LAS VEGAS — Peterbilt has added a day cab version of its aerodynamic, fuel efficient Model 579 Epiq day cab, aimed at fuel-conscious day-cab fleet customers in regional, tanker and bulk haul ...

Peterbilt announced the availability of the Model 579 EPIQ spec in a day cab configuration that the company says can provide up to a 14 percent improvement in fuel economy. In the spirit of the ...

Two of the most popular semi trucks on the market right now are the Kenworth T680 and the Peterbilt 579. What's the difference between these two?

Based on the success of the aerodynamic Model 579 EPIQ sleeper truck, Peterbilt has introduced the aerodynamic, fuel efficient Model 579 EPIQ day cab.

Equipment Editor Jim Park gets an extended test drive of Peterbilt's UltraLoft integrated sleeper and Model 579's latest fuel-saving specs.

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 ...

A new iPad app from Peterbilt will allow prospective buyers to design their own Model 579, Peterbilt announced recently. The Model 579 configurator app allows users to choose from a range of specs ...

The UltraLoft features a high roof integral cab and sleeper design for Peterbilt’s flagship on-highway Model 579 that aims to provide the ultimate level of driver comfort.

Peterbilt launched the Model 579 in 2012 as a wide-cab aerodynamic tractor – a direct replacement for the 587, even though the latter remained in production (it got replaced as the flagship truck).

The Peterbilt 579 EPIQ features full-length fairings for improved aerodynamics. But there’s still a place for APUs. The SmartAir system needs a good four hours of driving time to fully charge, so in ...

Peterbilt has unveiled a new configurator tool to its website, allowing visitors to build their own Model 579. The tool offers the chance to pick a color, select a sleeper, or go with a day cab ...