Allison 1000 6-Speed Automatic, 4WD, Jet Black Leather, 3.73 Rear Axle Ratio, 6-Speaker Audio System, Duramax Plus Package, Engine Block Heater, Gooseneck/5th Wheel Prep Package, HD Radio, Hill Descent Control, Leather Wrapped Heated Steering Wheel, LTZ Plus Package, Off-Road Suspension Package, Power Adjustable Pedals, Radio: Chevrolet Infotainment System w/Navigation, SiriusXM Radio. 2019 Chevrolet Silverado 3500HD LTZ Duramax 6.6L V8 Turbodiesel 4WD Our 7 Core Values *Honesty and Integrity *Individual Responsibility and Accountability *Dedication to Excellence *Cooperation and Communication *Our People *Ongoing Improvement *Being Good Community Citizens.