Used Peterbilt 378 flat-top sleeper for sale. Features: Air Ride Cab, Full Locking Rears, Wet Kit, Painted Air Cleaner, Stainless Sun Visor, Stainless Hood-mounted Spot Mirrors, Stainless Quarter Fenders, Power Stainless Mirrors, Power Passenger Window, Tilt Steering Column, Leather Driver Seat, Rear and Side Sleeper Windows, Air Conditioning, Cruise Control, and more. 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).