Browse our selection of used trucks! Featuring reliable models in various makes and years, all priced to move. Perfect for work, play, or everyday use. Affordable, and ready to tackle any task. Test drive today and find your next truck!
This 2021 GMC Sierra 1500 AT4 is a powerful crew cab built for serious work and adventure. The EcoTec3 6.2L V8 engine delivers commanding performance, paired with a smooth 10-Speed Automatic transmission and 4WD capability. With just over 21,000 miles, this truck offers the reliability and capability AT4 owners expect, finished in crisp white exterior with premium Jet Black leather interior featuring Kalahari accents.
The AT4 comes loaded with features designed for truck owners who demand excellence:
- EcoTec3 6.2L V8 engine with engine block heater
- 4WD with auto-locking rear differential and off-road suspension
- Premium GMC Infotainment System with Apple CarPlay and Android Auto
- 4G LTE Wi-Fi hotspot capable
- Heated and ventilated leather front seats with 10-way power adjustment
- Heated steering wheel
- HD rear vision camera with hitch guidance display
- Spray-on bed liner with AT4 logo
- ProGrade trailering system with integrated trailer brake controller
- 18-inch machined aluminum wheels with Goodyear Wrangler DuraTrac tires
Everything you need for capability and comfort is right here. Come see why this AT4 should be your next truck.
At Leesburg Buick GMC, we're satisfaction-driven and proudly serve Leesburg, Ashburn, Sterling, Reston, and all of Northern Virginia. Visit us today and experience the difference.

