The 2026 GMC Sierra HD SLE 4WD Crew Cab 177 WB, 60 CA, was released in late 2025, is a powerful and capable heavy-duty truck designed for performance and reliability. It features a 6.6L Gas V8 engine generating 401 horsepower and 464 lb-ft of torque, paired with a 10-speed automatic transmission and four-wheel drive for superior traction. With a 63.5-gallon fuel tank, 270.3-inch length, and 8.15-inch ground clearance, it’s built for long hauls and rugged terrain. The cabin offers Bluetooth, Wi-Fi hotspot, and smart device integration, while safety features like blind-spot monitoring, rear parking aid, and cross-traffic alert enhance confidence and control.