- 3 Peak Mountain Snowflake Certified (3PMS) for severe snow performance. - Aggressive open shoulder design increases stability and traction in all weather conditions. - Stone ejectors withstand harsh road conditions. - Trapezoidal claw design on the shoulder edge increases traction in snow and mud, dissipates heat and enhances durability. - Jagged edge tread blocks improve grip on ice and in the mud providing superior traction. - Zig zag grooves and continuous center block provide outstanding grip and superior handling. - 50,000 mile limited treadwear warranty P metric rated -50,000 mile limited treadwear warranty LT rated