FOR SALE 2021 Peterbilt 579 Day Cab – PTO - Lease Maintained - Stock #1161766 This 2021 Peterbilt 579 Day Cab is a clean, well-spec’d on-highway tractor powered by a PACCAR MX engine rated at 455 HP, paired with a PACCAR 12-speed automated transmission for efficient, driver-friendly operation. Equipped with engine brake and designed for reliability, fuel efficiency, and lower total cost of ownership. The truck features a 117" BBC, 194" wheelbase, and a set-back front axle, delivering excellent maneuverability while maintaining highway stability. Rated at 52,500 GVWR, it rides on tandem rear axles with a 2.85 ratio and low air leaf rear suspension, making it ideal for regional and linehaul applications. Chassis is equipped with a Holland FWAL fifth wheel, single vertical exhaust, and power steering. Aluminum front wheels with 22.5 low-profile tires all around show 100% tread, giving this unit a strong ready-to-work profile. This day cab configuration offers a clean, professional interior layout with Peterbilt ergonomics, designed for driver comfort and ease of use. A solid, fleet-grade Peterbilt 579 that’s ideal for regional haul, terminal work, or dedicated routes. Odometer: 563,063 miles In-house Financing options available | Trades welcome Located Rush Truck Center Tulsa Contact us today availability