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About the Peterbilt 378
The Peterbilt 378 is a heavy-duty Class 8 conventional truck built for demanding haulage and vocational jobs. Celebrated for its rugged construction, flexible configurations and driver-focused ergonomics, it’s a popular choice for fleets and owner-operators needing dependable long-haul performance.
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1988 Peterbilt 378 Flatbed Truck
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 98,601 mi
20' flatbed legnth At Rollerena Auto Sales our customers can count on quality used commercial trucks, cargo vans, suvs, and just about anything else at great prices with no pressure from our knowledgeable sales s...
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1996 Peterbilt 378 Day Cab Truck
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
-- Specifications & Features -- Year: 1996. Make: Peterbilt. Model: 378. VIN: 1XPFD99X2TN401395. Engine: Cummins M11 Series. Meter Reads: na. Transmission: Eaton Fuller manual 10 speed. GVWR: 50,000 lbs. Front Ax...
Virginia, USAVisit Auction Website 
2003 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 498,635 mi
Mileage: 498,635 mi | Horsepower: 380 HP | Engine model: C12 | Fuel type: Diesel | Engine brake: Yes | Transmission: Manual | Transmission manufacturer: EATON-FULLER | Number of speeds: 8LL | Suspension: Chalmer...

2003 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 509,106 mi
Double framed, full locking rears. Mileage: 509,106 mi | Horsepower: 380 HP | Engine model: C12 | Fuel type: Diesel | Engine brake: Yes | Exhaust type: Dual | Transmission: Manual | Transmission manufacturer: EAT...
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2000 Peterbilt 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
2000 Peterbilt 378 grapple crane truck Engine Cummins N14 Engine brake Transmission Eaton Fuller Manual Chassis PTO Interior AC, Heat Heated mirrors Cruise control Features Bed Crane Serco 8500 Telescopic Knuckle...

1998 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 1,396,000 mi
1998 Peterbilt 378, 1,400,000 miles, 10 speed, tires and brakes almost new, M11 Cummins engine, really nice.
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1999 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 76,219 mi
1999 PETERBILT 378 Day Cab, **Low Miles**, 6X4, wet kit, Caterpillar C12/C13, 400 h.p.10 spd transmission, spring suspension, differential lock, sliding fifth wheel, double frame, 76,219 miles, chassis weight 17,...
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1993 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 732,994 mi
GOOD OLDER TRUCK, RUNS GREAT! DUMP VALVE, DIFFERENTIAL LOCK!
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2006 Peterbilt 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
2006 Peterbilt 378 semi truck Engine Cummins ISX 450 Transmission Eaton Fuller UltraShift Automated manual Chassis Dump valves Interior AC, Heat Heated mirrors Cruise control Air ride cab Features Tires Notes Win...
2004 Peterbilt 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
🚛 2004 Peterbilt 378 – Heavy-Duty Power, Classic Long-Nose Design 💪 CAT Power | Manual Transmission | Built to Haul The 2004 Peterbilt 378 is a true workhorse with a reputation for durability, driver comfort, and...
London, KY- Trusted Seller

1994 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 662,249 mi
GOOD TRUCK, RUNS EXCELLENT, AIR SEAT, LOTS OF STORAGE, CLEAN CAB, AIR COMPRESSOR, HOSE REELS!
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2005 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 105,683 mi
Mileage: 105,683 Miles | Engine: Cummins ISX15 485HP | Transmission: Eaton 18 Spd | Axles: Tandem | Suspension: Air Trac | Sleeper size: 36"
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2006 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 99,759 mi
Mileage: 99,759 Miles | Engine: Cummins ISX15 485HP | Transmission: Eaton-Fuller RTLO18918B 18 Spd | Axles: Tandem, 12,000 F, 46,000 R | Suspension: Air Trac | Wheel base: 230" | Exhaust: Dual Chrome | Breathers...
Dallas, TX - Trusted Seller

2005 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
Cummins C15 @ 435h.p., 13 spd. trans., full lockers, sliding 5th wheel, 198" w.b., 3 line wet kit, 12kfront/ 36krear, Peterbilt air ride, air ride cab, jake/cruise/ac, 1/4 fenders, 11R22.5 rubber, block heater, b...
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2007 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Gross weight: 26,308,357 kg
Cat C15 @ 475 hp., 18 spd., air ride, 20k/46k axles with air up/down steerable pusher, dbl. frame, 25' load area with cribs, Hood 8000 extend a boom with continuous rotation butt grapple, full lockers, jake/cruis...

