Some Things You May Need to Know About Your Tires Before You Hit the Road?

Do you ever wonder what those numbers or codes means on your tires?

For examples, the tire size of your passenger car is usually a mixture of letters and numbers [P225/60 R16 92V], note this specification format is on for certain type of tires. Therefore, other tires specifications may be different. The “P” is for [“P-metric”] and signifies that the tire can be installed on passenger vehicles, with weight 1/2-ton and under load capacity.

There are other tire letters such as [“T” which signify Temporary/Spare use only tire; “LT” signifies tires use for Light Trucks; “C” signifies that the tire is for Commercial use which are made to be installed on vans or delivery trucks for transporting heavy loads which are labeled by its appropriate “Load Ranges” such as” B, C or D,” the “R” signifies that the tire is of Radial  construction in which the tire’s body plies “radiate” out from the imaginary center of the wheel]

There are more letters which you might encounter on a tire like “ZRF” the “Z” is for speed rated self-supporting run-flat tire where a vehicle can keep constant speed on a flat tire, with reference to the run-flat tire size and the “ZR” is the tire speed rating.

The “225” is the width of the sidewalls both for inner or outer sides of the that particular tire measured in millimeters after the tire is mounted; the “60” is an indication of the tire size’s sidewall height from the outer lip of the rim to the start of the tire treads, this is 60% of its section width [225mm]. There for the bigger the number the tailor the sidewall will be.

The “16” is the tire’s rim diameter which is measured in inches, you may also see numbers such as 8, 10, 12, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 26 or 28 also mostly use on light trucks and passenger cars. Tire rim diameters are also measured in half too just in case you see tire size in these formats [x.5 or xx.5 or xxx.5].