2011 Dodge Challenger Owner Manual SRT8 - Page 311

STARTING AND OPERATING 309 than that of non-studded tires. Some states prohibit studded SNOW TIRES Some areas of the country require the use of snow tires tires; therefore, local laws should be checked before using during the winter. All season tires can be identified by the these tire types. M+S designation on the tire sidewall. TIRE ROTATION RECOMMENDATIONS If you need snow tires, select tires equivalent in size and The tires on the front and rear of your vehicle operate at type to the original equipment tires. Use snow tires only different loads and perform different steering, driving, in sets of four; failure to do so may adversely affect the and braking functions. For these reasons, they wear at safety and handling of your vehicle. unequal rates. Snow tires generally have lower speed ratings than what was originally equipped with your vehicle and should not be operated at sustained speeds over 75 mph (120 km/h). For speeds above 75 mph (120 km/h) refer to original equipment or an authorized tire dealer for recommended safe operating speeds, loading and cold tire inflation pressures. These effects can be reduced by timely rotation of tires. The benefits of rotation are especially worthwhile with aggressive tread designs such as those on all season type tires. Rotation will increase tread life, help to maintain mud, snow, and wet traction levels, and contribute to a smooth, quiet ride. 5 Refer to the "Maintenance Schedule" for the proper mainWhile studded tires improve performance on ice, skid and tenance intervals. Remember, more frequent rotation is traction capability on wet or dry surfaces may be poorer permissible if desired. Also, correct for anything causing rapid or unusual wear prior to performing the tire rotation.