New 2026 GMC Sierra HD AT4

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Key Specs

  • icon
    Fuel Type
    Diesel
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    Transmission
    10-Speed A/T
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    Color
    White
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    Engine
    8

Vehicle Description

Heated/Cooled Leather Seats, Navigation, Heated Rear Seat, 4x4, Turbo Charged, Alloy Wheels, Bed Liner, Trailer Hitch, 3 YEARS SIRIUSXM, 3 YEARS ONSTAR ONE. Summit White exterior and Jet Black with Kalahari accents interior.

KEY FEATURES INCLUDE
Leather Seats, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat. GMC AT4 with Summit White exterior and Jet Black with Kalahari accents interior features a 8 Cylinder Engine with 470 HP at 2800 RPM*.

OPTION PACKAGES
ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE (470 hp [350.5 kW] @ 2800 rpm, 975 lb-ft of torque [1322 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), ASSIST STEPS, POWER-RETRACTABLE, BLACK includes LED lighting, TECHNOLOGY PACKAGE includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15 Diagonal Head-Up Display, 3 YEARS ONSTAR ONE, AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote, (A48) rear sliding power window and (U01) Roof Marker Lamps, 3 YEARS SIRIUSXM, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM with Google built in apps such as navigation and voice assistance, includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones. (STD), TRANSMISSION, 10-SPEED AUTOMATIC.

Horsepower calculations based on trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.

Key Features

  • 10-Speed A/T
  • 4-Wheel Disc Brakes
  • 8 Cylinder Engine
  • A/C
  • A/T
  • ABS
  • Adaptive Cruise Control
  • Adjustable Steering Wheel
  • Aluminum Wheels
  • AM/FM Stereo
  • Apple CarPlay
  • Auto-Dimming Rearview Mirror
  • Auxiliary Audio Input
  • Back-Up Camera
  • Bed Liner
  • Blind Spot Monitor

Vehicle Info

  • Condition New
  • Stock Number G26142
  • VIN 1GT4UVEY3TF104260
  • Year 2026
  • Make GMC
  • Model Sierra HD
  • Body Description N/A
  • Series AT4
  • Odometer 13
  • Factory Color Summit White
  • Interior Color Jet Black with Kalahari accents
  • Model Code N/A
  • Cylinders N/A
  • Engine Displacement 6.6
  • Transmission 10-Speed A/T
  • Drivetrain 4WD/4-Wheel Drive/4x4
  • Highway MPG N/A
  • City MPG N/A
  • Classification Pickup
  • Body Doors N/A
  • Exterior Color White
  • Certified Not Certified

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