Pre-Owned 2021 GMC Sierra 1500 AT4

This 2021 GMC Sierra 1500 AT4 in Gray represents the capability and refinement you're looking for in a modern full-size pickup truck. With its 3.0L Duramax diesel turbocharged engine delivering 277 horsepower and impressive torque, paired with a 10-speed automatic transmission and 4WD, this truck is built to handle both daily driving and demanding work.

- 3.0L Duramax Diesel with 277 hp and 460 lb-ft of torque
- AT4 Premium Package with high clearance step
- Driver Alert Package I with lane change and blind zone alerts
- Premium GMC Infotainment System with navigation
- SiriusXM 360L satellite radio
- Heated and ventilated front seats with leather trim
- Spray-on bed liner with AT4 logo
- ProGrade Trailering System with integrated trailer brake controller
- Auto-locking rear differential
- LED cargo area lighting
- Wireless charging capability
- Ultrasonic front and rear park assist
- All-weather floor liners with AT4 logo
- Keyless open and start
- Lifetime warranty

The fuel efficiency is respectable for its class, achieving 22 mpg in the city and 26 mpg on the highway. The truck sits on 18-inch machined aluminum wheels wrapped in Goodyear Wrangler DuraTrac all-terrain tires, providing both rugged capability and a polished appearance. The AT4 designation ensures you're equipped with off-road suspension, hill descent control, and recovery hooks for serious terrain navigation.

Inside, the cabin combines comfort with practicality. Premium leather seating for the front, heated and ventilated to meet any seasonal need, gives way to a thoughtfully designed layout with multiple power outlets, USB ports, and a wireless charging pad. The GMC Infotainment System with navigation keeps you connected, while the Bose seven-speaker audio system ensures quality sound throughout your drive.

Convenience features abound with the remote vehicle starter, power-sliding rear window with defogger, and multiple storage solutions including a floor-mounted center console. The truck's visibility is enhanced by the HD rear vision camera and available hitch guidance system with hitch view, making parking and maneuvering straightforward even in tight spots.

The AT4 Premium Package elevates this truck beyond standard models, including special badging and an elevated stance with the high-clearance step. Additional dealer-installed touches like the black sport step add to the truck's appealing curb presence while maintaining functional design.

This Sierra 1500 AT4 represents a thoughtful investment for those seeking a diesel-powered truck with premium appointments and genuine capability. We invite you to visit our showroom to experience the command position this truck offers and to discuss how it fits your lifestyle and needs.