Unit 1- Tire Dimensions

Front

What does the 'P' in tire size P185/75R14 stand for?

Back

The 'P' indicates that the tire is designed for passenger vehicles.

Front

What does the 'R' in tire size P185/75R14 signify?

Back

The 'R' indicates that the tire is of radial construction.

Front

What is the aspect ratio in tire size P215/70R17?

Back

The aspect ratio is the ratio of the tire's height to its width, expressed as a percentage.

Front

How do you calculate the overall diameter of a tire?

Back

Overall diameter = (Tire width x Aspect ratio x 2) / 25.4 + Rim diameter.

Front

What is the width of the tire size P205/65R15?

Back

205 mm.

Front

What is the rim diameter for a tire with the size designation P225/70R16?

Back

16 inches.

Front

What does the number '70' represent in the tire size P215/70R17?

Back

It represents the aspect ratio of the tire.

Front

What is the load index of a tire?

Back

The load index indicates the maximum load a tire can carry at its maximum inflation pressure.

Front

What is the significance of the tire size designation?

Back

It provides essential information about the tire's dimensions, construction, and intended use.

Front

What is the overall diameter of a tire with the size designation P215/60R16?

Back

26.16 inches.