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 Motors Co. designed its new Model 579 Ultraloft integrated sleeper on-highway truck to top the industry in interior space and convenience. When given a choice between a room with a king or ...

Peterbilt has delivered the keys to the first owner of a new Model 579 UltraLoft after announcing the model earlier this year. Purchased for Oklahoma City-based Freymiller Trucking, the UltraLoft ...

The 579 series is Peterbilt’s most technologically advanced and fuel-efficient semi-truck ever. Their words, not ours. It was developed following direct input from drivers, techs and maintenance ...

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 ...

Peterbilt Motors Company has recently introduced the new Model 579 UltraLoft. The truck offers drivers an integral cab and sleeper design for Peterbilt’s on-highway Model 579 that provides the ...

This 2020 Peterbilt 579 semi-truck features an Ultraloft sleeper with a double bunk, plus 500,460 miles on its Paccar MX-13 inline-six turbodiesel engine. It’s currently up for grabs and the price is ...

Peterbilt Motors Company on Monday delivered the keys to the first production model of its Model 579 UltraLoft to David Freymiller, president and CEO of Oklahoma City-based Freymiller Trucking.

Peterbilt Motors Co. announced it has begun production of its Model 579 UltraLoft with a high-roof, integral cab-and-sleeper design for its flagship on-highway model. The Model 579 UltraLoft was ...

Landstar owner-operator Rosemberg Villarreal, of Grand Prairie, Texas, got his birthday wish this month when he was selected by the company as the winner of a new 2019 Peterbilt 579 UltraLoft giveaway ...

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 ...