Used Peterbilt 579 High-top Sleeper for sale. Features: Air Ride Cab, Disc Brakes, Espar Heater, Stainless Mudflap Brackets, Stainless Quarter Fenders, Hood Spot Mirrors, Painted Sun Visor with Lights, Power Locks and Windows, Tilt Steering Column, Leather Air Ride Seats, 2-bed Sleeper, Refrigerator, Aluminum Storage Box, Air Conditioning, Cruise Control, and remainder of 5 yr/600,000 mile engine and aftertreatment warranty. Coopersburg & Liberty Kenworth has new trucks, used trucks, trailers, and parts for sale. Locations: Coopersburg, PA (near Allentown), Swedesboro, NJ (near Philadelphia), and TRP 068 (Pottstown, PA).