The X series full-size tires feature front and rear tread patterns with a reinforced bridged knob pattern for increased lateral bite and stability Built with a high module carcass construction that provides maximum bump absorption and feel Provides traction on a wide range of conditions from hard to medium-soft terrain Best tire for any rider looking for a more durable, all-around tire Feature high durability and consistent performance. TIRE MX EXTRA 100/90-19