Heavy Duty Trucking, April 2018
Introducing the Model 579 UltraLoft with a lightweight integral cab sleeper design that takes the Model 579 to new levels of driver comfort and performance The distinctive exterior features a bold sculpted roofl ine and aerodynamic enhancements for increased fuel economy The new interior offers best in class headroom bunk space and storage The standard PACCAR Powertrain including the PACCAR MX 13 engine and the advanced PACCAR Automated Transmission maximizes fuel effi ciency and drivability making the Model 579 UltraLoft the drivers truck of choice For more information stop by your nearest Peterbilt dealer or visit Peterbilt com CLASS PAYSB1056
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