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Peterbilt 378 Truck Parts For Sale

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Truck Parts (801)
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A/V Equipment (4)   Radios (4)Air Cleaners / Air Filter Housings (23)Air Tanks (23)Air Transfer Tubes (12)Axles & Differentials (45)   Axle Assemblies, Front (42)   Spindles / Knuckles (3)Back Windows (1)Battery Box Covers (2)Battery Boxes / Trays (19)Blower Motors (HVAC) (2)Body / Chassis Control Modules (1)Body Misc. Parts (1)Brakes (6)   ABS Control Modules (2)   Air Dryers (3)   Brake Parts (1)Bumper Guards (1)Bumpers, Front (12)Cab Exterior Panels (2)Cab Mounts (6)Cabs (29)Cooling & HVAC (80)   A/C Compressors (1)   A/C Condensers (3)   Coolant Tubes (1)   Cooling Assemblies (Rad., Cond., ATAAC) (4)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (13)   Intercoolers & Charge Air Coolers (11)   Intercoolers (1)   Radiator Frames (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiator Shrouds (3)   Radiators (32)Dashboards (12)Diesel Exhaust Fluid (DEF) Tanks (1)Door Electrical Switches (1)Door Mirrors (16)Door Vent Glass (1)Door Window Regulators (2)Door Windows (1)Doors (64)   Door Assemblies, Front (19)Driveshaft Parts (2)Driveshafts (7)Electrical Misc. Parts (1)Engine Parts (5)   Engine Mounts (5)   Exhaust Parts (17)Exhaust Assemblies (4)Exhaust Brackets (6)Exhaust Pipes (2)Exhaust Stacks (1)Exterior Misc. Parts (14)Fairings (1)   Roof Fairings (1)Fender Extensions (4)Fenders (2)Frame & Chassis (36)   Brackets, Misc. (8)   Crossmembers (11)   Deck Plates / Catwalk (2)   Fifth Wheels (1)   Frame Horns (10)   Frames (2)   Steps (Frame, Fuel Tank, Fairing) (2)Fuel / Water Separators (1)Fuel Tank Straps & Brackets (14)Fuel Tanks (Truck) (36)Fuse Boxes & Panels (3)Gauges (3)Grilles (3)Headlight Assemblies (5)Hood Parts (14)   Hood Brackets (2)   Hood Hinges (3)Hoods (33)Hydraulic Tanks (3)Instrument Panel Clusters (32)Interior Misc. Parts (21)Leaf Springs, Front (12)Leaf Springs, Rear (1)Mirrors (5)Miscellaneous Truck Parts (8)Mud Flap Hangers (1)Parking Lamps / Turn Signals (1)Power Steering Assemblies (1)Power Steering Reservoirs (2)Seats (9)Side Marker Lamps (1)Side View Mirrors (14)Sleeper Parts (10)   Sleeper Doors (6)   Sleeper Windows (4)Sleepers (5)Spring Hangers (2)Steering Columns (20)Steering Gears / Racks (4)Steering Pumps (1)Steering Shafts (1)Steering Wheels (3)Sun Visors (Exterior) (4)Sun Visors (Interior) (4)Sun Visors (16)Suspension Crossmembers / K-Frames (8)Suspension Misc. Parts (9)Suspensions (6)Throttle Position Sensors (4)Tool Boxes (14)Truck Bodies / Boxes / Beds (1)   Windshield Washer Reservoirs (6)   Windshield Wiper Arms (2)   Windshield Wiper Motors (3)
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Peterbilt (802)
Model
378 (802)
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Showing 451 - 475 of 802 Listings

451 - 475 of 802 listings
451 - 475 of 802 listings
Used 1998 Peterbilt 378 Right Air Filter, Green/Chrome Steel

Used 1998 Peterbilt 378 Right Air Filter, Green/Chrome Steel

$399.99 USD
(USED) 1998 Peterbilt 378 - Air Filter - Side: Passenger Side. Color: Green/ Chrome. Material: Steel. 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)1998
Stock NumberP-24766
MLS Number10830823
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 378 Sun Visor

1998 Peterbilt 378 Sun Visor

$69.99 USD
(USED) 1998 Peterbilt 378 - Sun Visor - Side: Passenger Side. Material: Vinyl. Color: Gray. Type: Adjustable/ Sliding. 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)1998
Stock NumberP-24730
MLS Number10827686
CategorySun Visors
Last Updated12/18/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 378 Sun Visor

1998 Peterbilt 378 Sun Visor

$69.99 USD
(USED) 1998 Peterbilt 378 - Sun Visor - Side Driver Side. Material: Vinyl. Color: Gray. Type: Adjustable/ Sliding. 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)1998
Stock NumberP-24729
MLS Number10827685
CategorySun Visors
Last Updated12/18/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Peterbilt 378 Cab Assembly

1998 Peterbilt 378 Cab Assembly

$5,250 USD
(USED) 1998 Peterbilt 378 - Cab - Color Exterior: Green Color Interior: Gray. *Less Doors, Less Interiors. For more information about this item, give us a call. We ship Worldwide!. (CRG...
ConditionUsed
Engine ModelDetroit SERIES 60
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberP-24728
MLS Number10827684
CategoryCabs
Last Updated12/18/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Peterbilt 378 Left Side View Mirror

1998 Peterbilt 378 Left Side View Mirror

$324.98 USD
(USED) 1998 Peterbilt 378 - Side View Mirror - Side: Driver Side. Material: Aluminum. Type: Manual Adjustable/ Heated. Mounts: 2. For more information about this item, give us a call. We...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
SideLEFT
Stock NumberP-24723
MLS Number10827680
CategorySide View Mirrors
Last Updated10/30/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 378 Left Door Window

2007 Peterbilt 378 Left Door Window

$134.99 USD
2007 PETERBILT 378 Used Driver Side Door Glass (Local Pick Up Only) We Ship Worldwide! Call Now For A Shipping Estimate! Make: PETERBILT Model: 378
ConditionUsed
Fits To Make(s)PETERBILT
Fits To Model(s)378
Will Fit Year(s)2007
SideLEFT
Stock Number6590
MLS Number9733019
CategoryDoor Windows
Last Updated12/18/2023
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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Peterbilt 378 Engine Mount

2001 Peterbilt 378 Engine Mount

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Peterbilt 378 Engine Mount - Used - Removed from a 2001 Peterbilt 378 truck, this engine mount has been visually inspected to ensure part quality. Have questions about our Peterbilt 378...
ConditionUsed
Engine ModelCaterpillar C15
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-33
MLS Number12034105
CategoryEngine Mounts
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Cab Mount

2001 Peterbilt 378 Cab Mount

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Peterbilt 378 Passenger Side Cab Mount - Used - Removed from a 2001 Peterbilt 378 truck, this passenger side cab mount has been visually inspected to ensure part quality. Have questions...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-32
MLS Number12034104
CategoryCab Mounts
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Cab Mount

2001 Peterbilt 378 Cab Mount

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Peterbilt 378 Driver Side Cab Mount - Used Removed from a 2001 Peterbilt 378 truck, this driver side cab mount has been visually inspected to ensure part quality. Have questions about our...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-31
MLS Number12034103
CategoryCab Mounts
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Cab Mount

2001 Peterbilt 378 Cab Mount

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Peterbilt 378 Cab Suspension Mounts/Brackets - Used Removed from a 2001 Peterbilt 378 truck, these cab suspension mounts/brackets have been visually inspected to ensure part quality. Have...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-30
MLS Number12034102
CategoryCab Mounts
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Used 2001 Peterbilt 378 Rear Aluminum Steps

Used 2001 Peterbilt 378 Rear Aluminum Steps

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Peterbilt 378 Rear Aluminum Steps - Used Removed from a 2001 Peterbilt 378 truck, these rear aluminum steps have been visually inspected to ensure part quality. Have questions about our...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-29
MLS Number12034101
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Lomoca Inc.
Peterbilt 378 Air Tank

2001 Peterbilt 378 Air Tank

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2001 Peterbilt 378 - Aluminum Air Tank. Located on the passenger side above the toolbox. Has 3 connecting ports. the part has been visually inspected and is in excellent condition. Call us...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-24
MLS Number12023841
CategoryAir Tanks
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Right Side View Mirror

1998 Peterbilt 378 Right Side View Mirror

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Peterbilt 378 Passenger Side View Mirror This passenger side view mirror is designed for the Peterbilt 378 and is made from aluminum with a chrome finish. The mirror is in good working...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
SideRIGHT
Stock NumberPT-0460-53
MLS Number11647854
CategorySide View Mirrors
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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1998 Peterbilt 378 Cup Holder

1998 Peterbilt 378 Cup Holder

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Peterbilt 378 Cup Holder it has some damage at the bottom, check pictures for reference Call for more information, or shipping costs we ship anywhere., Material: Plastic
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-43
MLS Number11647846
CategoryInterior Misc. Parts
Last Updated3/27/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Steering Column

1998 Peterbilt 378 Steering Column

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Peterbilt 378 Steering Column in working condition Call for more information, we ship anywhere., Engine Make: Caterpillar, Engine Model: 3406E
ConditionUsed
Engine ModelCaterpillar 3406E
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberPT-0460-42
MLS Number11647845
CategorySteering Columns
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
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Peterbilt 378 Left Fuel Tank

2001 Peterbilt 378 Left Fuel Tank

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Peterbilt 378 Fuel tank assembly, tank, straps and mounting bracket.Measures : 72 x 25" has a small dent see pictures for details. 150 gallons capacity. Call us today, we ship everywhere.,...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
SideLEFT
Capacity150 gallons
Stock NumberPT-0644-13
MLS Number10787871
CategoryFuel Tanks (Truck)
Last Updated2/5/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Proheat XL900-12 Diesel Heater for 2001 Peterbilt 378, Part # XL900-12

Proheat XL900-12 Diesel Heater for 2001 Peterbilt 378, Part # XL900-12

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Proheat Model XL900-12 diesel heater. Serial # A2809. Call for details we ship everywhere, Serial#: A2809, Casting#: A2809
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Part NumberXL900-12
Stock NumberPT-0644-12
MLS Number10787870
CategoryExterior Misc. Parts
Last Updated3/19/2026
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
Peterbilt 378 Tool Box

2001 Peterbilt 378 Tool Box

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Peterbilt 378 toolbox, utility box, with steps and cover, Heater not included, passenger side. Box has some damage see pictures for reference. Call for details we ship everywhere., Material:...
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2001
Stock NumberPT-0644-11
MLS Number10787869
CategoryTool Boxes
Last Updated12/18/2023
Location
York, ON, Canada
Sold By
Lomoca Inc.
(833) 835-___  SHOW
NUMBERCall Seller
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Lomoca Inc.
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