2021 Gmc Sierra 1500 AT4
$41,538
Financing as low as $679 per month.
Dealer Description
This 2021 GMC Sierra 1500 AT4 is a powerful truck with a 6.2L EcoTec3 V8 engine. It features a luxurious interior, advanced technology, and impressive off-road capabilities. The exterior is finished in Ebony Twilight Metallic, making it both stylish and durable.
Features & Options
Trailering Package
ProGrade Trailering System
Rear axle, 3.23 ratio
Pickup bed
Air filter, heavy-duty
Automatic Stop/Start (standard on vehicles built before June 7, 2021)
Hill Descent Control
Auto-locking rear differential
Transfer case, two-speed, electronic Autotrac with push button control (4WD models only)
Suspension, Off-Road with 2" factory installed lift and monotube shocks
Alternator, 170 amps (included with certain engines)
Battery, heavy-duty (maintenance-free with rundown protection)
Vehicle History Report
Check this vehicle's history for accidents, service records, ownership, and more.
Price Analysis
Not enough data available to analyze pricing for this vehicle.
Seller Info
View original listingListed 7/20/2025
Seller Address
Shannon Auto Sales
9200 Sudley Road
Manassas, VA 20110