On Highway Trucks

Peterbilt’s new on highway trucks bring innovation, fuel efficiency, long-term value and uncompromised performance. Every truck is designed to maximize profitability, driver comfort and safety.
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400 - 600 hp
Peterbilt 389
The Model 389 embodies Peterbilt heritage and merges it with a proven design to create a legendary classic. 
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310 - 600 hp
Peterbilt 579
With the 579, the combination of aerodynamic innovation and powertrain optimization delivers confidence and efficiency. 

A New Era of Class Has Arrived

Designed with purpose and be driven with passion, the New Model 579 has arrived setting the standard for technology, fuel efficiency and driver comfort. Enhanced Aerodynamics and cutting-edge technology come together with distinctive exterior design and a revamped interior to improve your bottom line.

MEET PETERBILT'S MODEL 579 ULTRALOFT

The new Peterbilt 579 UltraLoft gives drivers the largest upper and lower bunk mattresses, best-in-class headroom in both bunks and class-leading creature comforts with space to accommodate the industry’s largest microwave and enough room to fit a 32 inch flat screen TV.