Dale Ziegler Jr. spent nine days with his father installing aftermarket accessories on his 2024 Peterbilt 579. The rig is powered by Paccar's MX-13 engine with a 12-speed automated manual transmission ...

This is the very first aerodynamic truck the Antonio & Sons small fleet ever purchased. Bought used in 2020, the 2016 Peterbilt 579 isn't super-flashy but bears the distinctive silver-and-black scheme ...

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 ...

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 ...

What more could a driver ask for than to be cruising across the high plains of New Mexico and west Texas at 70 mph with a good tail wind in a Peterbilt Model 579? Such was my task in May, when ...

DENTON, Texas — In the 75 years that Peterbilt has been building trucks, fuel economy has never been more important than it is today. So this is a big year for the truck maker, not only because it’s ...