This used sleeper is a 2023 Peterbilt 579 80" Ultraloft Sleeper. It is very clean and has been through our Used Truck Inspection and will come with a fresh PM Service, DOT and our Exclusive 1 Month/10,000 Mile Engine, Transmisssion and Aftertreatment Warranty. Spec's Engine Model - Cummins X15HP 450 Wheelbase - 244 Front Axle - 13,000 Transmission - 12 spd Automated Rear Axle - 40,000 Cab Configuration - 80" Ultraloft Rear Axle Ratio - 2.79 Trim Level - Premier - Alpine Gray Rear Suspension - LOW AIR LEAF Paint Color - Blue Tires Front | Rear LP 22.5 | LP 22.5 Miles - 593k miles