Restyled and remodeled

Peterbilt 579 boasts a large digital dash, increased fuel efficiency.

June 2021

Tom Berg


The model number’s the same, but the Peterbilt 579 highway tractor has smoother aerodynamics for i
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Tom Berg worked his way through college by driving trucks. Since 1978, he’s been writing about trucks and trucking. He holds a Class A commercial driver’s license and drives trucks as part of story research. While semi-retired, Berg still writes about semis as a contributing editor at Land Line.