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Tuesday 8:00am - 6:00pm
Wednesday 8:00am - 6:00pm
Thursday 8:00am - 6:00pm
Friday 8:00am - 6:00pm
Saturday 9:00am - 3:00pm
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Tuesday 7:30am - 5:30pm
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Friday 7:30am - 5:30pm
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Tuesday 8:00am - 5:30pm
Wednesday 8:00am - 5:30pm
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Friday 8:00am - 5:30pm
Saturday 9:00am - 12:00pm
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New 2025 GMC Sierra 3500HD Denali Ultimate
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New 2025 GMC Sierra 3500HD Denali Ultimate

81 models in stock
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In-Transit
2025 GMC Sierra 3500HD Denali Ultimate
Vehicle Details
    Body Style
    Truck
    Engine
    8Cyl
    Exterior Colour
    Silver
    Transmission
    Automatic
    Drivetrain
    4×4
    Doors
    4
    VIN
    1GT4UYEY8SF305457
    Stock #
    25T199
    Condition
    New

Where unmatched strength meets first-class luxury, the 2025 GMC Sierra 3500HD Denali Ultimate is the ultimate expression of premium capability. Built for towing, hauling, and turning heads, this heavy-duty pickup blends rugged performance with high-end comfort and cutting-edge technology.

Performance & Capability

  • Powerful 6.6L Duramax® Turbo-Diesel V8 with 10-speed Allison® automatic transmission

  • Up to 470 horsepower and 975 lb-ft of torque

  • 4-Wheel Drive with available dual rear wheel (DRW) configuration

  • Maximum towing capacity of up to 30,000+ lbs when properly equipped

  • Integrated trailer brake controller, diesel exhaust brake, and advanced trailering tech

Exterior Features

  • Denali Ultimate-exclusive Vader Chrome grille and accents

  • 20" Ultra-Bright machined aluminum wheels with high-gloss black inserts

  • Power-retractable assist steps with LED perimeter lighting

  • GMC MultiProâ„¢ Tailgate with multiple configurations and built-in speaker system

  • Signature LED headlamps and taillamps with animated lighting

Interior Comfort & Convenience

  • Alpine Umber full-grain leather seats with 16-way power adjustability, heating, ventilation, and massage functions

  • Real wood trim, premium microsuede headliner, and Denali Ultimate embroidery

  • Heated second-row outboard seats and dual-zone automatic climate control

  • Large center console with wireless charging and abundant storage

  • Quiet, refined cabin with sound-absorbing insulation for a premium ride

Tech & Connectivity

  • 13.4" GMC Premium Infotainment System with Google built-in

  • Wireless Apple CarPlay® and Android Autoâ„¢

  • 15" multicolor Head-Up Display and digital rearview mirror

  • Bose® Premium Sound System with Centerpoint® Surround Technology

  • GMC Pro Safety Plus suite with HD Surround Vision, Adaptive Cruise Control, Lane Keep Assist, and more

Packages & Options
Options
  • Air Conditioning
  • Alloy Wheels
  • Backup Camera
  • Bluetooth Connection
  • Cooled Seats
  • Cruise Control
  • Heads Up Display
  • Heated Seats
  • Keyless Entry
  • Lane Assist
  • Leather Seats
  • Navigation System
  • Parking Sensors
  • Power Seats
  • Power Windows
  • Remote Start
  • Running Boards
  • Satellite Radio
  • Smart Device Integration
  • Sunroof / Moonroof
  • Wi-Fi Hotspot
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Westlock Motors
10415 104 Ave, Westlock, AB T7P 2E4
+1 780-349-3336
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In-Transit
Westlock Motors, Westlock, AB +1 780-349-3336
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