
Meet the 2021 GMC Sierra 1500 AT4, a capable pickup designed for buyers who demand both performance and refined comfort in their work truck.
- Power sunroof
- EcoTec3 6.2L V8 engine with 420 horsepower and 460 lb-ft of torque
- 20" machined aluminum wheels with carbon grey accents
- Premium GMC Infotainment System with 8" navigation display
- Bose Premium Audio System with seven speakers
- Wireless charging pad
- Heated and ventilated front seats with perforated leather trim
- Universal Home Remote
- Rear sliding power window
- ProGrade Trailering System with integrated trailer brake controller
- Spray-on pickup bed liner with AT4 logo
- All-terrain 4WD capability with hill descent control
- Auto-locking rear differential
- Off-road suspension
This Sierra 1500 AT4 combines serious truck capability with daily-driver comfort. The 6.2L V8 delivers responsive power when you need it, while the advanced Dynamic Fuel Management system optimizes efficiency by operating in up to 17 different patterns based on demand. The intelligent 10-speed automatic transmission ensures smooth power delivery whether you're navigating highways or tackling terrain.
The white exterior pairs beautifully with the machined aluminum wheels and body-color grille, creating a commanding presence on the road. Inside, you'll find a thoughtfully designed cabin with heated and ventilated leather-appointed front seats, a heated steering wheel, and dual-zone automatic climate control. The 8-inch navigation display keeps you oriented, while the Bose audio system delivers quality sound for your daily drives.
For those who tow or haul regularly, the AT4 includes the ProGrade Trailering System with integrated trailer brake controller, hitch guidance with hitch view, and an in-vehicle trailering app. The auxiliary external transmission oil cooler and heavy-duty air filter support demanding workloads. The spray-on bed liner protects your cargo area, while red recovery hooks stand ready when needed.
Off-road features including 4WD, hill descent control, auto-locking rear differential, and off-road suspension give you confidence tackling challenging terrain. The truck sits on genuine 4WD architecture designed to handle both pavement and unpaved surfaces with equal composure.
This Sierra 1500 AT4 represents the full-size pickup experience for those who appreciate both capability and refinement. Contact us today to schedule your test drive and experience what this truck delivers.