The Bridgestone D840 HT Dueler tire is an all season highway tier for light trucks. This tire provides drivers of light trucks with a pleasant combination of all season traction, long wear and on road comfort. These tires provide traction in even light snow and are aptly branded with the M+S symbol. These tires were designed as the original equipment tires for 2WD and 4WD medium duty and Light Duty Trucks, Vans, Pickups, Sport Utility and Crossover Utility Vehicles. These tires can be used as direct replacements or alternatively can be worn in sets or pairs if your original equipment tires have worn out. The Bridgestone D840 HT Dueler can be used on other vehicles in axle pairs and sets of four as long as they are of the appropriate speed rating, load range, size, performance category as your vehicles O.E tires that you are replacing.