Introducing the Hennessey GOLIATH 700 GMC Sierra AT4—a luxury off-road truck with the horsepower to back up its premium reputation. Built around GMC’s refined AT4 platform, the GOLIATH 700 upgrade adds a high-performance supercharger system to the 6.2L V8, delivering 700 horsepower along with stronger acceleration, sharper throttle response, and unmistakable Hennessey performance. In this video, we take a closer look at what makes the GOLIATH 700 unique. From its aggressive stance and commanding road presence to the premium interior and off-road-ready capability, the Sierra AT4 provides the perfect foundation for a truck that blends luxury, utility, and serious power. Whether you’re towing, traveling, exploring off the beaten path, or simply enjoying the drive, the GOLIATH 700 delivers performance without sacrificing comfort.