DENTON, Texas--(BUSINESS WIRE)--Peterbilt has announced enhancements to the Model 579 EPIQ package that deliver an eight percent fuel economy improvement for the 2018 model year. Peterbilt’s Model 579 ...

Peterbilt has made changes to the Model 579 Epiq package that it says deliver an 8% fuel economy improvement for the 2018 model year. For the 2018 model year, Peterbilt’s Model 579 Epiq is available ...

Peterbilt Motors Company announced Tuesday its availability of a new lightweight engine designed for endurance, quieter performance and fuel efficiency. The PACCAR MX-11 engine is available on the ...

This Peterbilt 579 is powered by the Cummins X15N natural gas engine – Cummins' latest, greatest and biggest natural gas engine. Peterbilt has fully integrated the X15N with its Model 579 powertrain ...

Peterbilt Motors Company recently delivered a Peterbilt Model 579 equipped with the 250,000th PACCAR MX engine produced for North America to longtime customer TCW. Built at the 450,000-square-foot ...

Multiple motor carriers have lined up to participate in a test of a single Peterbilt tractor powered by a Cummins engine fueled by renewable natural gas. The program is being operated by alternative ...

Peterbilt announced the new MX-13 is available for order in its Models 579, 567, and 589 trucks. Kenworth announced that the new CARB-compliant engine is now available to order on its T680, T880, and ...

Our colleague at sister fleet publication CCJ, Chief Editor Jason Cannon, recently took Peterbilt's retooled Model 579 around North-Central Texas for a test-drive. The black-and-chrome EPIQ was as ...

Peterbilt 579 Class 8 truck has been updated and includes a day cab version. The heavy truck pairs either a 2021 Paccar MX-13 or MX-11 engine with a Paccar transmission. A redesigned Peterbilt truck ...

Greg Dam, a 35-year veteran of Yellow, drove one of the first of the company's new Model 579s off the Peterbilt assembly line. Yellow Corp. is refreshing its fleet with an order of 1,222 Peterbilt ...

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 ...

Maxwell's field-proven ESM gives truck operators assurance their engines will start reliably, especially for operations with multiple starts and stops per day or that use the lift gate or other ...