2026 GMC Sierra for Sale in Mexia, TX

Trim Levels and Powertrains

The 2026 GMC Sierra 1500 offers eight distinct trim levels to match every driver's needs and preferences: Pro, Elevation, SLE, SLT, AT4, Denali, AT4X, and Denali Ultimate. This comprehensive lineup ensures there's a perfect Sierra 1500 configuration for work-focused buyers and luxury-seeking enthusiasts alike.

GMC offers a range of powertrain options for the Sierra 1500. The 2.7-liter turbocharged  TURBOMAX™ engine delivers 310 horsepower and 430 pound-feet of torque, paired with an eight-speed automatic transmission. The 5.3-liter EcoTec3 V8 produces 355 horsepower and 383 pound-feet of torque with Dynamic Fuel Management. The 6.2-liter EcoTec3 V8 provides 420 horsepower and 460 pound-feet of torque. The 3.0-liter Duramax™ turbodiesel six-cylinder engine offers 305 horsepower and 495 pound-feet of torque. Most engines come with a 10-speed automatic transmission with Tow/Haul Mode and braking features. Buyers can choose between rear-wheel and four-wheel drive, depending on their trim and driving needs.

When properly equipped, the GMC Sierra 1500 delivers over 13,300 pounds in towing capacity with a payload of up to 2,200 pounds. Additionally, the new GMC Sierra offers up to 28 miles per gallon on the highway.

Interior Comfort and Convenience

Inside the 2026 GMC Sierra 1500, passengers enjoy a thoughtfully designed cabin that prioritizes comfort and functionality. Depending on trim level, seating configurations include front 40/20/40 split-bench seats with covered armrest storage and lockable under-seat storage, or available front bucket seats with a center console featuring wireless charging capability. Heated front seats are standard on many configurations, while premium trims add ventilated front seats and heated second-row outboard seats for enhanced comfort in any weather.

The Sierra 1500 offers versatile body style options, including Regular Cab, Double Cab, and Crew Cab configurations with Short Box, Standard Box, or Long Box beds. The Crew Cab models feature the Up-level Rear with Storage Package, which provides a 60/40 folding bench with seatback storage, a center fold-out armrest with cupholders, and full cab-width under-seat storage.

Advanced Technology Features

The 2026 GMC Sierra 1500 features advanced technology, including a 13.4-inch Premium GMC Infotainment System with Google apps like navigation and voice assistance. The color touchscreen supports wireless Apple CarPlay® and Android Auto™, Bluetooth audio, and phone connectivity. It includes the versatile GMC MultiPro™ Tailgate with six functions. Available tech includes the In-Vehicle Trailering App with a checklist, maintenance reminders, security alerts, and Trailer Tire Pressure Monitoring.

Premium audio options include the Bose® Premium 7-speaker system with Richbass woofer on select trims, while the Denali Ultimate elevates the experience with a Bose® Premium Series 12-speaker system featuring CenterPoint and AudioPilot technology.

Safety and Driver Assistance

GMC Pro Safety comes standard across the Sierra 1500 lineup, providing comprehensive protection for you and your passengers. This suite includes Forward Collision Alert, Following Distance Indicator, Front Pedestrian Braking, IntelliBeam automatic high beams, Lane Keep Assist with Lane Departure Warning, and Automatic Emergency Braking with Buckle to Drive reminder. Higher trims offer Adaptive Cruise Control, and the advanced Super Cruise™ hands-free driving technology is available on Denali Ultimate models.