# T115/70R15 in inches

## How tall is a T115 70R15 tire?

When converted to inches, the equivalent of a T115/70R15 tire size is 21.4x4.5R15. It means that:

• height overall (or diameter) is 21.4 inches
• tread width is 4.5 inches
• wheel diameter is 15 inches

## T115/70R15 tire size in inches

Height / overall diameter
21.4 inches
4.5 inches
Sidewall
3.2 inches
Wheel diameter
15 inches
Circumference
67.2 inches
Revolutions
941 per mile

## T115/70R15 — what does it mean?

• T means "temporary"
• 115 stands for tread width in millimeters
• 70 is an aspect ration between the tread width and the sidewall in percents
• R means that the tire has a radial construction
• 15 is a wheel diameter (or rim) in inches

## How to convert T115 70R15 to inches?

First of all, we need to divide 115 mm (width) by 25.4 (mm to inch conversion), which will give us a width of 4.5″. Then, 70% of the 4.5″ will result in 3.2″ sidewall.

To get the total height or tire diameter, we need to sum the 15″ rim diameter with two of the sidewall heights. It will result in a 21.4″ total tire diameter (or height).

For your convenience, below is a table for T115/70R15 conversion to inches:

Inches Metric
Overall diameter (height) 21.4″ 544 mm
Wheel diameter 15″ 544 mm
Sidewall height 3.2″ 81 mm
Circumference 67.2″ 1708 mm
Revolutions 941 / ml 585 / km

## Alternatives to a T115/70R15 tire

If you're looking to upsize your T115 70R15 tires, try to stay within 3% deviation of an overall diameter for safety reasons.

Tire Tire diameter Width Wheel Size
105/70R15 20.8″ -0.75% 4.1″ 15″
115/70R15 21.4″ 0% 4.5″ 15″
125/70R15 22″ 0.68% 4.9″ 15″
165/45R15 20.8″ -0.75% 6.5″ 15″
165/50R15 21.6″ 0.23% 6.5″ 15″
175/50R15 22″ 0.68% 6.9″ 15″
185/45R15 21.6″ 0.23% 7.3″ 15″
195/45R15 22″ 0.68% 7.7″ 15″
215/40R15 21.8″ 0.46% 8.5″ 15″
245/35R15 21.8″ 0.46% 9.6″ 15″