AT4
See where this trim sits, what it adds and which exact versions are available.
- Gas
- 4WD
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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 configuration matters.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.
See where this trim sits, what it adds and which exact versions are available.