Vehicle Description:

Premium off-road capability, V8 power, and upscale comfort come together perfectly in this 2021 GMC Sierra 1500 AT4 Crew Cab finished in Steel Metallic. Built to handle demanding workloads while still delivering a refined daily driving experience, the Sierra AT4 blends aggressive styling, advanced technology, and serious capability into one of the most desirable full-size trucks on the market.

Under the hood sits GMC’s proven 5.3L EcoTec3 V8 paired to a smooth 10-speed automatic transmission and four-wheel drive system, delivering 355 horsepower and strong towing capability with confident performance both on and off pavement. The AT4 package adds a factory-installed 2-inch suspension lift, off-road tuned Rancho monotube shocks, skid plates, hill descent control, locking rear differential, and aggressive all-terrain capability, giving this Sierra a more rugged and commanding feel than a standard half-ton pickup while still maintaining impressive ride comfort.

Inside, the Crew Cab configuration provides a spacious and upscale cabin loaded with premium features including heated front bucket seats with power adjustment and lumbar support, heated steering wheel, dual-zone automatic climate control, remote start, trailer brake controller, integrated trailer technology, Apple CarPlay, Android Auto, 4G LTE Wi-Fi capability, and a multifunction driver information display. The Sierra’s premium interior materials, dark aluminum-style trim, and modern GMC technology create a refined atmosphere that balances luxury with truck practicality exceptionally well.

Finished in Steel Metallic with signature AT4 styling, black chrome exterior accents, LED lighting, red recovery hooks, and aggressive factory stance, this Sierra carries a bold and unmistakably premium appearance from every angle. Combining V8 performance, advanced towing technology, upscale comfort, and true off-road capability, this 2021 GMC Sierra 1500 AT4 is an outstanding choice for buyers looking for a truck that feels equally at home on the job site, in the mountains, or cruising comfortably on the highway.

Elevate Your Car Buying Experience with Our Professional Brokerage Services

As an established, family-owned firm since 2001, we leverage our extensive market access to source the ideal pre-owned vehicle for you. Our brokerage model eliminates the traditional dealership hassle, providing expert guidance through the entire process.

• Concierge Sourcing: We locate the perfect car, truck, or SUV to match your specifications.

• Competitive Pricing: Our industry expertise ensures you receive the best value in the market.

• Comprehensive Support: From flexible financing and trade-in evaluation to a selection of warranty options, we manage the details.

Visit Colorado Auto Finders today to explore this vehicle in person or schedule a test drive.

COLORADO AUTO FINDERS

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Don’t see your perfect match on our lot? Our dedicated brokers will search nationwide to find exactly what you need—saving you time and money. Since 2001 we have been a proud Better Business Bureau member.

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Our highly skilled & qualified technicians are ready to cater to all your vehicle repair needs. We are specialized in servicing a wide variety of both domestic and import makes and models.

AUTO PRICE TRANSPARENCY

Your Full Out-The-Door Price is our website listed Price + a $499 Documentation and Handling Fee  

In compliance with the new FTC Guidelines on Auto Price Transparency, we disclose our $499 Documentation & Handling Fee on every vehicle listed on our website .

* Full-Out-The-Door Price excludes only government fees such as Taxes & Registration.