
This 2021 GMC Sierra 1500 AT4 in white delivers capability and sophistication for drivers who demand both power and refinement in their truck.
- 6.2L EcoTec3 V8 engine with 420 hp and 460 lb-ft of torque
- Dynamic Fuel Management operating in up to 17 different patterns for optimized efficiency
- 20 machined aluminum wheels with carbon grey metallic accents
- Trailering Package with ProGrade Trailering System and integrated trailer brake controller
- Preferred Equipment Group 4SB
- Heated and ventilated front seats with perforated leather trim
- Keyless open and start with remote vehicle starter system
- Auto-locking rear differential with hill descent control
- 120-volt bed and instrument panel power outlets
- HD rear vision camera with hitch guidance and hitch view
- Spray-on pickup bed liner with AT4 logo
- 4G LTE Wi-Fi hotspot capable
- Premium GMC Infotainment System with multi-touch controls and SiriusXM 360L
- Apple CarPlay and Android Auto compatibility
The AT4 off-road suspension combines with hill descent control and an auto-locking rear differential to handle challenging terrain confidently. The truck's frame supports serious towing and hauling work with the integrated trailer brake controller and comprehensive trailering system, while the red recovery hooks and hitch guidance with hitch view make connections straightforward and secure.
Inside, you'll find heated and ventilated front bucket seats with perforated leather trim, providing comfort across varying weather conditions. Power-adjustable front seats with lumbar support accommodate different drivers, and the heated steering wheel adds another layer of comfort during cold months. The 4.2-inch color display driver information center keeps essential data visible at a glance.
Technology features ensure connectivity and convenience. The premium GMC Infotainment System with multi-touch controls integrates seamlessly with Apple CarPlay and Android Auto, while SiriusXM 360L delivers satellite radio. Multiple USB ports throughout the cabin including rear dual USB charging-only ports keep devices powered. The 4G LTE Wi-Fi hotspot capability extends connectivity beyond your smartphone, perfect for work or travel.
Practical storage and power management are integrated throughout. The console-mounted safe (dealer-installed) secures valuables, while the front and rear black molded splash guards and AT4 high-clearance step (both dealer-installed) provide enhanced protection and accessibility. A 120-volt bed-mounted power outlet and 120-volt instrument panel power outlet enable on-site tool use and convenience charging.
This Sierra 1500 AT4 comes equipped with a warranty and is ready for your test drive today.

