The m779 is the light to medium all-season truck tire that many have come to depend on for years. With dual layer tread to reduce overtime wear, long-lasting performance is not the only thing this tire has going for it. The AT m779 comes with weather-ready protections including semi-stealth blocks and duratech technology. The former is responsible for creating better handling and improving the ride in wet conditions. And the latter reduces tearing. Traction, seasonal protections and more make this tire a winner in the eyes of satisfied customers the world over.