The Turanza QuietTrack is Bridgestone's Grand Touring All-Season tire developed for the drivers of luxury cars, family sedans, coupes, crossovers and minivans who prioritize a luxuriously refined driving experience and secure, year-round traction. Bridgestone offers an 80,000 mile treadwear warranty. The Turanza QuietTrack is designed to blend a smooth, quiet ride, long tread life and wet traction with confident capability in light snow. The ComfortCruise Technology Package utilizes proprietary computer modeling software to design the optimal cavity shape and a rounded contact patch to help reduce vibration and provide a comfortable ride.