Studdable All-Season All-Terrain Passenger Light Truck/Pickup tire.* Armor Tek3® construction provides a specially configured 3rd ply* Hybrid 4-5 rib design* Uniquely angled grooved walls coupled with specially engineered rubber compound* Strategically placed stone ejector ribs* M+S Rated* 45-Day Test Drive* To further reinforce tire strength in the sidewall and tread for incredible durability on tough terrain* Provides low tread pattern noise and even wear* Help reduce stone retention and resist cutting and chipping* Help discharge debris and resist stone retention