This 2021 GMC Sierra 1500 AT4 in white combines premium capability with thoughtful engineering, built to handle both daily driving and serious work demands.

- 3.0L Duramax I-6 Diesel Turbocharged engine with 277 hp and 460 lb-ft of torque
- 4WD with off-road suspension and hill descent control
- Technology Package with HD Surround Vision, rear camera mirror, and 15 multicolor head-up display
- Driver Alert Package II including adaptive cruise control, forward collision alert, and lane keep assist
- 20 machined aluminum wheels with carbon grey metallic accents
- Spray-on pickup bed liner with AT4 logo
- Heated and ventilated front seats with perforated leather trim
- Premium GMC Infotainment system with Apple CarPlay and Android Auto
- SiriusXM 360L satellite radio with 4G LTE Wi-Fi hotspot capability
- Automatic emergency braking, rear cross traffic alert, and ultrasonic park assist
- ProGrade Trailering System with integrated trailer brake controller and hitch guidance

The diesel engine delivers strong torque across a wide RPM range, making it well-suited for towing and hauling. The 10-speed automatic transmission provides smooth power delivery while maintaining fuel efficiency, with an EPA-estimated 22 city and 26 highway MPG. The AT4 suspension setup offers a commanding ride height and enhanced capability for light off-road scenarios, while still maintaining comfort on paved roads.

Inside, the cabin reflects Sierra's commitment to quality. Dual-zone automatic climate control, power-adjustable seats, and a heated steering wheel provide comfort in varied weather. The 8 digital driver information center and 15 head-up display keep critical information within your line of sight. Wireless charging, multiple USB ports, and both 120-volt and 12-volt power outlets ensure your devices stay charged throughout your day.

Safety technology rounds out the package with features like forward collision alert, automatic emergency braking, lane departure warning, and IntelliBeam headlights. The rear camera mirror and HD surround vision with trailer view cameras make maneuvering and reversing significantly easier. The integrated trailer brake controller removes guesswork from towing operations.

This Sierra AT4 represents a capable, well-equipped truck ready to support your lifestyle and work. We invite you to visit our showroom to experience it firsthand and discuss how it meets your specific needs.