This 2021 GMC Sierra 1500 AT4 represents a capable and well-equipped truck ready for work, recreation, and daily driving. With its commanding presence and thoughtfully designed features, this Sierra delivers the functionality and comfort you need in a full-size pickup.- Power Sunroof- Technology Package with HD Surround Vision and Rear Camera Mirror- 6.2L EcoTec3 V8 Engine with 420 hp and 460 lb-ft of torque- 20 Machined Aluminum Wheels with Carbon Grey Metallic Accents- AT4 Premium Package with all-terrain capabilities- Driver Alert Package II with Automatic Emergency Braking and Lane Keep Assist- Multicolor 15 Head-Up Display- Premium Bose 7-Speaker Sound System- GMC Infotainment System with Apple CarPlay and Android Auto- Heated and Ventilated Front Seats- ProGrade Trailering System with Integrated Trailer Brake Controller- Spray-On Pickup Bed Liner with AT4 Logo- Remote Vehicle Starter System- Wireless Charging- Ultrasonic Front and Rear Park AssistThe Sierra's EcoTec3 6.2L V8 engine delivers strong performance with Dynamic Fuel Management technology that adjusts cylinder operation for optimal efficiency. Paired with a 10-speed automatic transmission and 4WD, this truck handles various driving conditions with confidence. The AT4 trim adds off-road-focused features including an off-road suspension, all-terrain tires, and high clearance step, making it ready for adventure beyond the pavement.Inside, the cab prioritizes comfort and connectivity. The premium Bose audio system and GMC Infotainment setup with navigation keep you entertained and informed. The power sunroof brings natural light and airiness to the cabin. Heated and ventilated front seats adjust to your preferences, while the heated steering wheel provides comfort on cold mornings. Wireless charging and multiple USB ports ensure your devices stay powered throughout your journey.Safety and visibility are enhanced through comprehensive technology. The Technology Package includes HD Surround Vision, a rear camera mirror, bed view camera, and the advanced head-up display that projects critical information onto the windshield. Driver Alert Package II adds forward collision alert, lane keep assist, automatic emergency braking, and front pedestrian braking. Additional features like IntelliBeam adaptive high beams, adaptive cruise control, and ultrasonic park assist contribute to confident driving in various situations.The truck bed includes a spray-on liner with the AT4 logo, multiple tie-downs, and LED cargo lighting for practical functionality. The ProGrade Trailering System with integrated trailer brake controller, hitch guidance, and trailer view cameras makes towing straightforward. Power sliding rear window and power door mirrors add convenience to your workflow.Built for those who demand capability with refinement, this Sierra 1500 AT4 combines truck utility with modern amenities. Its strong engine, advanced safety technologies, and premium interior features create a truck that performs as well as it looks. We invite you to visit our showroom to experience this Sierra firsthand and discuss how it fits your needs.