2019 Peterbilt 579 Single Axle Tractor – Fully Serviced & Ready to Roll! This 2019 Peterbilt 579 is a clean, well-maintained single axle tractor built for efficiency and reliability. Powered by a Paccar MX-13 engine rated at 485 horsepower and paired with a 13-speed automated transmission, it delivers the performance you need for regional or vocational work. Equipped with Neway air ride suspension for a smooth ride, this truck also features all-new tires, all-wheel disc brakes, Bendix Wingman Advanced collision mitigation system, and an air slide 5th wheel for added versatility. Fleet maintained by Rush Truck Leasing with service records available, this unit has just received a fresh PM service, DPF cleaning, and DOT inspection—so it’s truly work-ready from day one. Flexible warranty and financing options are available to support your operation. Don’t miss out—this truck is ready to go to work. Call Rush Truck Center of Denver today!