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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.

2007 PETERBILT 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 429,089 mi
Cat C13 Diesel Engine 470 hp, 29,380 Engine hrs, 429,098 miles (690,567 Km) Engine Brake, Eaton Fuller Manual Transmission, Differential Locker, 37648 kg GVWR, Air Ride Cab, Aluminum Wheels, 425/65R22.5 Front Tir...

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...

1998 Peterbilt 378
- Manufacturer: Peterbilt
- Model: 378
- Horsepower: 550 hp
- Mileage: 1,224,865 mi
1998 Peterbilt 378 Tandem Axle Dump Truck, Detroit 60 Series 500 Hp Motor, Eaton 9 Speed Manual Transmission, Spring Ride, 40K RA, 14K FA, 236'' WB, 3.90 RR, Drum Brakes, (10) Aluminum Wheels On 11R22.5 Drive Tir...

