Engineered for peace of mind in hot, cold, wet and dry conditions, the N5000 is an all season choice. Excellent water drainage and anti-hydroplaning is achieved with 4 straight wide grooves. A straight center rib block serves to effectively address driving stability at high speeds, and provides excellent steering response. Noise reduction and vibration, which can produce uneven wear is diminished with the N5000's curved directional groove edge and 5 random pitch variation