2026 GMC Sierra 1500 Denali Ultimate

Engine Type: 6.2L EcoTec3 V8 std / 3.0L Duramax Diesel opt.*

Displacement: 6,162 cc / 2,996 cc*

Max Power: 420 hp (6.2L V8) / 305 hp (Diesel)*

Max Torque: 460 lb-ft (6.2L V8) / 495 lb-ft (Diesel)*

No. of Cylinders: 8 or 6*

Valves Per Cylinder: 4*

Fuel Supply System: Direct Injection w/ Dynamic Fuel Management*

Turbo Charger: ❌ (V8 std) / ✅* (Diesel opt.)

Transmission Type: Automatic*

Gearbox: 10-Speed Automatic*

Drive Type: 4WD std*

Cab Style: Crew Cab only*

Bed Length Options: Short Bed 5.8 ft only*

Bed Length — This Config (ft/in): Short: 69.9 in*

Bed Width — Floor Max (in): 71.4 in*

Bed Width — Between Wheelhouses (in): 50.6 in*

Bed Depth (in): 22.0 in*

Bed Material: High-Strength Steel (EZ-Lift & Lower tailgate)*

Payload Capacity: Up to 1,680 lbs / 762 kg*

Max Towing Capacity: Up to 13,300 lbs / 6,033 kg (6.2L V8 std + Max Trailering)*

Towing Configuration: Conventional / 5th Wheel / Gooseneck opt.*

Tongue Weight Rating: Up to 1,330 lbs*

Integrated Trailer Brake Controller: ✅*

Trailer Sway Control: ✅* (standard all trims)

Tow/Haul Mode: ✅* (standard all trims)

Max Engine Options Available: 6.2L V8 std / 3.0L Duramax Diesel opt.*

Additional Features — Truck Capability: EZ-Lift & Lower tailgate, CornerStep rear bumper, 12 fixed cargo tie-downs, spray-on bedliner std, GMC MultiPro Tailgate opt., chrome wheel-to-wheel assist steps std, 22-in wheels std, In-Vehicle Trailering App, trailer side blind zone alert std, integrated trailer brake controller std, Transparent Trailer View std, up to 14 camera views std, Super Cruise w/ trailering std, Hitch Guidance w/ Hitch View std, exclusive Denali Ultimate grille and exterior trim*

Fuel Type: Regular Unleaded (V8) / Diesel opt.*

MPG: 14 City / 18 Hwy / 16 Combined (6.2L V8 4WD)*

Fuel Tank Capacity: 24.0 gal / 90.9 L std / 33.0 gal opt.*

Top Speed: N/A (not published)

Front Suspension: Independent SLA w/ Stabilizer Bar, Adaptive Ride Control std*

Rear Suspension: Multi-Link, Leaf Spring, Adaptive Ride Control std*

Shock Absorbers Type: Adaptive Ride Control (Magnetic Ride) std*

Steering Type: Rack-and-Pinion, Electric Power Assist*

Steering Column: Power Tilt & Telescoping w/ Memory*

Front Brake Type: Ventilated Disc*

Rear Brake Type: Ventilated Disc*

Braking (60-0 mph): N/A

0-60 mph (Tested): 5.4 sec (est. 6.2L V8)*

Wheel Size: 22-in*

Wheel Type: 22-in High-Gloss Bright Multi-Spoke Chrome Alloy*

Length (ft/mm): ~18.9 ft / 5,764 mm (Crew Cab short bed)*

Width (ft/mm): 6.8 ft / 2,061 mm*

Height (ft/mm): 6.3 ft / 1,916 mm*

Boot Space (litres): Short: 1,781 L / 62.9 cu ft*

Seating Capacity: 5*

Wheel Base (ft/mm): ~11.4 ft / 3,480 mm*

No. of Doors: 4*

Power Steering: ✅*

Air Conditioner: ✅* (dual-zone automatic climate control)

Heater: ✅*

Adjustable Steering: ✅* (power tilt/telescoping w/ memory)

Height Adjustable Driver Seat: ✅* (16-way power heated/ventilated w/ massage)

Automatic Climate Control: ✅*

Adaptive Cruise Control: ✅* (std)*

Height Adjustable Front Seat Belts: ✅*

Rear AC Vents: ✅* (Double/Crew Cab)*

Cruise Control: ✅*

Parking Sensors: ✅* (front & rear)*

Keyless Entry: ✅*

Central Console Armrest: ✅*

Gear Shift Indicator: ✅*

Lane Change Indicator: ✅*

Follow Me Home Headlamps: ✅*

Additional Features - Comfort: Dual-zone auto climate, 16-way power heated/ventilated massaging front seats, Nappa full-grain perforated leather seating, open-pore real wood trim, brushed aluminum accents, exclusive Denali Ultimate grille/exterior, chrome wheel-to-wheel assist steps, power-folding heated mirrors, wireless phone charging, Keyless Open & Start, power liftgate, sunroof, 4G LTE Wi-Fi hotspot, Adaptive Ride Control (magnetic) std, Super Cruise w/ trailering std, Transparent Trailer View std, automatic stop/start, full GMC Pro Safety+ suite std*

Tachometer: ✅* (13.4-in touchscreen / 12.3-in driver display)*

Leather Wrapped Steering Wheel: ✅* (heated leather)*

Glove Box: ✅* (dual lockable glove boxes)*

Additional Features - Interior: Nappa full-grain perforated leather seating, open-pore real wood trim, brushed aluminum accents, 13.4-in Premium Infotainment w/ Google built-in, 12.3-in digital DIC, wireless CarPlay/Android Auto, USB ports, dual-zone auto climate, 16-way heated/ventilated massaging front seats, wireless charging, SiriusXM, Bose 12-speaker premium audio std, memory driver seat, Denali Ultimate-exclusive interior design, power-tilt/telescoping steering w/ memory, OnStar, full GMC Pro Safety Plus, Super Cruise std*

Upholstery: Nappa Full-Grain Perforated Leather*

Adjustable Headlamps: ✅* (exclusive Denali LED projector)*

Rear Window Wiper: N/A (open pickup bed)*

Rear Window Washer: N/A (pickup truck)*

Rear Window Defogger: ✅* (rear cab window)*

Alloy Wheels: ✅* (22-in high-gloss chrome multi-spoke)*

Rear Spoiler: N/A (pickup truck)

Side Stepper: ✅* (chrome wheel-to-wheel assist steps std)*

Outside Rear View Mirror Turn Indicators: ✅*

Integrated Antenna: ✅*

Chrome Grille: ✅* (exclusive Denali Ultimate chrome grille)*

Projector Headlamps: ✅* (exclusive Denali LED projector)*

Fog Lights: ✅* (LED)*

Sunroof: ✅* (power sunroof std)*

Boot Opening: EZ-Lift & Lower Tailgate / GMC MultiPro opt.*

Tyre Size: 275/45R22*

Tyre Type: All-Season*

LED DRLs: ✅*

LED Headlamps: ✅*

LED Taillights: ✅*

Additional Features - Exterior: Exclusive Denali Ultimate chrome grille, 22-in high-gloss chrome multi-spoke wheels, chrome wheel-to-wheel assist steps, chrome bumpers, exclusive LED projector headlamps, LED taillamps, LED fog lamps, power-folding heated mirrors w/ puddle lamps, spray-on bedliner std, power sunroof, exclusive Denali Ultimate exterior trim and badging, MultiPro Tailgate opt.*

ABS: ✅*

Central Locking: ✅*

Anti-Theft Alarm: ✅*

No. of Airbags: 6*

Driver Airbag: ✅*

Passenger Airbag: ✅*

Side Airbag: ✅*

Side Airbag-Rear: ✅* (side curtain all rows)*

Safety Rating: IIHS Top Safety Pick (current gen)*

Day & Night Rear View Mirror: ✅* (Transparent Trailer View opt.)*

EBD: ✅*

Seat Belt Warning: ✅*

Door Ajar Warning: ✅*

Engine Immobilizer: ✅*

Speed Alert: ✅*

Speed Sensing Auto Door Lock: ✅*

Additional Features - Safety: GMC Pro Safety Plus std: FCA, AEB, Front Pedestrian Braking, Following Distance Indicator, Lane Keep Assist, IntelliBeam, rear vision camera, Rear Cross-Traffic Alert, Blind Zone Steering Assist, Lane Change Alert, Side Blind Zone Alert, adaptive cruise control std, front & rear parking sensors std, Surround Vision std, Transparent Trailer View std, up to 14 camera views std, Super Cruise w/ trailering std, 15-in HUD opt., Teen Driver, OnStar Emergency SOS*

Radio: AM/FM/HD Radio, SiriusXM trial*

Infotainment Screen Size: 13.4-inch*

Touchscreen: ✅*

Touchscreen Size: 13.4-inch*

USB Ports: 4x USB*

Tweeters: ✅* (Bose 12-speaker std)*

Speakers: Bose 12*

Additional Features - Entertainment: 13.4-in Premium GMC Infotainment w/ Google built-in, 12.3-in digital DIC, wireless Apple CarPlay, wireless Android Auto, Bluetooth, AM/FM/HD/SiriusXM trial, 4x USB, 4G LTE Wi-Fi hotspot, Bose 12-speaker premium audio std, navigation, In-Vehicle Trailering App, Hitch Guidance w/ Hitch View std, Transparent Trailer View std, up to 14 camera views std, Super Cruise w/ trailering std, 15-in HUD opt., OnStar, myGMC app*

Max Towing Capacity: Up to 13,300 lbs / 6,033 kg (6.2L V8 std + Max Trailering pkg)*

Ground Clearance: 8.9 in*