
Meet the 2021 GMC Sierra 1500 AT4, a workhorse built for those who demand capability and refinement in equal measure.
- EcoTec3 6.2L V8 with Dynamic Fuel Management operating in up to 17 different patterns
- 420 hp and 460 lb-ft of torque for commanding power delivery
- 10-Speed Automatic transmission with 4WD
- Preferred Equipment Group 4SB
- Trailering Package with ProGrade Trailering System and Integrated Trailer Brake Controller
- Spray-On Pickup Bed Liner with AT4 Logo
- Auto-Locking Rear Differential with Hill Descent Control
- Heated and Ventilated Perforated Leather Front Seats
- 120-Volt Bed Mounted Power Outlet and Auxiliary Power
- Remote Vehicle Starter System with Keyless Open & Start
- HD Rear Vision Camera with Hitch Guidance and Hitch View
- Premium GMC Infotainment System with SiriusXM 360L
- Apple CarPlay and Android Auto Integration
- Goodyear Wrangler DuraTrac LT275/65R18C Tires
This Sierra AT4 commands attention with its Dark Sky Metallic finish and purposeful stance. The cabin welcomes you with perforated leather seating, heated and ventilated front seats, and a heated steering wheel comfort features that matter during both work days and everyday drives. The 10-way power driver seat with lumbar support ensures you find your ideal driving position every time you settle in.
The EcoTec3 6.2L V8 engine represents intelligent power engineering. Its Dynamic Fuel Management system seamlessly adjusts between 2 and 8 cylinders depending on demand, optimizing both power delivery and efficiency. With 420 horsepower and 460 lb-ft of torque, this truck handles heavy loads and towing demands with authority. The 10-speed automatic transmission provides smooth acceleration and responsive performance across all driving conditions.
Capability defines the AT4 package, and this truck proves it. The auto-locking rear differential works with Hill Descent Control to handle challenging terrain with confidence. The Trailering Package includes the integrated trailer brake controller, red recovery hooks, and hitch guidance with integrated hitch view camera making towing safer and more manageable. The spray-on bed liner protects your investment while displaying that distinctive AT4 logo.
Technology and convenience features round out the ownership experience. Dual-zone automatic climate control maintains comfort for driver and passenger independently. The premium GMC Infotainment System supports Apple CarPlay and Android Auto, keeping you connected during every journey. SiriusXM 360L satellite radio, multiple USB charging ports, a 120-volt bed-mounted power outlet, and a 4G LTE Wi-Fi hotspot capability ensure you stay productive and entertained whether you're working or traveling.
WON'T LAST LONG

