New GMC Sierra 3500 Dealer In Brenham, TX
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The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.
1Dealer Discount applied to everyone
1Dealer Discount applied to everyone
2026 GMC Sierra 3500HD for Sale in Brenham, TX
When you need a heavy-duty pickup truck that combines exceptional power with refined comfort, the 2026 GMC Sierra 3500HD stands ready to exceed your expectations. At LaRoche Buick GMC, located at 900 Highway 290 West in Brenham, TX, we're proud to offer this formidable workhorse to drivers throughout the region. Whether you're tackling demanding job sites or towing heavy equipment, the GMC Sierra 3500HD delivers the capability and sophistication that GMC is known for.
Performance That Commands Respect
The 2026 GMC Sierra 3500HD offers two impressive powertrain options designed to handle your most demanding tasks. The standard 6.6-liter V8 gasoline engine produces 401 horsepower and 464 pound-feet of torque, providing substantial muscle for everyday hauling needs. For those requiring maximum capability, the available 6.6-liter Duramax Turbo-Diesel V8 engine delivers an impressive 470 horsepower and a commanding 975 pound-feet of torque. Both engines are paired with a sophisticated 10-Speed Automatic Allison transmission that ensures smooth power delivery and optimal efficiency. Drivers in Hearne appreciate the available Four-Wheel Drive system that provides confident traction in challenging conditions.
Towing & Hauling Excellence
The GMC Sierra 3500HD is engineered from the ground up for serious towing and hauling applications. The standard Trailering Package includes a trailer hitch with 7-pin and 4-pin connectors along with Hitch Guidance technology. The available In-Vehicle Trailering App provides comprehensive trailer management with features including checklists, maintenance reminders, security alerts, mileage tracking, and electrical diagnostics. For fifth-wheel and gooseneck applications, the available Gooseneck/5th Wheel Prep Package includes a hitch platform and bed-mounted 7-pin trailer harness. Residents of Katy will find the Trailer Side Blind Zone Alert and Trailer Tire Pressure Monitor System invaluable for safe long-distance hauling.
Interior Comfort and Versatility
Step inside the 2026 GMC Sierra 3500HD and discover a cabin designed for both work and comfort. Multiple cab configurations are available, including Regular Cab, Double Cab, and Crew Cab options with Standard or Long Bed configurations. Passenger capacity ranges from 3 to 6 depending on your chosen configuration. The available front bucket seats with center console include wireless charging capability, while heated and ventilated seating options keep you comfortable in any weather. Higher trims feature premium materials including perforated leather seating surfaces and full grain leather in the Denali Ultimate. The 60/40 folding rear bench provides practical storage solutions with seatback compartments and full cab-width underseat storage. If you're searching for new GMC trucks for sale near College Station, the GMC Sierra 3500HD offers the perfect blend of utility and refinement.
Advanced Technology Features
The 2026 GMC Sierra 3500HD keeps you connected and in control with cutting-edge technology. The available 13.4-inch diagonal Premium GMC Infotainment System features Google built-in apps including navigation and voice assistance, along with wireless Android Auto and Apple CarPlay compatibility. SiriusXM with 360L delivers personalized entertainment, while multiple USB ports throughout the cabin ensure your devices stay charged. The innovative GMC MultiPro Tailgate offers six functional load and access features for enhanced versatility. Available HD Surround Vision provides an overhead view of your surroundings, making parking and maneuvering easier than ever. Customers in Navasota appreciate the Bed View Camera that displays cargo bed contents directly on the infotainment screen.
Comprehensive Safety Systems
Safety is paramount in the GMC Sierra 3500HD, which comes equipped with the GMC Sierra HD Pro Safety suite. This comprehensive package includes Forward Collision Alert, Automatic Emergency Braking, Front Pedestrian Braking, Lane Departure Warning, and IntelliBeam automatic high beams. Standard features include dual-stage frontal airbags, seat-mounted side-impact airbags, and head-curtain airbags for front and rear outboard positions. The StabiliTrak stability control system with Proactive Roll Avoidance includes electronic trailer sway control and hill start assist. Available safety technologies include Adaptive Cruise Control, Rear Cross Traffic Alert, and Front and Rear Park Assist. Drivers from Caldwell can drive with confidence knowing the Teen Driver feature allows customizable vehicle settings to encourage safe driving behavior.
Trim Levels
Pro
- 7-inch diagonal color touch-screen infotainment system
- Vinyl seat trim with 40/20/40 split-bench configuration
- 18-inch painted steel wheels
- Rubberized-vinyl floor covering
- Available Rear-Wheel Drive or Four-Wheel Drive
SLE
- 13.4-inch Premium GMC Infotainment System with Google built-in
- Cloth seat trim with available heated seating
- 18-inch machined aluminum wheels with Dark Grey metallic accents
- Deep-tinted glass and keyless entry with push-button start
- Available X31 Off-Road and Protection Package
AT4
- Off-road suspension with Twin-tube Rancho shocks
- Perforated leather seating with heated and ventilated front seats
- 20-inch High Gloss black aluminum wheels
- Bose premium 7-speaker sound system
- HD Surround Vision and Adaptive Cruise Control standard
SLT
- Perforated leather-appointed front seating
- Heated steering wheel and driver memory settings
- Rain-sensing wipers and LED fog lamps
- Digital Variable Steering Assist
- Available power sunroof and bucket seats with console
Denali
- Forge Perforated Leather seating surfaces
- 12-way power front seats with lumbar support
- 20-inch Ultra-bright machined wheels with chrome inserts
- Chrome recovery hooks and 6-inch rectangular assist steps
- GMC MultiPro Tailgate standard
Denali Ultimate
- Full Grain Leather seating with 16-way power adjustment and massage
- Bose Premium Series 12-speaker audio system
- Power-retractable assist steps with LED lighting
- Multicolor 15-inch diagonal Head-Up Display
- Rear Camera Mirror and power sunroof standard
Frequently Asked Questions
The GMC Sierra 3500HD offers a 6.6-liter V8 gasoline engine producing 401 horsepower and 464 pound-feet of torque, or an available 6.6-liter Duramax Turbo-Diesel V8 generating 470 horsepower and 975 pound-feet of torque.
The GMC Sierra 3500HD is available in Regular Cab, Double Cab, and Crew Cab configurations with Standard Bed or Long Bed options, accommodating 3 to 6 passengers depending on configuration.
Available features include the In-Vehicle Trailering App, Hitch Guidance with Hitch View, Trailer Side Blind Zone Alert, Trailer Tire Pressure Monitor System, and Gooseneck/5th Wheel Prep Package.
Visit LaRoche Buick GMC, your trusted new GMC dealer in Brenham, TX, to explore our selection of GMC Sierra 3500HD trucks and schedule a test drive today.
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LaRoche Buick GMC
900 HWY 290 W
BRENHAM, TX 77833
- Sales: (979) 353-1023
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