2013 Dodge Durango Owner's Manual - Page 518

516 STARTING AND OPERATING the tire sidewall. Use all season tires only in sets of four; If you need snow tires, select tires equivalent in size and failure to do so may adversely affect the safety and type to the original equipment tires. Use snow tires only in sets of four; failure to do so may adversely affect the handling of your vehicle. safety and handling of your vehicle. Summer Or Three Season Tires - If Equipped Snow tires generally have lower speed ratings than what Summer tires provide traction in both wet and dry was originally equipped with your vehicle and should conditions, and are not intended to be driven in snow or not be operated at sustained speeds over 75 mph on ice. Summer tires will not contain the all season (120 km/h). For speeds above 75 mph (120 km/h) refer to designation or mountain/snowflake symbol on the tire original equipment or an authorized tire dealer for sidewall. Use summer tires only in sets of four; failure to recommended safe operating speeds, loading and cold do so may adversely affect the safety and handling of tire inflation pressures. your vehicle. While studded tires improve performance on ice, skid Snow Tires and traction capability on wet or dry surfaces may be Some areas of the country require the use of snow tires poorer than that of non-studded tires. Some states produring the winter. Snow tires can be identified by a hibit studded tires; therefore, local laws should be checked before using these tire types. mountain/snowflake symbol on the tire sidewall.