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Peterbilt 378 Truck Parts For Sale

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Air Intake & Filtration (42)   Air Cleaners / Air Filter Housings (19)   Air Transfer Tubes (23)Air Tanks (19)Axles & Differentials (41)   Axle Assemblies, Front (39)   Spindles / Knuckles (2)Battery Box Covers (2)Battery Boxes / Trays (19)Brakes (7)   ABS Control Modules (3)   Air Dryers (3)   Brake Parts (1)Cab Mounts (5)Cab, Body & Interior (296)   Back Windows (1)   Brake / Clutch / Gas Pedal Parts (1)   Bumpers, Front (12)   Cabs (33)   Dashboards (16)   Door Assemblies, Front (23)   Door Mirrors (21)   Door Vent Glass (1)   Door Window Regulators (2)   Door Windows (1)   Doors (46)   Fender Extensions (3)   Fenders (5)   Grilles (3)   Hood Hinges (2)   Hoods (33)   Interior Misc. Parts (21)   Mirrors (5)   Roof Fairings (1)   Seats (9)   Side View Mirrors (16)   Sleeper Doors (13)   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) (5)   Fan Blades (1)   Fan Clutches (1)   Heater / AC Climate Control Parts (14)   Intercoolers & Charge Air Coolers (10)   Intercoolers (1)   Radiator Frames (1)   Radiator Overflow Bottles / Surge Tanks (8)   Radiators (30)Electrical & Lighting (44)   Body / Chassis Control Modules (1)   Cab Wiring Harnesses (2)   Door Electrical Switches (2)   Fuse Boxes & Panels (8)   Gauges (5)   Headlight Assemblies (7)   Radios (4)   Side Marker Lamps (1)   Throttle Position Sensors (4)   Windshield Washer Reservoirs (4)   Windshield Wiper Arms (2)   Windshield Wiper Motors (4)Electrical Misc. Parts (1)Engine & Powertrain (5)   Engine Mounts (5)Exhaust & Emissions (14)   Diesel Exhaust Fluid (DEF) Tanks (1)   Exhaust Assemblies (4)   Exhaust Brackets (7)   Exhaust Pipes (2)   Exhaust Parts (4)Exterior Misc. Parts (14)Frame & Chassis (36)   Brackets, Misc. (7)   Crossmembers (13)   Deck Plates / Catwalk (4)   Frame Horns (12)Fuel System (53)   Fuel / Water Separators (1)   Fuel Tank Straps & Brackets (14)   Fuel Tanks (Truck) (38)Hood Parts (9)Hydraulics & PTO (4)   Hydraulic Tanks (4)Instrument Panel Clusters (32)Miscellaneous Truck Parts (4)Power Steering Reservoirs (2)Suspension & Steering (62)   Leaf Springs, Front (12)   Leaf Springs, Rear (1)   Power Steering Assemblies (1)   Spring Hangers (3)   Steering Columns (21)   Steering Gears / Racks (2)   Steering Pumps (1)   Steering Shafts (1)   Suspension Crossmembers / K-Frames (6)   Suspension Misc. Parts (7)   Suspensions (7)Tool Boxes (13)Transmission & Driveline (9)   Driveshaft Parts (2)   Driveshafts (7)Truck Bodies / Boxes / Beds (1)Wheels, Tires & Hubs (2)   Mud Flap Hangers (2)
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Peterbilt (817)
Model
378 (817)
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Showing 726 - 750 of 817 Listings

726 - 750 of 817 listings
726 - 750 of 817 listings
Peterbilt 378 Front Axle Assembly

1992 Peterbilt 378 Front Axle Assembly

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EATON 12 F 4 FRT STEERING AXLE W/OUT ABS BRAKES, Capacity: 12,000LBS, Axle Make: EATON, Axle Model: 12F4
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1992
Capacity12,000LBS
Stock Number2353-PETE-2
MLS Number13338313
CategoryAxle Assemblies, Front
Last Updated5/13/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
NUMBERCall Seller
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Badger Truck Parts Ltd.
Peterbilt 378 Cab Assembly

2004 Peterbilt 378 Cab Assembly

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FLOOR BENT?,, GREY INTERIOR,, LOW ROOF GRAVEL BOX 146" PUP USED (Cab Assembly), Air/Hydraulic: Air/Hydraulic, Engine Make: Other, Engine Model: Other
ConditionUsed
Engine ModelOther
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
Stock Number1849-PETE-3
MLS Number13336472
CategoryCabs
Last Updated5/13/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
NUMBERCall Seller
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Badger Truck Parts Ltd.
Peterbilt 378 Left Fuel Tank

2004 Peterbilt 378 Left Fuel Tank

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USED; Gal.: 120; Diameter: 23"; Length: 61" (Fuel Tank), Capacity: 120, Dimensions: NA, Material: Not Specified
ConditionUsed
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2004
SideLEFT
Capacity120
Stock Number1849-PETE-7
MLS Number13336468
CategoryFuel Tanks (Truck)
Last Updated5/13/2026
Location
STURGEON COUNTY, AB, Canada
Sold By
Badger Truck Parts Ltd.
(855) 624-___  SHOW
NUMBERCall Seller
Email Seller
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Badger Truck Parts Ltd.
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