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Mileage: 879,000 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 400 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 8LL
Description: SHARP PRE-EMISSIONS WET KIT DAY CAB! 2003 Peterbilt 378 Day Cab with CAT C12 Motor, 8LL Manual Transmission, 3.90 Ratio, DUAL STACKS, WET KIT, Stai...
Updated: Thursday, June 04, 2026 09:56 AM
Location: West Newton, Pennsylvania
Seller: M&K Truck Centers - Pittsburgh
Engine Manufacturer: CATERPILLAR
Horsepower: 433 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 9LL
Suspension: Air Ride
Description: 3 Line Wet kit. Air Trac suspension. Runs and drives good. Call and ask for Christians number for details.
Updated: Monday, July 06, 2026 11:39 AM
Location: Galva, Illinois
Seller: APPELL EQUIPMENT SALES
Mileage: 679,000 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 550 HP
Transmission: Manual
Number of Speeds: 10 Spd
Suspension: Air Ride
Description: 2002 Peterbilt 378. 550HP Cat C15. 10 Speed Transmission. Only 679,000 Original Miles. Air Ride Suspension. Dual Line Wet Kit. Loaded Interior. Gau...
Updated: Thursday, July 02, 2026 07:59 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage: 683,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 10 Spd
Suspension: Air Leaf
VIN: 1XPFDB9X12N567414
Description: 2002 Peterbilt 378. CAT C15. 10 Speed Transmission. Only 683,00 Original Miles. Air Leaf Suspension. Loaded Interior. Leather Driver Seat. Gauge Pa...
Updated: Monday, June 29, 2026 08:19 AM
Location: Hutchins, Texas
Seller: Forge Truck Centers
Mileage: 66,500 mi
Number of Rear Axles: Quad
Engine Manufacturer: CATERPILLAR
Horsepower: 550 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Description: 2001 Peterbilt 378 Dump Truck, CAT C15 6NZ 550hp, 605k Original miles, (66k on overhaul w ppw), Pre emission, Eaton Fuller 15 speed, 14.6k Front, 4...
Updated: Monday, July 06, 2026 02:43 PM
Location: Boise, Idaho
Seller: Canyon Equipment Company
Mileage: 177,000 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 350 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 15 Spd
Description: 2001 Peterbilt 378 Flattop Sleeper Truck
Unibilt 36” Flattop Bunk
Caterpillar C-10 350HP Engine
Eaton 15 Speed Transmission
177,000 Actual Mile...
Updated: Thursday, July 02, 2026 11:33 AM
Location: Saint Edward, Nebraska
Seller: Quality Trucks and Trailers
Mileage: 592,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 13 Spd
Suspension: Air Trac
VIN: 1XPFDU9X9YN538344
Description: 2000 Peterbilt 378. CAT C12. 13 Speed Transmission. Only 592,000 Original Miles. 40,000LB Rears. Air Trac Suspension. Wet Kit. Loaded Interior. Gau...
Updated: Monday, June 29, 2026 08:19 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage: 1,317,558 mi
Engine Manufacturer: CUMMINS
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 10 Spd
Suspension: Air Leaf
Description: 2000 PETERBILT 378 FUEL TRUCK 4000 GALLONS, CUMMINS M11, 10 SPEED TRANSMISSION, AIR RIDE, AIR RIDE CAB, 11R24.5 ON ALL ALUMINUM WHEELS,
Updated: Tuesday, June 16, 2026 10:52 AM
Location: Ogden, Utah
Seller: ROCKY MOUNTAIN TRUCK PARTS
Mileage: 682,005 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 377 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 10 Spd
Description:
Updated: Monday, July 06, 2026 11:39 AM
Location: Galva, Illinois
Seller: APPELL EQUIPMENT SALES
Mileage: 591,010 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 365 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 8LL
Description: Clean truck. 22' 8" of frame behind the cab, 198" C-T, PTO.
Updated: Wednesday, May 13, 2026 03:42 PM
Location: Caledonia, New York
Seller: CALEDONIA DIESEL
Mileage: 591,010 mi
Bed Length: 20 ft
Engine Manufacturer: CATERPILLAR
Horsepower: 365 HP
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 8LL
Description: Clean truck. 22' 8" of frame behind the cab, 198" C-T, PTO.
Updated: Wednesday, May 13, 2026 03:42 PM
Location: Caledonia, New York
Seller: CALEDONIA DIESEL
Mileage: 318,000 mi
Engine Manufacturer: CUMMINS
Horsepower: 500 HP
Transmission: Manual
Number of Speeds: 13 Spd
Suspension: Air Trac
Description: 1999 Peterbilt 378. 500HP Cummins N14 Redtop. 13 Speed Transmission. Only 318,000 Original Miles. 44,000LB Rears. Double Framed. Air Trac Suspensio...
Updated: Monday, June 29, 2026 08:19 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage: 727,000 mi
Engine Manufacturer: CUMMINS
Horsepower: 525 HP
Transmission: Manual
Number of Speeds: 18 Spd
Suspension: Air Trac
Description: 1999 Peterbilt 378. 525HP Cummins N14 Red Top. 18 Speed Transmission. Only 727,000 Original Miles. 44,000LB 2 Speed Rears. Double Framed. Air Trac ...
Updated: Monday, June 29, 2026 08:19 AM
Location: Hutchins, Texas
Seller: Forge Truck Centers
Mileage: 946,000 mi
Engine Manufacturer: DETROIT
Horsepower: 500 HP
Transmission: Manual
Number of Speeds: 18 Spd
Suspension: 4 Bag Air Ride
Description: Explore this 1999 Peterbilt 378 for your operation. This used day cab truck is powered by a Detroit Series 60 12.7 DDEC III diesel engine producing...
Updated: Monday, July 06, 2026 08:11 AM
Location: Kearney, Nebraska
Seller: #2 HAULING TRUCK SALES & SERVICE
Mileage: 72,140 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 300 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 10 Spd
Description:
Updated: Monday, July 06, 2026 11:26 AM
Location: Cleveland, Ohio
Seller: Shane's Equipment Sales, LLC.
Mileage: 761,463 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 400 HP
Transmission: Manual
Number of Speeds: 13 Spd
Suspension: Air Ride
Description: 1999 Peterbilt 378 Daycab
Caterpillar C13 diesel motor @ 400hp
Motor has been rebuilt
13 spd transmission
Diff lock
Engine brake
Mileage sh...
Updated: Wednesday, May 27, 2026 11:42 AM
Location: Broken Arrow, Oklahoma
Seller: iConnect Equipment
Mileage: 455,000 mi
Engine Manufacturer: CATERPILLAR
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 13 Spd
Suspension: Air Ride
Ratio: 3.90
Description: Clean 99 Peterbilt, 475HP C15 Cat, only 113K miles on rebuild. 13 speed, Jake ,new dual exhaust, dual SS air cleaners, full lockers, headache rack....
Updated: Monday, July 06, 2026 02:52 PM
Location: Salem, Wisconsin
Seller: Miles Truck Inc
Mileage: 526,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 18 Spd
Suspension: Air Trac
VIN: 1XPFPBTX1WD463405
Description: 1998 Peterbilt 378. CAT 3406E. 18 Speed Transmission. 44,000LB Rears. 20,000LB Air Lift Axle. 22,000LB Steer Axle. Only 526,000 Original Miles. Dou...
Updated: Monday, June 29, 2026 08:19 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage: 509,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 8LL
Suspension: Air Trac
VIN: 1XPFPBEX3WN473215
Description: 1998 Peterbilt 378. CAT 3406E. 44,000LB Rears. 22,500LB Air Lift Axle. Only 509,000 Original Miles. Double Framed. Air Trac Suspension. Loaded Inte...
Updated: Monday, June 29, 2026 08:19 AM
Location: Hutchins, Texas
Seller: Forge Truck Centers
Mileage: 862,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 8LL
Suspension: Air Trac
VIN: 1XPFDU9X2WN442603
Description: 1998 Peterbilt 378. CAT C12. 8LL Transmission. Only 862,000 Original Miles. 40,000LB Rears. Air Trac Suspension. Wet Kit. Loaded Interior. Gauge Pa...
Updated: Monday, June 29, 2026 08:19 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage: 475,000 mi
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 15 Spd
Suspension: Air Trac
VIN: 1XPFDT9XXWN442133
Description: 1998 Peterbilt 378. CAT C10. 15 Speed Transmission. 40,000LB Full Locking Rears. 475,000 Original Miles. Air Trac Suspension. Wet Kit. Loaded Inter...
Updated: Monday, June 29, 2026 08:19 AM
Location: New Lenox, Illinois
Seller: Forge Truck Centers
Mileage Since Overhaul: 124,274 mi
Mileage: 200,000 mi
Engine Manufacturer: DETROIT
Horsepower: 475 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Description: 1998 PETERBILT 378 **HEAVY SPEC W/ ENGINE SWAP**
DETROIT 60 SERIES - 12.7 L
200,000 MILES ON NEWLY INSTALLED ENGINE (invoice attached in Service ...
Updated: Thursday, June 18, 2026 03:49 PM
Location: Niagara Falls, New York
Seller: Truck and Car
Mileage: 1,392,687 mi
Engine Manufacturer: DETROIT
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 13 Spd
Suspension: Air Leaf
Description: VIN 1XPFDR9X0WN451538 - Miles 1392687, Detroit 60 Series, 13 Speed, GVWR 48000, 12000 FA, 36000 RA, 63" Sleeper, 22.5 Rubber, Hauled a load in from...
Updated: Tuesday, July 07, 2026 07:47 AM
Location: Finger, Tennessee
Seller: Clayton Farms & Equipment
Mileage: 203,023 mi
Number of Rear Axles: Tri
Engine Manufacturer: CATERPILLAR
Transmission: Manual
Number of Speeds: 18 Spd
Suspension: Spring
Description: 1997 PETERBILT 378 TRI/A DUMP TRUCK
VIN: 1NPFLB9X8VN419374
METER READS: 203,023 MI
15' STEEL BOX
CAT 3406 ENGINE
215" W/B
14,400 FRONTS
...
Updated: Thursday, June 18, 2026 03:37 PM
Location: Arlington, Washington
Seller: Springbrook Nursery
Engine Manufacturer: CATERPILLAR
Horsepower: 475 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 18 Spd
Suspension: Pete Low Air Leaf
Description: Dbl. Frame, Full Locking Main Diff. michigan special. truck weighs 19,780
Updated: Monday, July 06, 2026 11:39 AM
Location: Galva, Illinois
Seller: APPELL EQUIPMENT SALES
Mileage Since Overhaul: 64,583 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 430 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 9LL
Description: Dual Line Wet Kit. Reman engine installed Appro. 64500 miles ago.
Updated: Monday, July 06, 2026 11:39 AM
Location: Galva, Illinois
Seller: APPELL EQUIPMENT SALES
Mileage: 464,550 mi
Engine Manufacturer: CUMMINS
Horsepower: 450 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: 18 Spd
Description: DELIVERY AVAILABLE
Updated: Friday, June 19, 2026 08:17 AM
Location: Dagmar, Montana
Seller: Landis Truck & Equipment
Mileage: 936,845 mi
Engine Manufacturer: CATERPILLAR
Horsepower: 460 HP
Transmission: Manual
Transmission Manufacturer: EATON-FULLER
Number of Speeds: Super 10 Spd
Description: Just came off the road For details call and ask for Christians cell number
Updated: Monday, July 06, 2026 11:39 AM
Location: Galva, Illinois
Seller: APPELL EQUIPMENT SALES
