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2025 GMC SIERRA HEAVY DUTY
DENALI & DENALI ULTIMATE
DENALI STARTING AT
$73,900*
AVAILABLE TOW UP TO
30,800 LBS.*
KEY FEATURES
EXPLORE GMC SIERRA HD DENALI & DENALI ULTIMATE TRIMS
As Shown $74,395
DENALI
STARTING AT
$73,900*
30,800 LBS.*
INCLUDES SLT STANDARD FEATURES, PLUS ADDS OR SUBSTITUTES
- 20" Ultra-Bright machined wheels with bright chrome inserts
*
- Denali-exclusive authentic open-pore wood, patterned aluminum trim and forge perforated leather seating surfaces
- 12-way heated and ventilated power front seats
AVAILABLE FEATURES
- Duramax 6.6L Turbo-Diesel V8 engine with Allison® 10-speed automatic transmission
- Power sunroof
- Rear Camera Mirror
*
As Shown $93,295
DENALI ULTIMATE
STARTING AT
$92,800*
30,700 LBS.*
INCLUDES DENALI STANDARD FEATURES, PLUS ADDS OR SUBSTITUTES
- Duramax 6.6L Turbo-Diesel V8 engine with Allison 10-speed automatic transmission
- Signature Vader Chrome grille and exclusive 20" Ultra-Bright machined aluminum wheels with gloss-black inserts
*
- Exclusive Alpine Umber interior featuring full-grain leather seating, authentic open-pore Paldao wood and 16-way power front seats with massage feature
- 12-Speaker Bose
* Premium Series with Centerpoint* surround sound
- Illuminated power assist steps and MultiPro Tailgate Audio System by KICKER
*
AVAILABLE FEATURES
- Auxiliary trailer camera
DENALI ULTIMATE COLORS
INTERIOR
Uncompromising luxury with premium amenities and our finest materials.
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PREMIUM DENALI INTERIOR
Sierra HD Denali’s interior distinguishes itself with aluminum trim, chrome accents, embroidered Denali logo and authentic open-pore walnut wood detailing.
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LUXURIOUS DENALI ULTIMATE MATERIALS
Sierra HD Denali Ultimate’s exclusive Alpine Umber interior features full-grain leather seating, plaited contrast stitching, and embossed and laser-etched topographical map patterns of Mt. Denali’s summit.
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16-WAY POWER FRONT SEATS
Experience serious comfort in Sierra HD Denali Ultimate’s best-in-class
EXTERIOR
Take on the world in first-class style.
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BOLD DENALI GRILLE
Stand out everywhere you go with Sierra HD Denali’s signature chrome grille, front bumper and exterior design.
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20" DENALI WHEELS
Sierra HD Denali stands out with 20" Ultra-Bright machined wheels with bright chrome inserts.
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DENALI ULTIMATE GRILLE
Stand out in Denali Ultimate style with its signature Vader chrome grille.
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20" DENALI ULTIMATE WHEELS
Sierra HD Denali Ultimate features attractive 20" Ultra-Bright machined aluminum wheels with gloss-black inserts.
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LED PROJECTOR HEADLAMPS
LED projector headlamps feature GMC signature animated lighting sequences.
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SPRAY-ON BEDLINER
Help protect the bed and enhance its style with durable cargo bed protection featuring a GMC logo.
TECHNOLOGY
Keep informed and in command.
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13.4" DIAGONAL CENTER TOUCHSCREEN
This tablet-style touchscreen — the largest in its class
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12.3" DIAGONAL COLOR DRIVER INFORMATION CENTER
Control and customize important vehicle, driving and infotainment content in high-resolution clarity.
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12-SPEAKER BOSE SOUND SYSTEM
The technologically advanced available 12-speaker Bose
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PREMIUM GMC INFOTAINMENT SYSTEM*
With available Google built-in compatibility
CAPABILITY
Strong, smart and advanced.
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ADAPTIVE CRUISE CONTROL* WITH TRAILERING*
This feature allows the luxury heavy-duty truck’s Adaptive Cruise Control to account for additional drag and increased braking distances when towing a trailer.
SAFETY AND DRIVER ASSISTANCE
SIERRA HD PRO SAFETY
Every Sierra Heavy Duty luxury truck includes active safety and driver assistance technologies that help while driving and trailering. Sierra HD Pro Safety includes:
Forward Collision Alert
Following Distance Indicator
Front Pedestrian Braking
IntelliBeam
Lane Departure Warning
Buckle to Drive
Automatic Emergency Braking
Safety or driver assistance features are no substitute for the driver’s responsibility to operate the vehicle in a safe manner. Read the vehicle Owner’s Manual for important feature limitations and information.
2500 SPEC HIGHLIGHTS
The Sierra 2500 HD Denali pickup truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed.
MAX AVAILABLE GCWR
30,000 lbs.*
WHEELBASE
159.0"–172.0"
FRONT/REAR TREAD WIDTH
68.4"/68.3" SRW
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
19,900 lbs.*
GROUND CLEARANCE
10.43"
CARGO VOLUME
69.5–83.5 cu. ft.*
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.*
MAX AVAILABLE PAYLOAD
3,599 lbs.*
The Sierra 2500 HD Denali Ultimate pickup truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed.
MAX AVAILABLE GCWR
30,000 lbs.*
WHEELBASE
159.0"–172.0"
FRONT/REAR TREAD WIDTH
68.4"/68.3"
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
19,300 lbs.*
GROUND CLEARANCE
10.43"
CARGO VOLUME
69.5–83.5 cu. ft.*
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.*
MAX AVAILABLE PAYLOAD
3,518 lbs.*
3500 SPEC HIGHLIGHTS
The Sierra 3500 HD Denali pickup truck comes in a 4WD Crew Cab model with a 6' 9" standard bed or an available 8' long bed. Long bed is available with a Single Rear Wheel or Dual Rear Wheel configuration.
MAX AVAILABLE GCWR
40,000 lbs.*
WHEELBASE
159.0"–172.0"
FRONT/REAR TREAD WIDTH
68.4"/68.3" SRW
68.8"/75.0" DRW
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
30,800 lbs.*
GROUND CLEARANCE
11.1"-11.2" SRW
10.4" DRW
CARGO VOLUME
69.5–83.5 cu. ft.*
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.*
MAX AVAILABLE PAYLOAD
6,088 lbs.*
The Sierra 3500 HD Denali Ultimate pickup truck comes in a 4WD Crew Cab model with either a 6' 9" standard bed or an available 8' long bed. Long bed is available with a Single Rear Wheel or Dual Rear Wheel configuration.
MAX AVAILABLE GCWR
40,000 lbs.*
WHEELBASE
159.0"–172.0"
FRONT TREAD/REAR TREAD WIDTH
68.4"/68.3" SRW
68.8"/75.0" DRW
MAX AVAILABLE GOOSENECK/FIFTH-WHEEL TRAILERING RATING
30,700 lbs.*
GROUND CLEARANCE
11.1"-11.2" SRW
10.4" DRW
CARGO VOLUME
69.5–83.5 cu. ft.*
MAX AVAILABLE CONVENTIONAL TRAILERING
20,000 lbs.*
MAX AVAILABLE PAYLOAD
