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Peterbilt 378 Truck Parts For Sale

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Air Intake & Filtration (44)   Air Cleaners / Air Filter Housings (23)   Air Transfer Tubes (21)Air Tanks (20)Axles & Differentials (45)   Axle Assemblies, Front (42)   Spindles / Knuckles (3)Battery Box Covers (2)Battery Boxes / Trays (21)Brakes (5)   ABS Control Modules (1)   Air Dryers (3)   Brake Parts (1)Cab Mounts (5)Cab, Body & Interior (289)   Back Windows (1)   Bumpers, Front (16)   Cabs (32)   Dashboards (14)   Door Assemblies, Front (23)   Door Mirrors (22)   Door Vent Glass (1)   Door Window Regulators (2)   Door Windows (1)   Doors (44)   Fender Extensions (6)   Fenders (4)   Grilles (3)   Hood Hinges (2)   Hoods (32)   Interior Misc. Parts (21)   Mirrors (5)   Roof Fairings (1)   Seats (9)   Side View Mirrors (16)   Sleeper Doors (6)   Sleepers (8)   Steering Wheels (3)   Sun Visors (Exterior) (1)   Sun Visors (16)Cooling & HVAC (77)   A/C Compressors (1)   A/C Condensers (3)   Blower Motors (HVAC) (2)   Cooling Assemblies (Rad., Cond., ATAAC) (6)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (12)   Intercoolers & Charge Air Coolers (10)   Intercoolers (1)   Radiator Frames (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiators (31)Electrical & Lighting (41)   Body / Chassis Control Modules (1)   Cab Wiring Harnesses (1)   Door Electrical Switches (1)   Fuse Boxes & Panels (6)   Gauges (4)   Headlight Assemblies (10)   Radios (4)   Side Marker Lamps (1)   Throttle Position Sensors (4)   Windshield Washer Reservoirs (4)   Windshield Wiper Arms (2)   Windshield Wiper Motors (3)Electrical Misc. Parts (1)Engine & Powertrain (4)   Engine Mounts (4)Exhaust & Emissions (18)   Exhaust Assemblies (4)   Exhaust Brackets (12)   Exhaust Pipes (2)   Exhaust Parts (4)Exterior Misc. Parts (14)Frame & Chassis (35)   Brackets, Misc. (8)   Crossmembers (10)   Deck Plates / Catwalk (2)   Fifth Wheels (1)   Frame Horns (13)   Frames (1)Fuel System (54)   Fuel / Water Separators (1)   Fuel Tank Straps & Brackets (15)   Fuel Tanks (Truck) (38)Hood Parts (9)Hydraulics & PTO (3)   Hydraulic Tanks (3)Instrument Panel Clusters (32)Miscellaneous Truck Parts (4)Power Steering Reservoirs (2)Suspension & Steering (62)   Leaf Springs, Front (12)   Power Steering Assemblies (1)   Spring Hangers (1)   Steering Columns (22)   Steering Gears / Racks (4)   Steering Pumps (1)   Steering Shafts (1)   Suspension Crossmembers / K-Frames (6)   Suspension Misc. Parts (8)   Suspensions (6)Tool Boxes (11)Transmission & Driveline (9)   Driveshaft Parts (2)   Driveshafts (7)Truck Bodies / Boxes / Beds (1)Wheels, Tires & Hubs (1)   Mud Flap Hangers (1)
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Peterbilt (813)
Model
378 (813)
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Showing 626 - 650 of 813 Listings

626 - 650 of 813 listings
626 - 650 of 813 listings
Peterbilt 378 Front Door Assembly

2002 Peterbilt 378 Front Door Assembly

$645 USD
(USED) Peterbilt 378 Color: BLACK Pwr Wnd: NO W/ Mirror: NO Type: COMPLETE DOES NOT INCLUDE MIRROR Ref# 2018778M001L LOWER POCKET HAS EXTRA SCREWS HOLDING POCKET UP
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Part Number2018778M001L
Stock Number25979479
MLS Number14314451
CategoryDoor Assemblies, Front
Last Updated4/16/2026
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
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Vander Haag's Inc.
Peterbilt 378 Instrument Panel Cluster

2002 Peterbilt 378 Instrument Panel Cluster

$657 USD
(USED) Peterbilt 378 Gauges: 7 Engine: CAT C12 Part#: NA Ref# 17-04235-110A WARNING LIGHT MODULE, ENGINE OIL TEMP, CLOCK, OIL PRESSURE, TACH, SPEEDO, WATER TEMP, PRIMARY/ SECONDARY AIR...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Part Number17-04235-110A
Stock Number25979495
MLS Number14314447
CategoryInstrument Panel Clusters
Last Updated4/16/2026
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
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Vander Haag's Inc.
Used 2002 Peterbilt 378 Heater / AC Temp Control, Part # 18-04323

Used 2002 Peterbilt 378 Heater / AC Temp Control, Part # 18-04323

$431 USD
(USED) Peterbilt 378 Ref# 18-04323 3 KNOBS AND 3 BUTTONS, MISSING FAN SPEED KNOB, CRACK ABOVE AC ON/OFF SWITCH
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Part Number18-04323
Stock Number25979532
MLS Number14314442
CategoryHeater / AC Climate Control Parts
Last Updated4/16/2026
Location
Sioux Falls, SD, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Vander Haag's Inc.
Used 1996 Peterbilt 378 60.5" Complete Hood Assembly, Blue

Used 1996 Peterbilt 378 60.5" Complete Hood Assembly, Blue

$6,180 USD
(USED) Peterbilt 378 SFA/SBA: SFA Color: BLUE Type: COMPLETE Length: 60.5 COMPLETE HOOD ASSEMBLY, CRACKED/WORN ALONG LOWER, RIGHT-HAND SIDE INNER FENDER (SEE PICTURES)
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Stock Number25917276
MLS Number14100994
CategoryHoods
Last Updated4/10/2026
Location
Spencer, IA, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
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Vander Haag's Inc.
Peterbilt 378 Instrument Panel Cluster

1996 Peterbilt 378 Instrument Panel Cluster

$657 USD
(USED) Peterbilt 378 Gauges: 8 Engine: CAT 3406C Part#: NOT AVAILABLE TACHOMETER, OIL PSI, WATER TEMP, SPEEDOMETER, BATTERY VOLTS, ENGINE TEMP, FUEL GAUGE, AIR GAUGE, TRIP-METER, CRACKED...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Stock Number25917043
MLS Number14083394
CategoryInstrument Panel Clusters
Last Updated4/5/2026
Location
Spencer, IA, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
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Vander Haag's Inc.
Peterbilt 378 Instrument Panel Cluster

2000 Peterbilt 378 Instrument Panel Cluster

$657 USD
(USED) Peterbilt 378 Gauges: 9 Engine: CAT C15 Part#: - TACH, OIL PRESSURE, WATER TEMP, SPEEDOMETER, VOLT, ENGINE OIL TEMP, FUEL, AIR PRESSURE, SUSPENSION PRESSURE
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Stock Number25936256
MLS Number14131440
CategoryInstrument Panel Clusters
Last Updated4/5/2026
Location
Kansas City, MO, US
Sold By
Vander Haag's Inc.
(855) 370-___  SHOW
NUMBERCall Seller
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Vander Haag's Inc.
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