# How wide is a 255/40 r18?

## How wide is a 255/40 r18?

Plus Sizes

255/40-18 245/45-18
Diameter inches (mm) 26.03 (661.2) 26.68 (677.7)
Width inches (mm) 10.04 (255) 9.65 (245)
Circum. inches (mm) 81.78 (2077.22) 83.82 (2129.06)
Sidewall Height inches (mm) 4.02 (102) 4.34 (110.25)

## What size wheel is 255?

255/30R20 tires have a diameter of 26.0″, a section width of 10.0″, and a wheel diameter of 20″. The circumference is 81.7″ and they have 775 revolutions per mile. Generally they are approved to be mounted on 8.5-9.5″ wide wheels.

What size is 195R14?

195R14 tires have a diameter of 26.2″, a section width of 7.8″, and a wheel diameter of 14″. The circumference is 82.3″ and they have 770 revolutions per mile.

How wide is a 255 35r18?

Plus Sizes

225/40-18 255/35-18
Diameter inches (mm) 25.09 (637.2) 25.03 (635.7)
Width inches (mm) 8.86 (225) 10.04 (255)
Circum. inches (mm) 78.81 (2001.82) 78.63 (1997.11)
Sidewall Height inches (mm) 3.54 (90) 3.51 (89.25)

### Will a 9 inch tire fit on a 8 inch rim?

A lot people do 9s all the way around. As long as its the same rim size you’re fine. You just can’t put a 25×7-12 tire on a 12-8 rim.

### What size is 255 80R17?

33.1″
255/80R17 tires have a diameter of 33.1″, a section width of 10.0″, and a wheel diameter of 17″. The circumference is 103.8″ and they have 610 revolutions per mile. Generally they are approved to be mounted on 6.5-8.5″ wide wheels.

How wide is a 225 tire in inches?

Section width of tire (Example: P 225/45R17 91V) The section width can be converted to inches by dividing the width in millimeters by 25.4 like so: (225 millimeters) / (25.4 mm/in) = 8.86 inches.

How wide is 8.5 J?

Tyre overall rolling diameter

Rim Width Minimum tyre width Maximum tyre width
8.0 Inches 215 mm 245 mm
8.5 Inches 225 mm 255 mm
9.0 Inches 235 mm 265 mm
9.5 Inches 245 mm 275 mm

#### What is 35r18?

This number indicates that your tire has a width of 255 millimeters. 35. This number means that your tire has an aspect ratio of 35%. In other words, your tire’s sidewall height (from the edge of the rim to the tire’s tread) is 35% of the width. In this case, the sidewall height works out to be 89 millimeters.