"Embrace the rugged capability of the 2021 GMC Sierra 1500 AT4. This exceptional pickup is built to conquer any adventure, seamlessly blending power, technology, and refined style. - 4WD - BALANCE OF FACTORY WARRANTY - FAST AND EASY FINANCING - LOCAL TRADE - THE NEW PRICE OUTLET Equipped with a potent 3.0L I6 Duramax Diesel engine and 10-speed automatic transmission, this Sierra 1500 AT4 delivers impressive performance and efficiency, with an EPA-estimated 22 city/26 highway MPG. The AT4 trim level sets this Sierra apart, with a host of premium features: - Engine Block Heater - 20"" Machined Aluminum Wheels with Carbon Grey Metallic Accents - Trailer Tire Pressure Monitor Sensors - Preferred Equipment Group 4SB - Trailering Package Inside, you'll find an abundance of advanced technology and creature comforts, including: - Steering Wheel Audio Controls - Rear Window Defogger - Rear Auxiliary Power Outlet - Bed-Mounted Power Outlet - Instrument Panel Power Outlet - Power Front Windows - Remote Vehicle Starter - Auto-Locking Rear Differential - Tilt-Telescoping Steering Column - 170-Amp Alternator - Spray-On Bed Liner with AT4 Logo - 2 USB Ports - 4.2"" Driver Information Center - 4G LTE Wi-Fi Hotspot Capable - Heated/Ventilated Front Seats - Keyless Open and Start - Integrated Trailer Brake Controller This 2021 GMC Sierra 1500 AT4 is the perfect blend of capability, technology, and refinement. Schedule a test drive today and experience the power of the Sierra AT4."