Get the walk-around details on Peterbilt's Model 579 before striking out on the open road for a test drive in the most aerodynamic and fuel-efficient Peterbilt model ever built.

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 ...

Peterbilt Product Marketing Manager Jacob White told HDT in a special preview of the truck ahead of the announcement that the New Model 579 is a major evolution of the Model 579, with improvements ...

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 ...

On the power side, the refreshed 579 gets an MX-13 engine that's 2% more fuel efficient than it's predecessor, while the MX-11 will see a 2.5% bump. Overall, the rig boasts a 7% fuel economy ...

Business Peterbilt’s 58-inch sleeper option for 579, 567 in production CCJ Staff (CCJ) Dec 3, 2015 Updated Dec 4, 2015 ...

Peterbilt is now offering LED headlights as an option on its medium-duty line. They offer greater light output, improved range and increased beam spread for better visibility on roads and jobsites, ...