2012 FREIGHTLINER CL12064ST Columbia Glider Kit, Series 60 12.7 Liter 500 H.P. Detroit Engine, Engine Brake, 10 Speed Transmission, 40,000 Lb. Rear Ends, Full Screw, 3.21 Ratio, Air Ride Suspension, Day Cab, Air Ride Cab, Air Conditioned, Cruise Control, Deep Chrome Bumper, Hydraulic Power Steering, Air Fairing, Exterior Visor, Stainless Steel Heated Power Mirrors, Premium Interior, Dual High Back Seats, Air Ride Driver`s Seat, Telescopic Tilt Wheel, Power Windows, Side Extenders, Single Stack, Aluminum Fuel Tank, Stainless Steel Quarter Fenders, Adjustable 5th, 176 Inch Wheel Base, 22.5 Low Profile Tires, Disc Wheels, Aluminum Disc Front & Outside Rear