Standard equipment
- Adaptive cruise control
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VEHICLE GUIDE
2026 GMC Sierra 2500hd AT4X
A PICKUP with gas powertrain and 4WD availability.
2026 GMC Sierra 2500hd is a PICKUP with gas powertrain. 2026 GMC Sierra 2500hd offers 4WD; the exact drivetrain can change efficiency or capability, so the version matters.
7TRIMS
GasPOWERTRAINS
$50,700LOWEST PUBLISHED MSRP
17HIGHEST DOCUMENTED COMBINED MPG
2026 model-year guide7TRIMS
GasPOWERTRAINS
$50,700LOWEST PUBLISHED MSRP
17HIGHEST DOCUMENTED COMBINED MPG
EXPLORE THIS VEHICLE
Start with what matters to you.
Answers stay tied to this vehicle and the version you are viewing. Equipment can vary.
TRIM DETAIL
AT4X
See the defining facts for this trim, then choose an exact configuration.
COLORS & INTERIORS
No publishable facts yetColors & interiors
Available colors do not prove what is installed on a specific VIN.
Color availability has not been verified for this trim yet
Verified facts available for this trim
These facts are source-backed for this trim. What applies can still vary by exact configuration.