2026 GMC Sierra 1500
2026 GMC Sierra 1500 in Hamilton Montana, MT
MSRP
$38,300
14 Vehicles Available
2026 GMC Sierra 1500
The 2026 GMC Sierra 1500 is a full-size pickup designed to combine substantial capability with advanced technology, refined comfort, and a wide range of configurations. From the hardworking Pro to the luxurious Denali Ultimate, the Sierra 1500 offers different approaches to truck ownership, whether your priorities are towing and hauling, daily driving, off-road performance, or premium comfort.
For drivers throughout the Bitterroot Valley, the Sierra 1500 provides the versatility to handle everyday trips around Hamilton, Corvallis, Stevensville, and Victor while also providing the capability needed for work, recreation, towing, and Montana's changing road conditions. With available four-wheel drive, multiple engines, and specialized off-road configurations, there is a Sierra 1500 designed for a variety of driving needs.
For drivers throughout the Bitterroot Valley, the Sierra 1500 provides the versatility to handle everyday trips around Hamilton, Corvallis, Stevensville, and Victor while also providing the capability needed for work, recreation, towing, and Montana's changing road conditions. With available four-wheel drive, multiple engines, and specialized off-road configurations, there is a Sierra 1500 designed for a variety of driving needs.
2026 GMC Sierra 1500 Trim Levels
The 2026 GMC Sierra 1500 lineup includes eight distinct trim levels, allowing drivers to choose between practical capability, everyday comfort, off-road performance, and premium luxury.
Pro: The Pro is the work-focused starting point of the Sierra 1500 lineup. It comes standard with the TurboMax engine and 8-speed automatic transmission, along with practical features such as 12 cargo tie-downs and a 12V front power outlet. Available upgrades include the 5.3L V8 and a 10-way power driver seat.
SLE: The SLE adds more comfort and technology to the Sierra 1500. Standard features include a 13.4-inch diagonal touchscreen, 12.3-inch Driver Information Center, heated front seating, a heated steering wheel, and an auto-locking rear differential. The available Duramax 3.0L Turbo-Diesel makes the SLE an option for drivers who want additional diesel towing capability.
Elevation: The Elevation builds on the SLE with a more distinctive exterior appearance. It features a monochromatic exterior, gloss-black grille inserts, LED fog lamps, and 20-inch gloss-black wheels. Available leather-appointed seating, front bucket seats, and a power sunroof add further comfort.
SLT: The SLT moves the Sierra 1500 toward a more premium experience while retaining its truck capability. It includes a 5.3L V8 with a 10-speed automatic transmission, 10-way power front seats, and chrome exterior details. Available features include the Duramax 3.0L Turbo-Diesel and ProGrade Trailering System.
AT4: The AT4 is designed for drivers who want factory-equipped off-road capability without giving up premium comfort. It comes standard with the Duramax 3.0L Turbo-Diesel, a 2-inch factory lift, off-road suspension, Rancho monotube shocks, a two-speed Autotrac transfer case, and underbody skid plates. Its interior adds heated and ventilated perforated leather front seating with distinctive Kalahari accents.
AT4X: The AT4X takes the Sierra's off-road capability further. It adds front and rear electronic locking differentials, Multimatic DSSV dampers, an AEV-stamped steel front bumper with front winch capability, and additional underbody protection. The AT4X also adds 16-way power heated and ventilated front seats with massage functionality.
Denali: The Denali combines Sierra capability with premium materials and distinctive styling. It includes the signature Denali grille, chrome exterior accents, authentic wood and patterned aluminum interior trim, Forge perforated-leather seating, and 12-way power front seats. Available Super Cruise hands-free driver assistance technology, the Duramax diesel, and CarbonPro composite bed further expand its capabilities.
Denali Ultimate: The Denali Ultimate is the most luxurious Sierra 1500 configuration. It includes the 6.2L V8, Super Cruise hands-free driver assistance technology with a three-year OnStar One plan, a signature Denali Vader Chrome grille, 22-inch machined aluminum wheels, 16-way heated and ventilated front seats with massage functionality, and a 12-speaker Bose Premium Series sound system. The Duramax 3.0L Turbo-Diesel is also available.
Pro: The Pro is the work-focused starting point of the Sierra 1500 lineup. It comes standard with the TurboMax engine and 8-speed automatic transmission, along with practical features such as 12 cargo tie-downs and a 12V front power outlet. Available upgrades include the 5.3L V8 and a 10-way power driver seat.
SLE: The SLE adds more comfort and technology to the Sierra 1500. Standard features include a 13.4-inch diagonal touchscreen, 12.3-inch Driver Information Center, heated front seating, a heated steering wheel, and an auto-locking rear differential. The available Duramax 3.0L Turbo-Diesel makes the SLE an option for drivers who want additional diesel towing capability.
Elevation: The Elevation builds on the SLE with a more distinctive exterior appearance. It features a monochromatic exterior, gloss-black grille inserts, LED fog lamps, and 20-inch gloss-black wheels. Available leather-appointed seating, front bucket seats, and a power sunroof add further comfort.
SLT: The SLT moves the Sierra 1500 toward a more premium experience while retaining its truck capability. It includes a 5.3L V8 with a 10-speed automatic transmission, 10-way power front seats, and chrome exterior details. Available features include the Duramax 3.0L Turbo-Diesel and ProGrade Trailering System.
AT4: The AT4 is designed for drivers who want factory-equipped off-road capability without giving up premium comfort. It comes standard with the Duramax 3.0L Turbo-Diesel, a 2-inch factory lift, off-road suspension, Rancho monotube shocks, a two-speed Autotrac transfer case, and underbody skid plates. Its interior adds heated and ventilated perforated leather front seating with distinctive Kalahari accents.
AT4X: The AT4X takes the Sierra's off-road capability further. It adds front and rear electronic locking differentials, Multimatic DSSV dampers, an AEV-stamped steel front bumper with front winch capability, and additional underbody protection. The AT4X also adds 16-way power heated and ventilated front seats with massage functionality.
Denali: The Denali combines Sierra capability with premium materials and distinctive styling. It includes the signature Denali grille, chrome exterior accents, authentic wood and patterned aluminum interior trim, Forge perforated-leather seating, and 12-way power front seats. Available Super Cruise hands-free driver assistance technology, the Duramax diesel, and CarbonPro composite bed further expand its capabilities.
Denali Ultimate: The Denali Ultimate is the most luxurious Sierra 1500 configuration. It includes the 6.2L V8, Super Cruise hands-free driver assistance technology with a three-year OnStar One plan, a signature Denali Vader Chrome grille, 22-inch machined aluminum wheels, 16-way heated and ventilated front seats with massage functionality, and a 12-speaker Bose Premium Series sound system. The Duramax 3.0L Turbo-Diesel is also available.
Performance and Capability
The 2026 GMC Sierra 1500 offers several powertrain choices to match different towing, hauling, and driving requirements. The standard TurboMax engine produces 310 horsepower and 430 lb.-ft. of torque and is paired with an 8-speed automatic transmission. GMC also offers a 5.3L EcoTec3 V8 producing 355 horsepower and 383 lb.-ft. of torque, as well as a 6.2L V8 producing 420 horsepower and 460 lb.-ft. of torque.
For drivers who prioritize diesel capability, the available Duramax 3.0L Turbo-Diesel produces 305 horsepower and 495 lb.-ft. of torque and is paired with a 10-speed automatic transmission. Properly equipped Sierra 1500 models can tow up to 13,300 pounds with the available diesel powertrain. The TurboMax can tow up to 9,400 pounds when properly equipped. The Sierra 1500 also offers specialized capability for off-road driving. The AT4 and AT4X feature a factory 2-inch lift and off-road suspension, while the AT4X adds Multimatic DSSV dampers and front and rear electronic locking differentials.
For drivers who prioritize diesel capability, the available Duramax 3.0L Turbo-Diesel produces 305 horsepower and 495 lb.-ft. of torque and is paired with a 10-speed automatic transmission. Properly equipped Sierra 1500 models can tow up to 13,300 pounds with the available diesel powertrain. The TurboMax can tow up to 9,400 pounds when properly equipped. The Sierra 1500 also offers specialized capability for off-road driving. The AT4 and AT4X feature a factory 2-inch lift and off-road suspension, while the AT4X adds Multimatic DSSV dampers and front and rear electronic locking differentials.
Interior
The Sierra 1500 combines a functional truck interior with available premium materials and comfort features. Depending on trim, drivers can choose from practical seating configurations or upscale appointments designed to make longer drives and everyday commuting more comfortable.
Higher trims add increasingly refined materials and features. The SLT offers perforated leather appointments, while the AT4 and AT4X feature heated and ventilated leather seating. The Denali adds authentic wood and patterned aluminum trim, and the Denali Ultimate features full-grain leather seating with detailed stitching and 16-way power heated and ventilated front seats with massage functionality.
This range allows Bitterroot Valley drivers to choose a Sierra 1500 interior based on how they use their truck, from practical work-oriented transportation to a premium daily-driving environment.
Higher trims add increasingly refined materials and features. The SLT offers perforated leather appointments, while the AT4 and AT4X feature heated and ventilated leather seating. The Denali adds authentic wood and patterned aluminum trim, and the Denali Ultimate features full-grain leather seating with detailed stitching and 16-way power heated and ventilated front seats with massage functionality.
This range allows Bitterroot Valley drivers to choose a Sierra 1500 interior based on how they use their truck, from practical work-oriented transportation to a premium daily-driving environment.
Technology & Safety
The 2026 Sierra 1500 incorporates technology designed to improve connectivity, visibility, towing, and driver assistance. The SLE and higher trims offer a 13.4-inch diagonal GMC Premium Infotainment System, while the Sierra's available digital displays provide more than 40 inches of combined diagonal screen area.
Available camera technology provides up to 14 camera views to help drivers maneuver the truck and trailer. The available ProGrade Trailering System adds integrated towing tools designed to simplify the hitching and towing process.
For highway driving, available Super Cruise hands-free driver assistance technology can provide hands-free driving on compatible roads. The technology is available on the Denali and included with the Denali Ultimate.
Available camera technology provides up to 14 camera views to help drivers maneuver the truck and trailer. The available ProGrade Trailering System adds integrated towing tools designed to simplify the hitching and towing process.
For highway driving, available Super Cruise hands-free driver assistance technology can provide hands-free driving on compatible roads. The technology is available on the Denali and included with the Denali Ultimate.
Work With Mildenberger Motors
If you're looking for a GMC Sierra 1500 in the Bitterroot Valley, Mildenberger Motors in Hamilton, MT, can help you explore the different configurations available for your driving needs. Whether you need the practical capability of the Pro, the added comfort of the SLE or Elevation, the premium features of the SLT or Denali, or the specialized capability of the AT4 and AT4X, the Sierra 1500 offers a wide range of options.
Visit Mildenberger Motors to explore available GMC Sierra 1500 inventory and work with the local team to find the engine, drivetrain, trim, and configuration that fits your work, towing, commuting, and recreational needs throughout the Bitterroot Valley.
Visit Mildenberger Motors to explore available GMC Sierra 1500 inventory and work with the local team to find the engine, drivetrain, trim, and configuration that fits your work, towing, commuting, and recreational needs throughout the Bitterroot Valley.
May not represent actual vehicle. (Options, colors, trim and body style may vary)
The Manufacturer's Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.