Comparison 04/08/2025
2025 GMC Sierra HD vs 2024 GMC Sierra HD
The Sierra HD is the heavy duty variant of GMC’s Sierra truck lineup, and it makes that fact readily apparent from the word go. Looking every bit as imposing as the Heavy Duty name suggests, the truck utilizes its powerful motor and clever engineering to reach an impressive towing capacity of up to 36,000 pounds! Curious to know more about the new Sierra HD?
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