2020 PETERBILT, 579, Heavy Duty Trucks - Sleeper Trucks, PACCAR MX-13, Manual, 2020 Peterbilt 579 Here is a very nice and clean Peterbilt! Remaining 7 Year/700k miles major engine components warranty! 455 hp Paccar MX-13 Engine, 13 Speed Eaton Fuller transmission, mid roof sleeper! This truck has 558k miles. This truck has also been serviced and DOT inspected. Call, text or email Steven at (6.1.6.) 6.0.0. - 2.6.8.2, 455 Horse Power, Air Ride Suspension, Wheels, Wheel Base, , Axle, Ratio, Mid Roof Sleeper, VIN