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’s UltraLoft 80-inch sleeper configuration for the Model 579 tractor fills a gap in the company’s truck catalog for fleets in search of a premium sleeper that maximizes space. Pete’s ...

Peterbilt Motors Company introduced Thursday the UltraLoft, a new 80-inch sleeper configuration for its Model 579 tractor that brings an integral cab design to the product range to enhance ergonomics ...

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'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 ...

Peterbilt Motors Company introduced the UltraLoft, a new 80-inch sleeper configuration for its Model 579 tractor that brings an integral cab design to the product range to enhance ergonomics and ...

Peterbilt's UltraLoft integrated sleeper is now available for the Model 567. The Model 567 can be spec’d for virtually any application, from vocational to on-highway and regional haul configurations.

Peterbilt has unveiled a new 80-inch integral sleeper known as the UltraLoft, adding an array of features to the Model 579 that improve comfort for team drivers and enhance aerodynamics in the process ...

SCOTTSDALE, Ariz. – A flat floor, more headroom, additional storage, and a more spacious living area are a few of the benefits drivers will enjoy with the new Peterbilt 579 UltraLoft sleeper. Fleet ...

Peterbilt Motors Company announces the availability of the Model 567 in an UltraLoft sleeper configuration. The Model 567 can be spec’d for virtually any application, from vocational to on-highway and ...

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 ...