View 1 Photo View 0 Videos Meritor-Rockwell 40145 Front Differential for a 1999 Freightliner FLD120 CLASSIC Recently Updated $995 USD 40145 4.88 INSPECTED IN OUR GEAR SHOP 90 DAY WARRANTY, Axle Spline Count: 41, Ratio: 4.88 ConditionUsedRear End4.88 ratioFits To Make(s)FreightlinerFits To Model(s)FLD120 CLASSICWill Fit Year(s)1999Stock Number20126-2 MLS Number14130723CategoryDifferentials, Front Last Updated4/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Meritor-Rockwell SQ100F Front Differential Newly Listed $1,495 USD INSPECTED TAKEOUT SQ100F 5.29. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62368, Core Charge: EXCHANGE, Ratio: 5.29 ConditionUsedPart Number62368Stock Number62368 MLS Number14330564CategoryDifferentials, Front Last Updated4/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos International N400 Front Differential Newly Listed $1,995 USD INSPECTED TAKEOUT N400F 3.73. 90 DAY PARTS ONLY WARRANTY.EXTENDED WARRANTY AVAILABLE., Axle Spline Count: 41, Serial#: 62367, Core Charge: EXCHANGE, Ratio: 3.73 ConditionUsedPart Number62367Stock Number62367 MLS Number14330562CategoryDifferentials, Front Last Updated4/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Eaton RSP40 Rear Differential Newly Listed $595 USD INSPECTED TAKEOUT RSP40 6.50. 90 DAY PARTS ONLY WARRANTY. EXTENDED WARRANTY AVAILABLE, Axle Spline Count: 41, Serial#: 62366, Core Charge: EXCHANGE, Ratio: 6.50 ConditionUsedPart Number62366Stock Number62366 MLS Number14330561CategoryDifferentials, Rear Last Updated4/24/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used 2006 Freightliner Columbia 120 Heater Control, Part # A22-54708-209 Newly Listed $325 USD GOOD USED HEATER CONTROL, Material: Plastic ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Columbia 120Will Fit Year(s)2006Part NumberA22-54708-209Stock Number40926-25 MLS Number14330560CategoryHeater / AC Climate Control Parts Last Updated4/24/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Used 1993 Peterbilt 378 Tachometer Gauge Newly Listed $175 USD GOOD USED TACHOMETER GAUGE., Gauge Type: Tachometer ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-21 MLS Number14330559CategoryGauges Last Updated4/24/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Used Roll Off Hydraulic Garbage Dumpster Lift System for 1993 Peterbilt 378 Newly Listed $3,995 USD USED HYDRAULIC GARBAGE DUMPSTER LIFT SYSTEM. ROLL OFF BED ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-22 MLS Number14330557CategoryTruck Bodies / Boxes / Beds Last Updated4/25/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Used 1993 Peterbilt 378 Speedometer Gauge Newly Listed $175 USD GOOD USED SPEEDOMETER GAUGE, Gauge Type: Speedometer ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-20 MLS Number14330556CategoryGauges Last Updated4/24/2026 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 Steering Column Newly Listed $350 USD GOOD USED STEERING COLUMN ASSY., Engine Make: Detroit, Engine Model: Series 60 12.7 DDEC III ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Stock Number41226-19 MLS Number14330555CategorySteering Columns Last Updated4/24/2026 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 Right Fender Extension Newly Listed $400 USD GOOD USED RH FENDER EXTENSION ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideRIGHTStock Number41226-18 MLS Number14330554CategoryFender Extensions Last Updated4/24/2026 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 Left Fender Extension Newly Listed $400 USD GOOD USED LH FENDER EXTENSION. ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideLEFTStock Number41226-17 MLS Number14330553CategoryFender Extensions Last Updated4/24/2026 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 Frame Horn Newly Listed $395 USD GOOD USED LH FRAMEHORN #02-01952 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Part Number02-01952Stock Number41226-15 MLS Number14330552CategoryFrame Horns Last Updated4/24/2026 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 Frame Horn Newly Listed $395 USD GOOD USED RH FRAMEHORN #02-01952R ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993Part Number02-01952RStock Number41226-16 MLS Number14330551CategoryFrame Horns Last Updated4/24/2026 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 Side View Mirror Newly Listed $225 USD GOOD USED RH MIRROR ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)1993SideRIGHTStock Number41226-14 MLS Number14330550CategorySide View Mirrors Last Updated4/24/2026 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 Left Side View Mirror Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/25/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 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 Newly Listed $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 Updated4/24/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info