2026 GMC Sierra AT4

Vehicle Details
2026 GMC Sierra 3500 AT4 4WD with the V8 6.6L Diesel delivers uncompromising capability and refined comfort for demanding work and off-road adventures. This heavy-duty pickup features a purpose-built Off-Road Package, advanced 4WD traction, and a torquey diesel V8 that provides class-leading towing and payload performance. Inside, premium leather seats and modern conveniences such as Remote Start and XM Radio ensure long days on the road remain comfortable and connected. Safety and confidence come standard with a Back-Up Camera and rugged AT4-specific suspension and skid protection for trail-ready durability.

This GMC Sierra 3500 AT4 pairs commercial-grade capability with upscale interior appointments and technology to make every drive more productive and enjoyable. Whether you're hauling equipment, towing a trailer, or navigating rough terrain, the durable frame, heavy-duty drivetrain, and diesel efficiency are engineered to handle the toughest jobs. Sophisticated styling and a thoughtfully designed cockpit make this truck equally suited for job sites and everyday use.

Located in West Bend, WI, this 2026 GMC Sierra 3500 AT4 4WD with the 6.6L Diesel is priced to sell and represents the best price available locally. Contact us to schedule a test drive and experience the power, comfort, and confidence of this capable heavy-duty pickup today.

Equipment
This 2026 GMC Sierra 3500 has auto-adjust speed for safe following. Start the GMC Sierra from inside with remote start. This 1 ton pickup is pure luxury with a heated steering wheel. This GMC Sierra's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. The leather seats in it are a must for buyers looking for comfort, durability, and style. Protect it from unwanted accidents with a cutting edge backup camera system. This GMC Sierra features steering wheel audio controls. An off-road package is installed on the vehicle so you are ready for your four-wheeling best. This 2026 GMC Sierra 3500 is equipped with the latest generation of XM/Sirius Radio. The vehicle features a high end BOSE stereo system. With the keyless entry system on this model you can pop the trunk without dropping your bags from the store. Set the temperature exactly where you are most comfortable in this 1 ton pickup. The fan speed and temperature will automatically adjust to maintain your preferred zone climate.

Packages
AT4 Premium Plus Package: Power Sunroof; Off-Road High Clearance Step. Preferred Equipment Group 4SB: LED Cargo Area Lighting; Trailer Side Blind Zone Alert; SiriusXM with 360L Trial Subscription; Remote Vehicle Starter System; Safety Alert Seat; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Floor-Mounted Center Console; Unauthorized Entry Theft-Deterrent System; Bed View Camera with Two Trailer Camera Provisions; Front Rain-Sensing Wipers; Sierra HD Pro Safety; Wireless Phone Projection; 2 USB Ports; Rear Cross Traffic Alert; 120-Volt Instrument Panel Power Outlet; 2 Charge/data USB Ports Inside Center Console; Heated Driver and Front Outboard Passenger Seats; Wireless Charging; X31 Off-Road Package; Premium Front Floor Liners with Removable Carpet Insert; Steering Wheel Audio Controls; Premium Rear Floor Liners with Removable Carpet Insert; 2 Charge-Only Rear USB Ports; 120-Volt Bed Mounted Power Outlet; Heated 2nd Row Outboard Seats; Power Front Windows with Passenger Express Up/down; Bose Premium 7-Speaker Sound System; 2-Speed Active Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Manual Tilt-Wheel/telescoping Steering Column; Keyless Open and Start; ProGrade Trailering System; Push Button Start; Gloss Black Header and Grille Insert Bars; Rear Wheelhouse Liners. Technology Package: Multicolor 15" Diagonal Head-Up Display; Auto-Dimming Inside Rearview Mirror with Camera. AT4 Preferred Package: Power Sliding Rear Window with Defogger; LED Smoked Amber Roof Marker Lamps; Universal Home Remote. Snow Plow Prep/camper Package: 220 Amp Alternator; Skid Plates. Off-Road High Clearance Step. Power Sunroof. Volcanic Red Tintcoat. Gooseneck/5th Wheel Prep Package. LED Smoked Amber Roof Marker Lamps. **Equipment listed is based on original vehicle build and subject to change. Please confirm the accuracy of the included equipment by calling the dealer prior to purchase.**

Additional Information
Lynch Buick GMC of West Bend is a family-owned and operated dealership since 1957. Our dealerships are located throughout Wisconsin, including Lynch GM Superstore in Burlington, Lynch Chevrolet of Mukwonago, Lynch Chrysler Dodge Jeep RAM in Mukwonago, Lynch Ford of Mukwonago, Lynch Buick GMC of West Bend, and Lynch Chevrolet of Kenosha.

We strive to provide excellent customer service and the best car-buying experience. At our dealerships, we love our furry friends and offer pet-friendly environments, so bring your pet along with you when you come to visit us! With every service visit, you'll receive a free car wash, and with every vehicle purchase, you’ll Receive our Lynch Protect Program, which includes one year of Tire, Windshield, and Paint Protection. Lynch, has you protected! We are proud to support local communities and schools, and we have received excellent reviews on Google. For the best car buying experience, come to Lynch Family of Dealerships!

Are you looking for a quality car dealership in West Bend, WI? Look no further than Lynch Buick GMC of West Bend! We offer the Lynch Easy Price, which uses real-time internet price comparisons and state-of-the-art technology to monitor pricing trends and offer shoppers the best competitive price and value. Our team is committed to your satisfaction and we have one of the largest inventories of new and pre-owned vehicles in the state. We also have used vehicles that have been inspected for safety and quality by factory-trained technicians. Plus, we use our strong relationships with over 20 financial institutions to provide the most competitive financing terms available. Visit Lynch Buick GMC of West Bend today and experience the difference!