Question 1

What is the purpose of plus sizing tires?

Accepted Answer

To maintain accurate data tracking within the vehicle

Answer

To increase the overall weight of the vehicle

Answer

To decrease the tire width

Answer

To improve fuel efficiency

Question 2

What is the purpose of downsizing tires?

Accepted Answer

To improve driving stability on slippery surfaces

Answer

To increase the overall weight of the vehicle

Answer

To enhance speed

Answer

To decrease fuel efficiency

Question 3

What is the rim width range specification for a tire?

Accepted Answer

It can be mounted on a wheel of any width within a specified range

Answer

It can be mounted on any wheel width without impact

Answer

It can only be mounted on wheels of a specific width

Answer

It must be mounted on a narrow wheel width

Question 4

What is the purpose of 'Plus zero' tire sizing?

Accepted Answer

Utilize the same rim diameter as the factory tire size, only changing the tire height and width.

Answer

Keep the rim diameter the same but change the wheel width.

Answer

Decrease the rim diameter by one inch from the factory tire size.

Answer

Increase the rim diameter by one inch from the factory tire size.

Question 5

What does 'Plus one' mean when referring to tire sizing?

Accepted Answer

Increase the wheel diameter by one inch more than the original equipment (OE) wheel.

Answer

Decrease the wheel diameter by one inch from the original equipment (OE) wheel.

Answer

Double the wheel diameter from the original equipment (OE) wheel.

Answer

Keep the wheel diameter the same as the original equipment (OE) wheel.

Question 6

What happens when you 'Minus size' tires?

Accepted Answer

Decrease the rim diameter by 1 inch while increasing the aspect ratio and reducing the tire width.

Answer

Decrease the aspect ratio and increase the tire width.

Answer

Keep the rim diameter the same while lowering the aspect ratio.

Answer

Increase the rim diameter by 1 inch with no other changes.

Question 7

What does the rule of thumb say about tire section width when there is a half inch change in rim width?

Accepted Answer

The tire's section width will change by approximately 2/10 of an inch.

Answer

The tire's section width will not be affected by changes in rim width.

Answer

The tire's section width will change by half an inch.

Answer

The tire's section width will change by one inch.

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