Focus On Driving Peterbilt’s 579 EPIQ UltraLoft July 23, 2019 Equipment editor Jim Park discovers first hand why the 579 is such a popular truck: it’s smooth and quiet, solidly build, has cutting-edge aero features and driver amenities, and…
On the Spot with Peterbilt’s 579 UltraLoft March 5, 2018 Peterbilt Ultraloft SCOTTSDALE, Ariz. – Peterbilt has unveiled a new 80-inch integral sleeper known as the UltraLoft, adding an array of features to the Model 579 that improve…
Peterbilt Expands 579 Line August 1, 2014 New mid-length tractor comes as daycab or with detachable sleepers, including huge 80-in. model
