Peterbilt's has taken the Model 579 to new heights with the UltraLoft, a new 80-inch integral sleeper that improves comfort for team drivers and enhances aerodynamics in the process. HDT's Deborah ...

The Peterbilt 579 featured in the video up top is powered by the Cummins X15N natural gas engine. It's the engine maker's latest and greatest natural gas engine and just one of three engines in the ...

Following a tour of Paccar’s highly modern diesel engine manufacturing plant outside of Columbus, Miss., I was given a chance to take the latest version of Peterbilt’s flagship highway hauler, the ...

Our colleague at sister fleet publication CCJ, Chief Editor Jason Cannon, recently took Peterbilt's retooled Model 579 around North-Central Texas for a test-drive. The black-and-chrome EPIQ was as ...

As far as modern-day, aero-focused semi-truck designs go, the Peterbilt 579 stands out as one of the best-looking ones. I much prefer the look of a traditional semi, like the 389, but if I had to ...

David Freymiller, president and CEO of Freymiller Trucking, was the first customer to receive the new Peterbilt 579 UltraLoft tractor. Peterbilt Motors Company delivered the keys to the first ...

Peterbilt Motor Co. plans to make the Bendix Wingman Advanced collision mitigation safety system a standard feature on its Model 579 highway tractor starting July 1. April 24, 2017 2 min read ...

Peterbilt Motors Co. has unveiled a restyled version of its Model 579 flagship on-highway truck that offers a 7% fuel economy improvement compared with the truck it replaces, which was launched in ...

Designed with long-haul efficiency and driver comfort first, the Kenworth T680 and Peterbilt 579 are some of the most popular semi-trucks on the highway, both with legendary reputations. Although ...

Peterbilt Motors Co. announced that a California-compliant version of the Paccar MX-13 diesel engine is now available in its Model 579, Model 567 and Model 589 trucks. The engine is compliant with ...

DENTON, Texas--(BUSINESS WIRE)--Peterbilt has announced enhancements to the Model 579 EPIQ package that deliver an eight percent fuel economy improvement for the 2018 model year. Peterbilt’s Model 579 ...