Used Mack CXU613 High-top Sleeper for sale. Features: Single Vertical Exhaust, Aluminum Differentials, Power Windows and Locks, Tilt Steering Column, Hood-mounted Spot Mirrors, Idle-Free Diesel Powered APU with HVAC and Power Inverter, 2 Bunks, Upper bunk folds upward, Chassis Fairing and Roof Fairing, Aero Bumper, Chrome Mirror Caps, Dual Air Ride Seats, and more. Hundreds of new and used trucks, trailers, and parts for sale at Coopersburg & Liberty Kenworth. Three convenient locations: Coopersburg, PA (near Allentown), Swedesboro, NJ (near Philadelphia), and TRP Parts (Pottstown, PA).