- Harmonically Optimized Pitch Sequencing - Reduces road noise generation for a quieter ride - Asymmetric tread pattern - Tuned for optimal all season performance - Stiff outer tread blocks - Ensure precise vehicle handling and steering response - Additional inner-tread shoulder channels - Aid in water evacuation to reduce hydroplaning risk - Full depth sipes - Provide biting edges for grip throughout the life of the tire - 70,000 mile tread life warranty