The 2025 GMC Denali 2500 is a heavy-duty pickup truck that offers a combination of power, capability, and luxury. It is the top-of-the-line model in the GMC Sierra lineup and is designed to meet the needs of demanding drivers who require a vehicle that can handle tough jobs and provide a comfortable ride.
The Denali 2500 comes standard with a powerful 6.6-liter Duramax diesel engine that produces 445 horsepower and 910 lb-ft of torque. This engine is paired with a 10-speed Allison automatic transmission that provides smooth and efficient shifting. The Denali 2500 also features a four-wheel-drive system with a locking rear differential, which provides excellent traction in off-road conditions.