2026 GMC Sierra AT4

Vehicle Details
2026 GMC Sierra 1500 AT4 4WD — West Bend, WI — Best Price!

Discover rugged luxury with this 2026 GMC Sierra 1500 AT4 equipped with a powerful 6-cylinder, 3.0L diesel engine and full-time 4WD. Built for off-road adventures and everyday driving, this GMC Sierra AT4 combines capability, comfort, and cutting-edge technology. Located in West Bend, WI, this truck is priced to move — the best price available for a loaded GMC Sierra AT4 in the area.

Interior comfort is premium with leather seats and a refined cabin designed for long drives and tough jobs. Stay connected with Hands Free Bluetooth and enjoy immersive sound from the BOSE stereo system. Safety and convenience are front and center with a Back-Up Camera, making parking and towing effortless.

This GMC Sierra AT4 features the Off-Road Package to tackle trails, snow, and uneven terrain with confidence. Advanced suspension, skid plates, and off-road tuned components provide stability and durability when you push limits. The diesel engine delivers excellent torque and towing capability, ideal for hauling trailers, boats, or equipment around Wisconsin and beyond.

Whether you're commuting, working, or exploring outdoor destinations, this 2026 GMC Sierra 1500 AT4 4WD diesel offers exceptional value, performance, and comfort. Visit West Bend, WI to see it in person — the best-priced GMC Sierra AT4 in the region. Act now to secure this powerful, feature-packed truck before it's gone.

Equipment
The GMC Sierra has auto-adjust speed for safe following. This model is pure luxury with a heated steering wheel. An off-road package is equipped on this vehicle. Lane Keep Assist in this vehicle helps maintain safe driving by gently steering to stay within the lane. This 1/2 ton pickup is equipped with the latest generation of XM/Sirius Radio. The vehicle's Lane Departure Warning keeps you safe by alerting you when you drift from your lane. Start it from inside with remote start. Engulf yourself with the crystal clear sound of a BOSE sound system in this model. Bluetooth technology is built into this vehicle, keeping your hands on the steering wheel and your focus on the road. The installed navigation system will keep you on the right path. See what's behind you with the back up camera on the vehicle. This unit comes equipped with Android Auto for seamless smartphone integration on the road.The GMC Sierra has auto-adjust speed for safe following.

Packages
AT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium Bose 7-Speaker Sound System; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Keyless Open and Start; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; 220 Amp Alternator; Floor-Mounted Center Console; Rear Cross Traffic Braking; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Off-Road Suspension; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; Red Recovery Hooks; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; 20" X 9" Machined Aluminum Wheels; Auto-Locking Rear Differential; Power Door Locks. AT4 Preferred Package: Power Sliding Rear Window with Rear Defogger; Universal Home Remote. Off-Road High Clearance Step. Power Sunroof. Onyx Black. LT265/60R20 BW MT Tires. All-Weather Floor Liners with AT4 Logo. GMC MultiPro Tailgate Step Lights. **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.**AT4 Premium Package: Off-Road High Clearance Step. Technology Package: Multicolor 15" Diagonal Head-Up Display; Bed View Camera; Rear Camera Mirror. Preferred Equipment Group 4SB: Trailer Side Blind Zone Alert; Ultrasonic Front and Rear Park Assist; Trailer Camera Provisions; Electric Rear-Window Defogger; Theft Deterrent System (unauthorized Entry); Black Chrome Grille Insert Bars; Front Rain-Sensing Wipers; Heavy-Duty Air Filter; Skid Plates; 120-Volt Interior Power Outlet; Heated Driver and Front Outboard Passenger Seating; Wireless Charging; Front Premium Floor Liners with Removable Carpet Insert; Color-Keyed Carpeting Floor Covering; OnStar Services Capable; Heated 2nd Row Outboard Seats; Power Front Passenger Windows with Express Up/down; Premium Bose 7-Speaker Sound System; Power Rear Windows with Express Down; Integrated Trailer Brake Controller; HD Surround Vision; Ventilated Driver and Front Passenger Seats; Power Rake and Telescoping Steering Column; Keyless Open and Start; Perimeter Lighting; Push Button Start; LED Cargo Area Lighting; Remote Vehicle Starter System; In-Vehicle Trailering System App; Hill Descent Control; 220 Amp Alternator; Floor-Mounted Center Console; Rear Cross Traffic Braking; GMC Pro Safety; Trailering Package; 2 USB Ports; 2 Charge/data USB Ports Inside Center Console; Off-Road Suspension; Steering Wheel Audio Controls; 2 type-C Charge-Only Rear USB Ports; 2-Speed Transfer Case; Deep-Tinted Glass; Spray-On Pickup Bedliner with GMC Logo; Red Recovery Hooks; SiriusXM with 360L Trial Subscription; Hitch View; Power Front Windows with Driver Express Up/down; Rear Pedestrian Detection; Wi-Fi Hotspot Capable; Rear Wheelhouse Liners; 20" X 9" Machined Aluminum Wheels; Auto-Locking Rear Differential; Power Door Locks. AT4 Preferred Package: Power Sliding Rear Window with Rear Defogger; Universal Home Remote. Off-Road High Clearance Step. Power Sunroof. Onyx Black. LT265/60R20 BW MT Tires. All-Weather Floor Liners with AT4 Logo. GMC MultiPro Tailgate Step Lights. **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 Chevrolet GMC 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 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 the Lynch Family of Dealerships! Are you looking for the best deal on a new or pre-owned vehicle? Look no further than Lynch GM Superstore in Burlington, WI! Our team is committed to providing top-notch customer service and satisfaction, and our 'Lynch Easy Price' ensures you get the best competitive price and value by using real-time internet price comparisons and the latest technology. We have one of the largest inventories of new and pre-owned vehicles in the state, and all of our used vehicles are inspected for safety and quality by factory-trained technicians. To top it off, we use our strong relationships with over 20 financial institutions to provide the most competitive financing terms available. Stop by Lynch GM Superstore today to get the best deal on your new ride!