When Efficiency Meets Comfort! The 2026 Peterbilt Model 579 UltraLoft is engineered with advanced aerodynamics and sleek styling, offering exceptional performance and fuel efficiency for budget-savvy operators. Powered by a robust 500 HP Cummins X15 engine and equipped with an Eaton automated Endurant 12-speed transmission, this truck ensures smooth handling, reduced driver fatigue, and unmatched reliability on the road. Key Features: • 7" Infotainment Display: Apple Carplay • 80" Double Bunk UltraLoft Platinum Interior Sleeper: Ideal for long hauls, complete with a refrigerator, tons of storage, sleeper walkthrough Curtain, and a work station • Peterbilt Flex Air Suspension: For a smoother, more stable ride • FlowBelow: Mudflap Hangers and Tandem Rear Axle Aero Fairings • Comfort-First Cab: Spacious and quiet with dual high-back seats, power windows and locks, and a fully adjustable multi-function steering wheel With flexible financing options and delivery available, now’s the time to add this versatile powerhouse to your fleet. Contact us or visit any Rush Truck Center location today! Price does not include state and local taxes; tags; registration or title fees; dealer-imposed fees, including document preparation, processing or servicing fees, or any optional equipment or upfitting work selected by buyer. Valid while supplies last. Images shown may not reflect actual vehicle. Braketype: AIR CabToAxleLength: 168 CabToEndOfFrameLength: 224 GrossCombinedWeight: 80000