The 2026 GMC Yukon XL 4WD AT4, released on July 10, 2025, is a bold and capable full-size SUV crafted in the USA for both adventure and comfort. It is powered by a 5.3L Gas V8 engine producing 335 hp and 383 lb-ft of torque, paired with a 10-speed automatic transmission and four-wheel drive for exceptional performance. With a top speed of 144 mph, it offers a city range of 420 miles and highway range of 532 miles. Measuring 225.2 inches long with seating for eight, it features adaptive cruise control, cooled seats, head-up display, Wi-Fi hotspot, and advanced safety technologies for an elevated driving experience.