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Peterbilt 378 Trucks For Sale

Browse Peterbilt 378 Trucks on MyLittleSalesman.com and compare listings with prices from $8,500 to $90,500. Sellers include Integrity Sales and Auction, Michelle Sells Trucks, MCO Truck and Equipment, and more. Filter by GVWR, number of axles, transmission, mileage, and more to quickly narrow down to the right Peterbilt 378 Truck.
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Showing 1 - 25 of 107 Listings

1 - 25 of 107 listings
1 - 25 of 107 listings
Peterbilt 378 Day Cab Truck

2005 Peterbilt 378 Day Cab Truck

Newly Listed
Contact for price
Caterpillar C15 ACERT Turbo Diesel Engine, 13 Speed Manual Transmission, 48000LB GVWR, 12000LB Front, 18000LB Rears, PTO, Two Line Wet Kit, Air Ride Suspension, Air Lock 5TH Wheel Slide,...
ConditionUsed
Usage742,356 Miles
Duty ClassHeavy Duty Day Cab Truck
Stock Number98646
MLS Number14282888
CategoryDay Cab Semi Trucks
Last Updated4/2/2026
Location
Merrill, WI, US
Sold By
Integrity Sales and Auction LLC
(844) 574-___  SHOW
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Integrity Sales and Auction LLC
Peterbilt 378 Day Cab Truck - Caterpillar 450HP, 13 Speed Manual

2003 Peterbilt 378 Day Cab Truck - Caterpillar 450HP, 13 Speed Manual

Recently Updated
$74,950 USD
Classic work horse with a two line wet kit!, -Low mile CAT6NZ 450HP, -13 Speed manual, -Chalmers walking beam suspension, -210" Wheelbase, -Headache rack, We have financing options available...
ConditionUsed
Usage130,147 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCaterpillar C15
Drivetrain6x4
Transmission13 Speed Manual
SuspensionChalmers
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberCOWS11243
MLS Number14244582
CategoryDay Cab Semi Trucks
Last Updated4/2/2026
Location
Kansas City, MO, US
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Michelle Sells Trucks
Peterbilt 378 Day Cab Truck - Caterpillar 450HP, 13 Speed Manual

2003 Peterbilt 378 Day Cab Truck - Caterpillar 450HP, 13 Speed Manual

Recently Updated
$74,950 USD
Classic work horse with a two line wet kit!, -Low mile CAT6NZ 450HP, -13 Speed manual, -Chalmers walking beam suspension, -210" Wheelbase, -Headache rack, We have financing options available...
ConditionUsed
Usage5,987 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power450 HP
Engine ModelCaterpillar C15
Drivetrain6x4
Transmission13 Speed Manual
SuspensionChalmers
Rear AxleTandem Axle
Rear End40,000 lb
Stock NumberCOWS11243
MLS Number14244580
CategoryDay Cab Semi Trucks
Last Updated4/1/2026
Location
Commerce City, CO, US
Sold By
Michelle Sells Trucks
(844) 624-___  SHOW
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Michelle Sells Trucks
Peterbilt 378 Sleeper Semi Truck - Cummins 485HP

2007 Peterbilt 378 Sleeper Semi Truck - Cummins 485HP

Recently Updated
$75,000 USD
130955 Miles, Engine: CUMMINS ISX, 485 HP, Fuel Type: Diesel, Drive: 6x4, Air Trac Suspension, Sleeper Size: 36, Tandem Rear Axles
ConditionUsed
Usage130,955 Miles
Duty ClassHeavy Duty Sleeper Semi Truck
Horse Power485 HP
Engine ModelCummins ISX
Drivetrain6x4
Transmission8LL
Sleeper Size36"
SuspensionAir Trac
Rear AxleTandem Axle
Rear End3.55 ratio
Stock NumberMCO656239
MLS Number14160276
CategorySleeper Semi Trucks
Last Updated4/1/2026
Location
Dallas, TX, US
Sold By
MCO Truck and Equipment
(866) 695-___  SHOW
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MCO Truck and Equipment
Peterbilt 378 Day Cab Truck - Cummins 485HP

2006 Peterbilt 378 Day Cab Truck - Cummins 485HP

Recently Updated
$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
ConditionUsed
Usage6,119 Hours
Duty ClassHeavy Duty Day Cab Truck
Horse Power485 HP
Engine ModelCummins ISX
Drivetrain6x4
Transmission18 Speed
SuspensionAir Trac
Rear AxleTandem Axle
Rear End46,000 lb
Stock NumberMCO645601
MLS Number13811581
CategoryDay Cab Semi Trucks
Last Updated4/1/2026
Location
Dallas, TX, US
Sold By
MCO Truck and Equipment
(866) 695-___  SHOW
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MCO Truck and Equipment
Peterbilt 378 Day Cab Truck - Detroit, 18 Speed Manual

1998 Peterbilt 378 Day Cab Truck - Detroit, 18 Speed Manual

Price Drop $30,000 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...
ConditionUsed
Usage795,000 Miles
Duty ClassHeavy Duty Day Cab Truck
Transmission13 Speed Manual
SuspensionAir Ride
Rear AxleTandem Axle
MLS Number13951104
CategoryDay Cab Semi Trucks
Last Updated3/28/2026
Location
Paul, ID, US
Sold By
BTR Sales
(844) 909-___  SHOW
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BTR Sales
Peterbilt 378 Salvage Truck

1995 Peterbilt 378 Salvage Truck

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1995 PETERBILT 378, CAT C12 #9CK1378 RTO14709MLL, DS403 5.29 RATIO, ON AIR TRAC DRUM BRAKE. EFA20F4 FRONT AXLE., Serial#: 9CK1378, Ratio: 5.29, Engine Make: Caterpillar, Transmission Make:...
ConditionUsed
Rear End5.29 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1995
Stock Number31926
MLS Number14264191
CategorySalvage Trucks
Last Updated3/25/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Holst Truck Parts
Peterbilt 378 Gasoline / Fuel Truck - Caterpillar, 10 Speed Manual

2006 Peterbilt 378 Gasoline / Fuel Truck - Caterpillar, 10 Speed Manual

$24,500 USD
2006 PETERBILT 379 CATERPILLAR C13, FLEX AIR SUSPENSION, 10 SPEED TRANSMISSION, ALL ALUMINUM 22.5 WHEELS, HOOD GUARD,,
ConditionUsed
Usage784,891 Miles
Duty ClassHeavy Duty Gasoline / Fuel Truck
Engine ModelCaterpillar C13 ACERT
Drivetrain6x4
Transmission10 Speed Manual
SuspensionAir Ride
Rear AxleTandem Axle
Rear End3.58 ratio
Stock Number635128-PB
MLS Number12906251
CategoryGasoline / Fuel Trucks
Last Updated1/24/2026
Location
OGDEN, UT, US
Sold By
Rocky Mountain Truck Parts
(855) 980-___  SHOW
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Rocky Mountain Truck Parts
2004 Peterbilt 378 Vacuum Truck - GAPVAX Hydrovac / Air Mover

2004 Peterbilt 378 Vacuum Truck - GAPVAX Hydrovac / Air Mover

$60,000 USD
VACUUM BLOWER HRS: 1,961, WET / DRY HYDROVAC, HYDRAULIC RAISE DUMP 15 CY BODY, WATER SLUDGE PUMP, REAR TAILGATE AUGER, OVERHEAD SUCTION BOOM
ConditionUsed
Usage181,293 Miles
Duty ClassHeavy Duty Vacuum Truck
Upfit TypeHydrovac
Upfit MakeGAPVAX
Engine ModelCaterpillar C12
Drivetrain6x4
Transmission8LL Manual
SuspensionHendrickson
Rear AxleTandem Axle
Rear End46,000 lb
MLS Number14097121
CategoryVacuum Trucks
Last Updated3/14/2026
Location
Jennings,
Sold By
Verified Truck & Equipment
(866) 283-___  SHOW
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Verified Truck & Equipment
Peterbilt 378 Salvage Truck

2006 Peterbilt 378 Salvage Truck

Contact for price
2006 PETE 379 C15 475HP MXS23425,BURN CORE, RTLO18918B,D46-140 391REAR LOCKER ON AIR TRAC,EFA20-F4 20K FRT AXLE, 20K WC LIFT AXLE, Ratio: 3.91, Engine Make: Caterpillar, Transmission Make:...
ConditionUsed
Engine ModelCaterpillar C15
Rear End3.91 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2006
Stock Number11026
MLS Number14085299
CategorySalvage Trucks
Last Updated2/9/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Peterbilt 378 Salvage Truck

1990 Peterbilt 378 Salvage Truck

Contact for price
2021 Peterbilt 378 Day Cab Tandem Axle;, Caterpillar 3176A, 242 HP, AR#- 7E9903, S/N- 2YG08779;, Eaton/ Fuller Manual Transmission;, DS402 Diff, Ratio 4.56;, RS402 Diff, Ratio 4.56;,...
ConditionUsed
Fits To Make(s)PETERBILT
Fits To Model(s)378
Stock Number4316
MLS Number14029108
CategorySalvage Trucks
Last Updated12/27/2025
Location
Fresno, CA, US
Sold By
Garabedian Equipment
(855) 794-___  SHOW
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Garabedian Equipment
Peterbilt 378 Salvage Truck

2005 Peterbilt 378 Salvage Truck

Contact for price
ISM 350HP CPL 8557 CM875, RUNS GOOD LIGHT BLOWBY, FRO14210C, AIR TRAC DSP40 3.90, Serial#: 35118780, Engine Make: Cummins, Transmission Make: Eaton/Fuller, Transmission Model: FR016210C
ConditionUsed
Engine ModelCummins ISM
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock Number101424
MLS Number13212622
CategorySalvage Trucks
Last Updated2/9/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Peterbilt 378 Salvage Truck

2002 Peterbilt 378 Salvage Truck

Contact for price
C15 6NZ47358, FRO16210C,DS404 3.90 ON EARLY LOW AIR LEAF, Serial#: 6NZ47358, Ratio: 3.90, Engine Make: Caterpillar, Transmission Make: Eaton/Fuller
ConditionUsed
Engine ModelCaterpillar C15
Rear End3.90 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2002
Stock Number51425
MLS Number13600848
CategorySalvage Trucks
Last Updated2/9/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
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Peterbilt 378 Day Cab Truck - Caterpillar 425HP, 9 Speed Manual

1993 Peterbilt 378 Day Cab Truck - Caterpillar 425HP, 9 Speed Manual

$10,000 USD
GOOD OLDER TRUCK, RUNS GREAT! DUMP VALVE, DIFFERENTIAL LOCK!,
ConditionUsed
Usage732,994 Miles
Duty ClassHeavy Duty Day Cab Truck
Horse Power425 HP
Engine ModelCaterpillar 3406
Drivetrain6x4
Transmission9 Speed Manual
SuspensionAir Trac
Rear AxleTandem Axle
Rear End40,000 lb 3.90 ratio
Stock Number93CAT732PETEDC
MLS Number13618173
CategoryDay Cab Semi Trucks
Last Updated11/10/2025
Location
Covington, TN, US
Sold By
Don Baskin Truck Sales
(833) 801-___  SHOW
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Don Baskin Truck Sales
Peterbilt 378 Salvage Truck

1998 Peterbilt 378 Salvage Truck

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1998 Peterbilt 378 F73481 Truck Tractor 31 Black/ Gray Green 1XPFDR9X9WD461216 Detroit SERIES 60, Engine Make: Detroit, Transmission Make: Eaton/Fuller, Transmission Model: RTX14710C,...
ConditionUsed
Engine ModelDetroit SERIES 60
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)1998
Stock NumberF73481
MLS Number11592188
CategorySalvage Trucks
Last Updated9/30/2025
Location
Elkton, MD, US
Sold By
CRG Heavy Truck Parts
(844) 402-___  SHOW
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CRG Heavy Truck Parts
Peterbilt 378 Salvage Truck

2005 Peterbilt 378 Salvage Truck

Contact for price
C15 ACERT MXS06934,FRO17210C,DSP40 4.11 PACCAR LOW AIR, Serial#: mxs06934, Ratio: 4.11, Engine Make: Caterpillar, Transmission Make: Eaton/Fuller
ConditionUsed
Engine ModelCaterpillar C15
Rear End4.11 ratio
Fits To Make(s)Peterbilt
Fits To Model(s)378
Will Fit Year(s)2005
Stock Number60224
MLS Number12918607
CategorySalvage Trucks
Last Updated2/9/2026
Location
Ucon, ID, US
Sold By
Holst Truck Parts
(833) 541-___  SHOW
NUMBERCall Seller
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Holst Truck Parts
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