEADLIGHT. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-2 MLS Number14330538CategoryHoods 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 1993 Peterbilt 378 Front Bumper $795 USD GOOD USED FRONT BUMPER ASSY. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-1 MLS Number14330537CategoryBumpers, Front 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 RD40-145 Front Differential $1,695 USD INSPECTED TAKE OUT RD40-145 6.14 . 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62365, Core Charge: EXCHANGE, Ratio: 6.14 ConditionUsedPart Number62365Stock Number62365 MLS Number14330536CategoryDifferentials, Front 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 SQ100F Front Differential $1,495 USD INSPECTED TAKEOUT SQ100F 3.73. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62364, Core Charge: EXCHANGE, Ratio: 3.73 ConditionUsedPart Number62364Stock Number62364 MLS Number14327755CategoryDifferentials, 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 1 Video Eaton-Fuller RTLO18918B Transmission $5,250 USD REBUILT/DYNO RTLO18918B W/ BELL. 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: 62363, Core Charge: EXCHANGE, Engine Make: Other, Engine Model: Other ConditionRemanufacturedEngine ModelOtherPart Number62363Stock Number62363 MLS Number14327754CategoryTransmissions 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 SQ100F Front Differential $1,495 USD INSPECTED TAKE OUT SQ100F 3.55. 90 DAY APRTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62362, Core Charge: EXCHANGE, Ratio: 3.55 ConditionUsedPart Number62362Stock Number62362 MLS Number14327753CategoryDifferentials, 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 Meritor-Rockwell SQ100F Front Differential $1,495 USD INSPECTED TAKE OUT SQ100F 3.73 . 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62361, Core Charge: EXCHANGE CRITICAL CORE, Ratio: 3.73 ConditionUsedPart Number62361Stock Number62361 MLS Number14327752CategoryDifferentials, 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 2007 Freightliner ST120 Instrument Panel Cluster $550 USD GOOD USED INSTRUMENT CLUSTER, Engine Make: Caterpillar, Engine Model: C15 ConditionUsedFits To Make(s)FreightlinerFits To Model(s)ST120Will Fit Year(s)2007Stock Number71224-19 MLS Number14327747CategoryInstrument Panel Clusters 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 International DT360 Valve Cover for a 1991 International 4700 $150 USD GOOD USED VALVE COVER, Serial#: na, Casting#: NA ConditionUsedFits To Make(s)InternationalFits To Model(s)4700Will Fit Year(s)1991Part NumberDT360Stock NumberDT360 MLS Number14327745CategoryValve Covers Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 1 Video Eaton-Fuller RTLO18913A Transmission $4,895 USD REBUILT/DYNO RTLO18913A W/ BELL . 12 MONTH PARTS AND LABOR WARRANTY. EXTENDED WARRANTY AVAILABLE., Serial#: 62360, Core Charge: EXCHANGE CRITICAL CORE, Engine Make: Other, Engine Model:... ConditionRemanufacturedEngine ModelOtherPart Number62360Stock Number62360 MLS Number14327744CategoryTransmissions 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 Caterpillar C13 Air Transfer Elbow, Part # 222-2895 $125 USD USED KCB C13 AIR TRANSFER ELBOW PART# 222-2895, Serial#: KCB ConditionUsedPart Number222-2895Stock NumberP-61031 MLS Number14327743CategoryEngine Miscellaneous 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 Allison 4000 RDS Torque Converter Seal, Part # 29545519D $104.40 USD TORQUE CONVERTER SEAL, Serial#: 29545519, Casting#: 29545519 ConditionNewPart Number29545519DStock Number29545519 MLS Number14327742CategoryTransmission 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 Allison 4000 RDS Converter Housing Gasket, Part # 29505858D $88.11 USD CONVERTER HOUSING GASKET, Serial#: 29505858, Casting#: ? ConditionNewPart Number29505858dStock Number29505858 MLS Number14327741CategoryTransmission 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 Allison 4000 RDS Rear Housing Gasket, Part # 29534355 $75.76 USD REAR HOUSING GASKET, Serial#: 29534355 ConditionNewPart Number29534355Stock Number29534355 MLS Number14327740CategoryTransmission 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 Meritor-Rockwell 23160 Rear Axle Housing for a 2001 Freightliner FL70 $1,295 USD GOOD USED HOUSING ASSEMBLY/ SPRING SUSPENSION, Hub Bolts: 10 PILOT, Suspension: SPRING, Brake Type: DRUM ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FL70Will Fit Year(s)2001Part Number23160Stock Number50521 MLS Number14327739CategoryAxle Housings, Rear Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info