2025 Gmc Single Cab. Detailed specs and features for the 2025 gmc sierra 1500 regular cab pro including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders,. The motortrend buyer's guide has the 2025 gmc sierra 1500 specs you need, from dimensions and cargo space to power and mpgs.

View information about specs and features. Compare all 2025 gmc sierra 1500 regular cab trims in one place.