2021 GMC Sierra 1500

The 2021 GMC Sierra 1500 features a bold and stylish design that makes it stand out from the crowd. It's available in base, SLE, Elevation, SLT, the rugged AT4, and luxurious Denali trim levels. Choose from a regular cab with a 98.2-inch long bed, a double cab with a 79.4-inch standard bed, or a spacious crew cab with a standard or 69.9-inch short bed.

With the base trim, you get LED headlamps, distinctive C-shaped LED daytime running lights, chrome bumpers, 17-inch steel wheels, cab-mounted cargo lights, a corner step rear bumper, and LED tail lamps. The SLE offers alloy wheels, color-keyed door handles, heated mirrors, an EZ Lift tailgate, and LED cargo box lighting.

Elevation models add LED fog lamps, 20-inch wheels, and color-keyed bumpers. The SLT trim features chrome accents, 18-inch wheels, power-folding auto-dimming mirrors, and the six-function MultiPro tailgate. The off-road-focused AT4 gets a 2-inch suspension lift, 18-inch wheels with all-terrain tires, and a spray-on bed liner. Stepping up to the Denali gets you 20-inch wheels, a power-sliding rear windshield, and side steps.

The base model features a 4.3-liter V-6 engine that produces 285 horsepower and 305 pound-feet of torque through a six-speed automatic transmission. Under the SLE's hood is a 2.7-liter turbocharged four-cylinder engine generating 310 horsepower and 348 pound-feet of torque via an eight-speed automatic.

SLT models and higher get a 5.3-liter V-8 that delivers 355 horsepower and 383 pound-feet of torque. Some models can be equipped with a 6.2-liter V-8 or a 3.0-liter inline-six turbo diesel, each matched with a 10-speed automatic transmission.

Opting for the base model gets you air conditioning, a 3.5-inch driver information display, and an infotainment system with a 7-inch touch screen, smartphone capability, Bluetooth, and a six-speaker audio system. SLE models add a power driver's seat, heated front seats and steering wheel, cruise control, a 4.2-inch driver information display, dual-zone automatic climate control, and a Wi-Fi hot spot.

The SLT trim offers driver memory functions, a power passenger seat, two 120-volt power outlets, and an 8-inch touch screen with voice activation. The top-of-the-range Denali features ventilated front seats, heated rear seats, an 8-inch driver information display, navigation, and a Bose audio system.

The Sierra's standard driver assistance technology includes electronic stability control, traction control, a rear-seat reminder, a tire pressure monitoring system, and a rearview camera.

Available safety features include a following distance indicator, forward collision warning, front pedestrian braking, lane change warning, side blind zone warning, lane keep assist, lane departure alert, and rear cross-traffic warning. The available ProGrade Trailering System offers technologies to help streamline trailer hitching and towing.