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2026 GMC Sierra 3500

$77,397used

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Basics

Condition

used

Interior Color

jet black

Exterior Color

sterling

Drivetrain

Four-wheel Drive

Transmission

Automatic

Fuel

Diesel

Engine

6.6L V8 32V DDI OHV Turbo Diesel

VIN

1GT4UVEY4TF100086

Stock Number

TF100086C

Mileage

13,201

Features

Entertainment

Premium Sound System

Exterior

Alloy Wheels

Sunroof/Moonroof

Tow Hitch

Seating

Cooled Seats

Memory Seat

Heated Seats

Leather Seats

Convenience

USB Port

Adaptive Cruise Control

Heated Steering Wheel

Keyless Start

Remote Start

Safety

Backup Camera

Automatic Emergency Braking

Brake Assist

Stability Control

Lane Departure Warning

Rear Cross Traffic Alert

View Full List of Features

Seller's Comments

Experience the ultimate in power, capability, and comfort with the 2026 GMC Sierra 3500HD AT4. This exceptional heavy-duty pickup is engineered to conquer any terrain, while delivering a refined, premium driving experience. - AT4 Preferred Package - AT4 Premium Plus Package - Preferred Equipment Group 4SB - Technology Package - X31 Off-Road Package - Bose Premium 7-Speaker Sound System - Premium GMC Infotainment System - 3.73 Rear Axle Ratio - Off-Road Suspension - Spray-on Pickup Bedliner with GMC Logo - Heated and Ventilated Front Seats - Heated Rear Outboard Seats - Multicolor 15 Diagonal Head-Up Display - Wireless Charging - Trailer Camera Provisions Powered by the legendary Duramax 6.6L V8 Turbodiesel engine and a smooth-shifting 10-speed automatic transmission, this Sierra 3500HD AT4 delivers uncompromising performance and capability. With its advanced 4WD system and Off-Road Package, you'll conquer the toughest terrain with confidence. The premium interior of the Sierra 3500HD AT4 surrounds you in comfort and technology. Enjoy the rich, immersive sound of the Bose audio system, stay connected with the premium GMC Infotainment System, and let the head-up display keep vital information in your line of sight. Heated and ventilated front seats, along with heated rear outboard seats, ensure everyone rides in comfort. Safety and convenience are also priorities, with features like Forward Collision Alert, Automatic Emergency Braking, Rear Cross Traffic Alert, and Hitch Guidance with Hitch View. The Sierra 3500HD AT4 also boasts a premium, off-road-inspired exterior design with bold styling cues that command attention. Whether you're tackling tough jobs, exploring the great outdoors, or just enjoying the ride, the 2026 GMC Sierra 3500HD AT4 is the ultimate heavy-duty pickup. Experience the perfect blend of power, capability, and refinement. Visit our showroom today to take this exceptional vehicle for a test drive.

Contact Castle Rock Chevrolet GMC

Call (720) 733-7114

Castle Rock Chevrolet GMC
4.4 |
609 Lifetime Reviews

1506 S Wilcox St

Castle Rock, Colorado 80104

(720) 733-7114

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