About Product
2024 Peterbilt 579 – X15 Efficiency, 12-Speed AMT, 80″ Sleeper
Built for optimized performance and driver comfort, this 2024 Peterbilt 579 Sleeper features the fuel-efficient Cummins X15E engine pushing 450 horsepower, paired with a smooth-shifting 12-speed Eaton AMT transmission. With a low 2.64 axle ratio and aerodynamic design, it’s ideal for long-haul applications seeking reduced fuel costs and dependable operation.
The spacious 80″ raised roof sleeper ensures driver comfort on extended runs, while the Pete Low Air Leaf suspension provides a smooth, stable ride. Still under factory Cummins warranty until July 2025, this unit offers peace of mind and excellent value.
Top features include:
Cummins X15E – 450 HP
Eaton 12-Speed AMT (Automated Manual Transmission)
80″ Raised Roof Sleeper for maximum comfort
Full aluminum wheels with LP22.5 tires
Low 2.64 axle ratio – optimized for fuel efficiency
Pete Low Air Leaf suspension
GVWR: 52,000 lbs
240″ wheelbase
Air brake system
Finished in clean White paint