New 2027 Peterbilt 579 Sleeper

This 2027 Peterbilt 579 UltraLoft is built for premium long-haul comfort and dependable highway performance, featuring an 80" UltraLoft sleeper with a Premier Interior in Sterling Gray and a spacious double bunk setup with ladder access. Powered by a Cummins X15 Efficiency Series engine rated at 500 HP and paired with an Eaton 13-speed manual transmission, this truck gives drivers strong pulling power, proven reliability, and the control many operators prefer. It rides on a 13,200 lb front axle with 40,000 lb rear tandems, low air leaf suspension, and 3.55 rear gearing for stable highway performance. Full air disc brakes provide confident stopping power, while predictive cruise control and the EPIQ Aero package help support fuel-efficient operation. The 24" air slide fifth wheel adds flexibility for a wide range of trailer applications. Dual aluminum fuel tanks, including a 135 gallon right-side tank and 120 gallon left-side tank, provide excellent range between fuel stops. Inside, drivers will appreciate Ultraleather seating, refrigerator, fuel-fired sleeper heater, premium mattresses, SmartSound insulation package, 7" infotainment display with Apple CarPlay, premium speaker system with subwoofer, inverter with shore power, TV provisions, and a 15" digital display cluster. With painted aero fairings and bright exterior accents, this UltraLoft has a clean, modern look. With flexible financing options and delivery available, now’s the time to add this versatile powerhouse to your fleet. Contact us or visit any Allstate Peterbilt location today!