195/65R15 Firestone FT140 91S TireDesigned for drivers who want competent handling and sophisticated looks, the Firestone FT140 tire performs well in all seasons. They feature a ribbed tread design for traction even on light snow and its ribs help resist lateral sway. This tire has four circumferential grooves with many sipes to evacuate water for better wet traction. Sipes also promote even wear for long tire service. The durable rubber compound used for this tire offers long life.