Peterbilt 378 Truck Parts For Sale in United States

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Truck Parts (582)
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Air Intake & Filtration (39)   Air Cleaners / Air Filter Housings (19)   Air Transfer Tubes (20)Air Tanks (13)Axles & Differentials (27)   Axle Assemblies, Front (25)   Spindles / Knuckles (2)Battery Box Covers (2)Battery Boxes / Trays (12)Brakes (3)   Air Dryers (3)Cab, Body & Interior (219)   Back Windows (1)   Bumpers, Front (14)   Cabs (21)   Dashboards (13)   Door Assemblies, Front (20)   Door Mirrors (22)   Door Vent Glass (1)   Door Window Regulators (2)   Door Windows (1)   Doors (35)   Fender Extensions (2)   Fenders (2)   Grilles (2)   Hood Hinges (1)   Hoods (19)   Interior Misc. Parts (11)   Mirrors (5)   Roof Fairings (1)   Seats (7)   Side View Mirrors (13)   Sleeper Doors (6)   Sleepers (4)   Steering Wheels (3)   Sun Visors (13)Cooling & HVAC (58)   A/C Condensers (1)   Blower Motors (HVAC) (2)   Cooling Assemblies (Rad., Cond., ATAAC) (5)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (7)   Intercoolers & Charge Air Coolers (9)   Intercoolers (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiators (23)Electrical & Lighting (32)   Cab Wiring Harnesses (1)   Fuse Boxes & Panels (6)   Gauges (4)   Headlight Assemblies (6)   Radios (3)   Throttle Position Sensors (4)   Windshield Washer Reservoirs (3)   Windshield Wiper Arms (2)   Windshield Wiper Motors (3)Electrical Misc. Parts (1)Exhaust & Emissions (17)   Exhaust Assemblies (4)   Exhaust Brackets (12)   Exhaust Pipes (1)   Exhaust Parts (4)Exterior Misc. Parts (1)Frame & Chassis (24)   Brackets, Misc. (6)   Crossmembers (7)   Deck Plates / Catwalk (1)   Frame Horns (9)   Frames (1)Fuel System (28)   Fuel / Water Separators (1)   Fuel Tank Straps & Brackets (9)   Fuel Tanks (Truck) (18)Hood Parts (8)Hydraulics & PTO (3)   Hydraulic Tanks (3)Instrument Panel Clusters (25)Miscellaneous Truck Parts (3)Power Steering Reservoirs (1)Suspension & Steering (53)   Leaf Springs, Front (12)   Power Steering Assemblies (1)   Spring Hangers (1)   Steering Columns (16)   Steering Gears / Racks (2)   Steering Pumps (1)   Suspension Crossmembers / K-Frames (6)   Suspension Misc. Parts (7)   Suspensions (7)Tool Boxes (8)Truck Bodies / Boxes / Beds (1)Wheels, Tires & Hubs (1)   Mud Flap Hangers (1)
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Peterbilt (583)
Model
378 (583)
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For Sale (583)

Showing 276 - 300 of 583 Listings

276 - 300 of 583 listings
276 - 300 of 583 listings
Peterbilt 378 Air Cleaner / Air Filter Housing

1996 Peterbilt 378 Air Cleaner / Air Filter Housing

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(Used) 1996 Peterbilt 378, AIR CLEANER- Side: Center Of Truck, Color: Black, Material: Steel, Engine: Detroit Series 60, Dimensions: L=27.5", D=12", Damage Reference images for condition, ...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112379
MLS Number13868830
CategoryAir Cleaners / Air Filter Housings
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Intercooler

1996 Peterbilt 378 Intercooler

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(Used) 1998 Peterbilt 378, INTERCOOLER- Price is for Intercooler ONLY- Picture is for display only, Engine: Detroit Series 60, Dimensions: L=33.5", H=31", Material: Aluminum, Less Radiator...
ConditionUsed
Engine ModelDetroit SERIES 60
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112382
MLS Number13868833
CategoryIntercoolers
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Radiator Overflow Bottle / Surge Tank

1996 Peterbilt 378 Radiator Overflow Bottle / Surge Tank

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(Used) 1996 Peterbilt 378, RADIATOR OVERFLOW BOTTLE/COOLANT RESERVOIR- Location: On Radiator, Dimensions: L=24", H=12.5", Material: Steel, Reference images for condition, For more...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112384
MLS Number13868835
CategoryRadiator Overflow Bottles / Surge Tanks
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Windshield Washer Reservoir

1996 Peterbilt 378 Windshield Washer Reservoir

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(Used) 1996 Peterbilt 378, WASHER BOTTLE- Location: Exterior Cab, Material: Plastic, Damage Reference images for condition, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112385
MLS Number13868836
CategoryWindshield Washer Reservoirs
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Power Steering Reservoir

1996 Peterbilt 378 Power Steering Reservoir

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(Used) 1996 Peterbilt 378, POWER STEERING RESERVOIR- Location: Frame, Engine: Detroit Series 60, Material: Steel, Reference images for condition, For more information about this item,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112386
MLS Number13868837
CategoryPower Steering Reservoirs
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Used 1996 Peterbilt 378 Left Interior Door Panel, Blue, Manual

Used 1996 Peterbilt 378 Left Interior Door Panel, Blue, Manual

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(Used) 1996 Peterbilt 378, INTERIOR DOOR PANEL- Side: Driver Left Side, Color: Blue, Type: Manual, Material: Vinyl and Fabric, Reference images for condition, For more information about...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112396
MLS Number13868847
CategoryInterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Used 1996 Peterbilt 378 Right Interior Door Panel, Blue Manual

Used 1996 Peterbilt 378 Right Interior Door Panel, Blue Manual

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(Used) 1996 Peterbilt 378, INTERIOR DOOR PANEL- Side: Passenger Right Side, Color: Blue, Type: Manual, Material: Vinyl and Fabric, Reference images for condition, For more information about...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112397
MLS Number13868848
CategoryInterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Left Seat

1996 Peterbilt 378 Left Seat

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(Used) 1996 Peterbilt 378, SEAT- Side: Driver Left Side, Color: Black, Material: Fabric, Type: Air Ride, Reference images for condition, For more information about this item, give us a...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideLEFT
Stock NumberP-112398
MLS Number13868849
CategorySeats
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Right Seat

1996 Peterbilt 378 Right Seat

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(Used) 1996 Peterbilt 378, SEAT- Side: Passenger Right Side, Color: Blue, Material: Fabric, Type: Manual, Damage Reference images for condition, For more information about this item, give...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
SideRIGHT
Stock NumberP-112399
MLS Number13868850
CategorySeats
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Steering Column

1996 Peterbilt 378 Steering Column

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(Used) 1996 Peterbilt 378, STEERING COLUMN- Type: Cruise Control, Color: Black, Includes: Steering Wheel, Column Switches, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112401
MLS Number13868852
CategorySteering Columns
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Instrument Panel Cluster

1996 Peterbilt 378 Instrument Panel Cluster

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(Used) 1996 Peterbilt 378, INSTRUMENT CLUSTER- Gauges: Pyrometer Temperature, Material: Plastic, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112403
MLS Number13868854
CategoryInstrument Panel Clusters
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Instrument Panel Cluster

1996 Peterbilt 378 Instrument Panel Cluster

Contact for price
(Used) 1996 Peterbilt 378, INSTRUMENT CLUSTER- Gauges: RPM, Engine Oil Pressure, Water Temperature, MPH, Battery Volts, Fuel Pressure, Fuel Level, Air Pressure, Material: Plastic, For more...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112414
MLS Number13869899
CategoryInstrument Panel Clusters
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Radio

1996 Peterbilt 378 Radio

Contact for price
(Used) 1996 Peterbilt 378, RADIO- Type: Dual, MP3, Plays: AM/FM, Weather Band, Disc, Bluetooth, USB, AUX, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112415
MLS Number13869900
CategoryRadios
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Used 1996 Peterbilt 378 Miscellaneous Dash Switches

Used 1996 Peterbilt 378 Miscellaneous Dash Switches

Contact for price
(Used) 1996 Peterbilt 378, MISCELLANEOUS DASH SWITCHES- Controls: Headlights, CL Lights, Signal, Load Lights, Fuel R, Power Mirror, Axle Diff, Engine Brake, Ether, Override, Engine Fan, Heat...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112419
MLS Number13869904
CategoryInterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Used 1996 Peterbilt 378 Miscellaneous Dash Switches, Trailer Air Supply & Parking Brake

Used 1996 Peterbilt 378 Miscellaneous Dash Switches, Trailer Air Supply & Parking Brake

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(Used) 1996 Peterbilt 378, MISCELLANEOUS DASH SWITCHES- Controls: Trailer Air Supply, Parking Brake, Material: Plastic, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112421
MLS Number13869906
CategoryInterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Sun Visor

1996 Peterbilt 378 Sun Visor

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(Used) 1996 Peterbilt 378, SUN VISOR- Side: Driver Left Side, Color: Blue, Material: Vinyl, Type: Adjustable, For more information about this item, give us a call. We ship Worldwide! (CRG...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112424
MLS Number13869908
CategorySun Visors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Sun Visor

1996 Peterbilt 378 Sun Visor

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(Used) 1996 Peterbilt 378, SUN VISOR- Side: Passenger Right Side, Color: Blue, Material: Vinyl, Type: Adjustable, For more information about this item, give us a call. We ship Worldwide!...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112426
MLS Number13869910
CategorySun Visors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Dashboard Assembly

1996 Peterbilt 378 Dashboard Assembly

Contact for price
(Used) 1996 Peterbilt 378, DASH ASSEMBLY- Color: Black, Material: Plastic, Less Instrumentations Sold Separately, Reference images for condition, For more information about this item,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112428
MLS Number13869912
CategoryDashboards
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Sun Visor

1996 Peterbilt 378 Sun Visor

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(Used) 1996 Peterbilt 378, EXTERIOR SUN VISOR- Side: Center Of Truck, Color: Chrome, Material: Aluminum, For more information about this item, give us a call. We ship Worldwide! (CRG...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112429
MLS Number13869913
CategorySun Visors
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Used 1996 Peterbilt 378 Bottom Sleeper Bunk, Blue Vinyl

Used 1996 Peterbilt 378 Bottom Sleeper Bunk, Blue Vinyl

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(Used) 1996 Peterbilt 378, SLEEPER BUNK- Bunk: Bottom, Color: Blue, Material: Vinyl, Reference images for condition, For more information about this item, give us a call. We ship...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1996
Stock NumberP-112430
MLS Number13869914
CategoryInterior Misc. Parts
Last Updated5/13/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
Peterbilt 378 Cooling Assembly

1995 Peterbilt 378 Cooling Assembly

$1,270 USD
(USED) Peterbilt 378 Rad#: N/A ATA#: 05-18731 Condenser#: N/A Engine: CUMMINS N14 CELECT+ Ref# N/A COOLING ASSEMBLY, INCLUDES RADIATOR, CHARGE AIR COOLER, AC CONDENSER, INCLUDES OVERFLOW...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Part NumberN/A
Stock Number25737955
MLS Number13312612
CategoryCooling Assemblies (Rad., Cond., ATAAC)
Last Updated4/17/2026
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
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