Used Peterbilt 378 For Sale in United States

2000 Peterbilt 378 Instrument Panel Cluster

1999 Peterbilt 378 Hood 55"L Set Forward Axle, Part # 13-03520

Price Drop $812 USD

1999 Peterbilt 378 Hood, 55"L, Set Forward Axle, P/N 13-03520. Multiple Cracks Repairs, Panel Separation Near Hood Supports, Emblem Damage. See Photos.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	1973-7
MLS Number	14291275
Category	Hoods
Last Updated	5/6/2026
Location	Dinuba, CA, US
Sold By	Garabedian Equipment

Used 1990 Peterbilt 378 Complete Hood 55"L, Broken Passenger Headlamp

1988 Peterbilt 378 Fifth Wheel

Price Drop $300 USD

Holland FW35 Air Slide Fifth Wheel, 33.5" Frame Width, 86.5" Rail, 52.5" Slide Base, 24" Slide Travel, 6.75" Deck Height, Driver Side Release. Top Plate P/N XA-351-A-L-P, S/N A00002539H

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	1511-12
MLS Number	13893134
Category	Fifth Wheels
Last Updated	5/5/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

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2006 Peterbilt 378 Day Cab Truck - Cummins 485HP

$65,000 USD

99759 Miles, 6119 Hours, Engine: CUMMINS ISX, 485 HP, Fuel Type: Diesel, Drive: 6x4, Air Trac Suspension, Wheel Base: 230, Tandem Rear Axles, Rear Axle Weight: 46000 lb

Condition	Used
Usage	6,119 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	485 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	46,000 lb
Stock Number	MCO645601
MLS Number	13811581
Category	Day Cab Semi Trucks
Last Updated	5/2/2026
Location	Dallas, TX, US
Sold By	MCO Truck and Equipment

(855) 370-___ SHOW
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1997 Peterbilt 378 Front Bumper

$345 USD

(USED) Peterbilt 378 Type: 1 PIECE SBA/SFA: SFA Material: CHROME Lights: NO

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25708930
MLS Number	13193583
Category	Bumpers, Front
Last Updated	5/7/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.

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2007 Peterbilt 378 Day Cab Truck - Cummins 475HP

Contact for price

62994 Miles, 22746 Hours, Engine: CUMMINS ISX, 475 HP, Fuel Type: Diesel, Drive: 6x4, Air Trac Suspension, Tires: 11R22.5, Tandem Rear Axles

Condition	Used
Usage	22,746 Hours
Duty Class	Heavy Duty Day Cab Truck
Horse Power	475 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	8LL
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	4.33 ratio
Stock Number	MCO656292
MLS Number	14335729
Category	Day Cab Semi Trucks
Last Updated	5/2/2026
Location	Dallas, TX, US
Sold By	MCO Truck and Equipment

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2007 Peterbilt 378 Sleeper Semi Truck - Cummins 485HP

$75,000 USD

130955 Miles, Engine: CUMMINS ISX, 485 HP, Fuel Type: Diesel, Drive: 6x4, Air Trac Suspension, Sleeper Size: 36, Tandem Rear Axles

Condition	Used
Usage	130,955 Miles
Duty Class	Heavy Duty Sleeper Semi Truck
Horse Power	485 HP
Engine Model	Cummins ISX
Drivetrain	6x4
Transmission	18 Speed
Sleeper Size	36"
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	3.55 ratio
Stock Number	MCO656239
MLS Number	14160276
Category	Sleeper Semi Trucks
Last Updated	5/2/2026
Location	Dallas, TX, US
Sold By	MCO Truck and Equipment

1990 Peterbilt 378 Fuel Tank

$250 USD

Driver Side Fuel Tank, 67"L x 26"D, 150 Gallon Capacity, Straps And Brackets Included.

Condition	Used
Side	Left
Capacity	150
Stock Number	4316-9
MLS Number	14037044
Category	Fuel Tanks (Truck)
Last Updated	4/26/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

(855) 939-___ SHOW
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1995 Peterbilt 378 Day Cab Truck

$24,900 USD

1995 Pete 378 Day cab 3176 CAT Eaton 10 speed 457,XXX miles

Condition	Used
Usage	457,554 Miles
Stock Number	ID042426JES
MLS Number	14331549
Category	Day Cab Semi Trucks
Last Updated	4/24/2026
Location	Northeastern US, NJ, US
Sold By	Carmody and Associates Inc

(844) 955-___ SHOW
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2000 Peterbilt 378 Day Cab Truck - Caterpillar 475HP, 13 Speed Manual

$67,750 USD

Only 55,000 Miles on $27,000 Gold Kit Overhaul including Head with Paperwork ~ 6NZ CAT C15 ~ 475 HP ~ 1850 13 Speed ~ Lockers ~ Wet Kit ~ All Aluminum Wheels ~ Financing Available with your...

Condition	Used
Usage	510,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Horse Power	475 HP
Engine Model	Caterpillar C15
Transmission	13 Speed Manual
Suspension	Air Trac
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	536528
MLS Number	14322831
Category	Day Cab Semi Trucks
Last Updated	4/24/2026
Location	Olive Branch, MS, US
Sold By	Truck Market

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Peterbilt 378 Left Lower Aluminum Hood Pivot, Part # 13-04708L

$260 USD

PIVOT-LOWER ALUMINUM LH 13-04708L

Quantity	5
Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	102566
MLS Number	12744303
Category	Hood Parts
Last Updated	4/15/2026
Location	Salt Lake City, UT, US
Sold By	Vriens Truck Parts

(844) 909-___ SHOW
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1998 Peterbilt 378 Day Cab Truck - Detroit, 18 Speed Manual

$28,500 USD

1998 Peterbilt 378, Detroit 60s Motor, 13 Speed Manual Transmission, 795,000 Original Miles, Diff Lock, Sliding Fifth Wheel with End Dump Pin, 3.70 Rear Ends, New Differentials, End Dump is...

Condition	Used
Usage	795,000 Miles
Duty Class	Heavy Duty Day Cab Truck
Transmission	13 Speed Manual
Suspension	Air Ride
Rear Axle	Tandem Axle
MLS Number	13951104
Category	Day Cab Semi Trucks
Last Updated	4/15/2026
Location	Paul, ID, US
Sold By	BTR Sales

(855) 980-___ SHOW
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2000 Peterbilt 378 Tandem Axle Fuel & Lube Truck - Cummins, 10 Speed Manual

$27,000 USD

2000 PETERBILT 378 FUEL TRUCK 4000 GALLONS, CUMMINS M11, 10 SPEED TRANSMISSION, AIR RIDE, AIR RIDE CAB, 11R24.5 ON ALL ALUMINUM WHEELS,,

Condition	Used
Usage	1,317,558 Miles
Duty Class	Heavy Duty Fuel & Lube Truck
Transmission	10 Speed Manual
Suspension	Air Leaf
Rear Axle	Tandem Axle
Rear End	40,000 lb
Stock Number	463767-PB
MLS Number	13201068
Category	Fuel & Lube Trucks
Last Updated	4/14/2026
Location	OGDEN, UT, US
Sold By	Rocky Mountain Truck Parts

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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...

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Part Number	N/A
Stock Number	25737955
MLS Number	13312612
Category	Cooling Assemblies (Rad., Cond., ATAAC)
Last Updated	4/17/2026
Location	Sioux Falls, SD, US
Sold By	Vander Haag's Inc.

(801) 478-___ SHOW
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Used Peterbilt 378 Left Lower Aluminum Pivot, Part # 13-04708L

$260 USD

13-04708L PIVOT-LOWER ALUMINUM LH

Quantity	8
Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Left
Stock Number	107701
MLS Number	13111104
Category	Hood Parts
Last Updated	4/11/2026
Location	Salt Lake City, UT, US
Sold By	Vriens Truck Parts

1990 Peterbilt 378 Cab Assembly

$1,500 USD

1990 Peterbilt 378 Cab Complete, Wired For Caterpillar 3176A With A Eaton/ Fuller Manual Transmission.

Condition	Used
Stock Number	4316-13
MLS Number	14037060
Category	Cabs
Last Updated	4/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1990 Peterbilt 378 Tool Box

$350 USD

Passenger Side Tool Box, 24"L x 20"W x 22"H.

Condition	Used
Stock Number	4316-8
MLS Number	14037040
Category	Tool Boxes
Last Updated	4/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1990 Peterbilt 378 Fender Extension

$200 USD

Passenger Side Fender Extension For 1990 Peterbilt 378.

Condition	Used
Side	Driver
Stock Number	4316-11
MLS Number	14037050
Category	Fender Extensions
Last Updated	4/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1990 Peterbilt 378 Fender Extension

$200 USD

Driver Side Fender Extension For 1990 Peterbilt 378.

Condition	Used
Side	Driver
Stock Number	4316-10
MLS Number	14037047
Category	Fender Extensions
Last Updated	4/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1999 Peterbilt 378 Right Front Door Assembly

$350 USD

1999 Peterbilt 378 Passenger Side Door Assembly, Manual Window, w/ Mirror.

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Side	Right
Stock Number	1973-10
MLS Number	13897891
Category	Door Assemblies, Front
Last Updated	4/14/2026
Location	Fresno, CA, US
Sold By	Garabedian Equipment

1999 Peterbilt 378 Cooling Assembly

Contact for price

Cooling Assembly, Complete, Includes RAD, CAC, and Condenser

Condition	Used
Fits To Make(s)	PETERBILT
Fits To Model(s)	378
Stock Number	1973-6
MLS Number	14291274
Category	Cooling Assemblies (Rad., Cond., ATAAC)
Last Updated	4/5/2026
Location	Dinuba, CA, US
Sold By	Garabedian Equipment

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2005 Peterbilt 378 Fuel Tank

$760 USD

(USED) Peterbilt 378 Gallons: 100 Length: 51 Width/Dia: 26 Height: 26 100 GALLON ALUMINUM TANK ONLY 23" FTF

Condition	Used
Fits To Make(s)	Peterbilt
Fits To Model(s)	378
Stock Number	25719159
MLS Number	13251598
Category	Fuel Tanks (Truck)
Last Updated	3/27/2026
Location	Winimac, IN, US
Sold By	Vander Haag's Inc.