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VEHICLE GUIDE
2026 GMC Sierra 2500hd Denali
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.
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7TRIMS
GasPOWERTRAINS
$50,700LOWEST PUBLISHED MSRP
17HIGHEST DOCUMENTED COMBINED MPG
7TRIMS
GasPOWERTRAINS
$50,700LOWEST PUBLISHED MSRP
17HIGHEST DOCUMENTED COMBINED MPG
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SPECS
Choose your exact version before trusting the numbers.
Start with the trim, then narrow by engine or powertrain and drivetrain. The numbers below stay tied to the version they actually apply to.
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