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MAINTENANCE
MAINTENANCE
Tire Labeling
The tires that came on your vehicle have a number of markings. Those you
should be aware of are described below. Here is an example of what each marking means: 185/55R16 83V• 185: tire width in millimeters
• 55: aspect ratio (tire section height as
a percentage of its width)
• R: tire construction code (radial)
• 16: rim diameter in inches
• 83: load index (code indicating
maximum load tire can carry)
• H: speed symbol (code indicating maximum speed rating)
Tire Identification Number (TIN)
The tire identiication number (TIN) is a group of numbers and letters that look like the
example below. TIN is located on the sidewall of the tire.
Glossary of Tire Terminology
Cold Tire Pressure – The tire air pressure when the vehicle has been parked for at least three hours or driven less than 1 mile (1.6 km). Load Rating – The maximum load that a tire is rated to carry for a given in ation pressure. Maximum Inlation Pressure – The maximum tire air pressure that the tire can hold. Maximum Load Rating – The load rating for a tire at the maximum
permissible inlation pressure for that tire. Recommended Inlation Pressure – The cold tire inlation pressure
recommended by the manufacturer.
Treadwear Indicators (TWI) – The projections within the principal grooves designed to give a visual indication of the degrees of wear of the tread.
Tire size
Tire identi cation
number (TIN)
Maximum tire load
Maximumtire pressure
Tire size
DOT B97R FW6X 2209 DOT: This indicates that the tire meets al l
requirements of the
