Command the road—and the trail—in this 2020 GMC Sierra 1500 AT4 4x4, now available at HKT Big Sky Motors in Glendive. With its bold Onyx Black exterior and refined Jet Black leather interior with Kalahari accents, this full-size pickup blends premium craftsmanship with serious off-road capability. It has 100,783 miles and is loaded with high-end features and hard-to-find packages that make it an exceptional value for drivers across Montana and North Dakota.
Built for those who don’t back down from rough terrain, this Sierra AT4 is factory-equipped with a 2-inch suspension lift, off-road-tuned Rancho monotube shocks, skid plates, and a two-speed transfer case for maximum traction and clearance. The AT4 Preferred Package brings upscale touches like a power sliding rear window, rear seat storage, and premium infotainment with navigation. The AT4 Premium Package adds luxury and functionality with power sunroof, Bose premium audio, HD Surround Vision, rear camera mirror, and wireless charging—perfect for long drives or off-grid getaways.
Safety and driver assistance features are fully covered with both Driver Alert Package I and II, giving you access to lane change alert with side blind zone alert, rear cross traffic alert, front and rear park assist, forward collision alert, automatic emergency braking, adaptive cruise control, and lane keep assist with lane departure warning.
With the Technology Package, you’ll benefit from cutting-edge convenience, including a crisp 15-inch multicolor head-up display, which keeps essential info right in your line of sight, and HD Surround Vision that provides a full 360-degree view of the truck—ideal for parking, tight job sites, or trail navigation.
Whether you're hauling a camper, trailer, or toys for the weekend, the Trailering Package has you covered with integrated trailer brake controller, trailer sway control, trailer theft alert, and trailering app. Under the hood, you'll find the tried-and-true 5.3L EcoTec3 V8 paired with a 10-speed automatic transmission, delivering strong performance with smooth, efficient shifting both on-road and off.
Inside, the cabin is spacious, quiet, and smartly designed with heated and ventilated front seats, a heated steering wheel, dual-zone automatic climate control, and a large touchscreen infotainment system with Apple CarPlay, Android Auto, and navigation.
At HKT Big Sky Motors, you'll enjoy a small-town, no-hassle buying experience that puts your needs first. We've been proudly serving Eastern Montana and Western North Dakota since 1956 with honest service and a commitment to making every customer feel like family. Reach out today to learn more or text us at (406) 939-4301 to schedule your test drive of this fully-loaded Sierra 1500 AT4 4x4. You won’t want to miss this one.