Used Mack CXU613 Mid-roof 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, 1 Bunk, Chassis Fairing and Roof Fairing, Stainless Steel Bumper, Chrome Mirror Caps, Air Ride Driver's Seat, 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).