2018 PETERBILT, 579, Heavy Duty Trucks - Sleeper Trucks, CUMMINS X15, AMT, 2018 Peterbilt 579 Ultraloft Fleet Maintained Peterbilt! 450HP Cummins X15 Engine, 13 Speed Eaton Fuller Manual Transmission, Mid Roof Sleeper! This truck has 747k Miles. This truck has also been serviced and DOT Inspected. Call, text or message Tony at (6.1.6.) - 4.3.8. - 2.5.2.9, 450 Horse Power, Air Ride Suspension, Wheels, Wheel Base, , Axle, Ratio, Raised Roof Sleeper, VIN