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2026 GMC Sierra 2500 HD Regular Cab

*Image displayed may not be representative of actual trim level of the selected vehicle.

Take Care of Business with the 2026 GMC Sierra 2500HD Regular Cab

The 2026 GMC Sierra 2500HD Regular Cab is a heavy-duty pickup designed for drivers who need substantial towing, hauling, and jobsite capability without the added size of a larger passenger-focused cab configuration. With its durable construction, powerful V8 performance, long cargo bed, and available four-wheel drive, the Sierra 2500HD Regular Cab provides a practical combination of strength and utility for demanding work.

The 2026 GMC Sierra 2500HD Regular Cab is powered by a 6.6L V8 gas engine that produces 401 horsepower and 464 lb-ft of torque. Paired with a 10-speed automatic transmission, this powertrain is engineered to deliver the low-end strength and controlled performance expected from a heavy-duty truck. The Sierra 2500HD Regular Cab is available with rear-wheel drive or four-wheel drive, allowing buyers to select a configuration that fits their specific work environment and driving needs.

Towing is one of the primary reasons drivers choose the GMC Sierra 2500HD. The 2026 Sierra 2500HD Regular Cab is engineered around the needs of customers who frequently pull trailers, equipment, and other heavy loads. Depending on configuration, drivetrain, engine, equipment, and trailer setup, the truck can provide significant towing capability. Integrated towing technologies and available trailering features help drivers manage the connection between the truck and trailer while providing greater confidence during demanding towing situations.

The 2026 GMC Sierra 2500HD Regular Cab is particularly well suited to commercial and fleet applications where cargo space, towing strength, durability, and straightforward functionality are priorities. Its two-door cab provides seating for up to three passengers, while the long bed provides the space needed to transport materials and equipment.

With its combination of heavy-duty engineering, powerful available engines, practical Regular Cab configuration, advanced towing technologies, and modern connectivity, the 2026 GMC Sierra 2500HD Regular Cab is designed to serve drivers who demand meaningful capability from their pickup. Whether it is used as a dedicated work truck, fleet vehicle, equipment hauler, or heavy-duty towing vehicle, the Sierra 2500HD provides the strength and functionality needed to take on demanding jobs while delivering the modern features expected from a contemporary GMC truck.

Specifications
Horsepower:401   MPG City/Highway: NA / NA
Torque:464   Seating: 3
Base Standard Equipment On All Trims
Sierra HD Pro Safety - Includes (UEU) Forward Collision Alert, (UE4) Following Distance Indicator, (UKJ) Front Pedestrian Braking, (TQ5) IntelliBeam, (UFL) Lane Departure Warning, (T8Z) Buckle to Drive and (UHY) Automatic Emergency Braking
Airbags - Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag. Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.
Air conditioning, single-zone
Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
Wireless phone projection, for Apple CarPlay and Android Auto
Audio system feature, 2-speakers - Requires Regular Cab model.
Bluetooth for phone, connectivity to vehicle infotainment system
Cruise control, steering wheel-mounted
Exterior Temperature Display, located in radio display
Compass, located in instrument cluster
Door locks, power
Push Button Start
Mirror, inside rearview, manual tilt
OnStar services capable - See onstar.com for details and limitations. Services vary by model. Service plan required.
Wi-Fi Hotspot capable - Terms and limitations apply. See onstar.com or dealer for details.
OnStar Basics (OnStar Fleet Basics for Fleet) - Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.
USB Ports, 2, Charge/Data ports located on instrument panel
HD Rear Vision Camera - Not available with (ZW9) pickup bed delete. Removed with (UV2) HD Surround Vision.
Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable)
Seat adjuster, driver 4-way manual
Seat adjuster, passenger 4-way manual
Steering column, Tilt-Wheel, manual with wheel locking security feature
Teen Driver - A configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
Tire Pressure Monitoring System, auto learn - Includes Tire Fill Alert (does not apply to spare tire)
Windows, power front, drivers express up/down
Window, power front, passenger express down
Bed Step, Black, integrated on forward portion of bed on driver and passenger side - Not available on (ZW9) pickup bed delete.
CornerStep, rear bumper
Bumper, front chrome lower
Bumper, rear chrome with bumper CornerSteps
Capless Fuel Fill - Requires (L8T) 6.6L gas V8 engine. Not included with (ZW9) pickup bed delete.
Cargo tie downs (12), fixed, rated at 500 lbs per corner
Daytime Running Lamps, LED signature lighting
Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
LED Signature DRL's
Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps
Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
Pickup bed - Includes bed assist step. Deleted when (ZW9) pickup bed delete is ordered.
Recovery hooks, front, frame-mounted, Black
Tailgate, standard - Deleted with (ZW9) pickup bed delete.
Tailgate and bed rail protection caps, top - Deleted with (ZW9) pickup bed delete.
Tire carrier lock, keyed cylinder lock that utilizes same key as ignition and door - Deleted with (ZW9) pickup bed delete.
Tires, LT245/75R17E all-season, blackwall
Trailering Package - Includes trailer hitch, 7-pin and 4-pin connectors and (CTT) Hitch Guidance. Deleted when (ZW9) pickup bed delete is ordered.
Trailering Information Label, provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering - Not available on (ZW9) pickup bed delete.
Trailer brake controller, integrated
Hitch Guidance, dynamic single line to aid in truck trailer alignment for hitching - Deleted with (ZW9) pickup bed delete.
Alternator, 170 amps - Requires (L8T) 6.6L V8 gas engine.
Air filter, heavy-duty
Air filtration monitoring
Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
Brake lining wear indicator
Cooling, external engine oil cooler
Cooling, auxiliary external transmission oil cooler
Auto-locking rear differential
Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline - (401 hp at 5200 rpm, 464 lb-ft of torque at 4000 rpm)
Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
Rear axle, 3.73 ratio - Requires (L8T) 6.6L V8 gas engine.
StabiliTrak, stability control system with Proactive Roll Avoidance and traction control - Includes electronic trailer sway control and hill start assist
Steering, Recirculating Ball with smart flow power steering system
Suspension Package - Not available with (X31) Off-Road Package.
Transmission, 10-Speed automatic
Bumper-to-Bumper Limited Warranty - 3 years/36,000 miles
Powertrain Limited Warranty - 5 years/60,000 miles. Sierra 6.6L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
Roadside Assistance - 5 years/60,000 miles. Sierra 6.6L Duramax® Turbo-Diesel engines, and certain commercial, government, and qualified fleet vehicles: 5 years/100,000 miles
Rust-through Corrosion Perforation - 6 years/100,000 miles
Scheduled Maintenance - 1 year / 12,000 miles (includes one oil and oil filter change, and tire rotation according to your vehicle's maintenance schedule)

* All advertised prices exclude state tax, license, document preparation fee, smog fee, and finance charges, if applicable. Vehicle option and pricing are subject to change. Pricing and availability varies by dealership. Please check with your dealer for more information. Prices do not include dealer charges, such as advertising, that can vary by manufacturer or region, or costs for selling, preparing, displaying or financing the vehicle.

All advertised vehicles are subject to actual dealer availability. Certain vehicles listed may not be available, or may have different prices. Prices exclude state tax, license, document preparation fee, smog fee, and finance charges, if applicable. Vehicle option and pricing are subject to change. Prices include all dealer rebates and dealer incentives. Pricing and availability varies by dealership. Please check with your dealer for more information. Prices do not include dealer charges, such as advertising, that can vary by manufacturer or region, or costs for selling, preparing, displaying or financing the vehicle. Images displayed may not be representative of the actual trim level of a vehicle. Colors shown are the most accurate representations available. However, due to the limitations of web and monitor color display, we cannot guarantee that the colors depicted will exactly match the color of the car. Information provided is believed accurate but all specifications, pricing, and availability must be confirmed in writing (directly) with the dealer to be binding. Neither the Dealer nor Autofusion is responsible for any inaccuracies contained herein and by using this application you the customer acknowledge the foregoing and accept such terms.