2027 Peterbilt 589 HEAVY HAUL Sleeper - Cummins X15 605V/2050 Torque, 18-Speed, 20k Steer Axle, 20k Steerable Lift Axle, 46k Drive Axles, Double-Locking Differentials, Full Double-Frame. Zinc Coated Frame Rails, Holland FW70 Fifth Wheel, 72" Slider, Air Disc Brakes, Air Trac Rear Suspension, 4.10 Ratio, Dual Exhaust, Dual Premium 15" Air Cleaners, 37.4 CFM Air Compressor, All Aluminum Wheels, 90/135 Gallon Polished Fuel Tanks, Heavy Duty Bumper Tow Eye, 72" High Roof Sleeper, Platinum Interior Package, Factory Installed Polished Rocker Panels, Fridge, Espar Bunk Heater, 1800 Watt Inverter, Full Gauges, Sears Atlas 80 Leather Seats, Bullet Marker Lights.