What is a 205/40R18 tire width?
The 205/40R18 has a width of 8.1 inches or 205 mm wide. This is the measurement of the tire at its thickest point, the distance between the inner sidewall’s widest point and the outer sidewall’s widest point. This physical width of the tire can change if the tire is mounted on a wheel slightly wider or narrower than the size indicated by the rim width.
How tall is a 205/40R18 tire’s height?
The 205/40R18 has an overall diameter of 24.4 inches or 621 mm tall (measured from the outside edges of the wheel)
What size rim do I need for 205/40R18?
The size rim of a 205/40R18 tire is 18 inches or 457 mm tall. This number represents the distance between the two bead seat areas where the tire is sealed onto the wheel.
How tall is a 205/40R18 tire sidewall’s height?
The sidewall height of a 205/40R18 is 2.8 inches or 82 mm tall. It’s measured from the wheel rim to the top of the tread, expressed as a percentage of tire width.
What about 205/40R18 tire circumference?
205/40R18 tire has a circumference of 76.7 inches or 1948 mm
How many revolutions for 205/40R18 per mile & kilometer?
The 205/40R18 performs 513 revolutions per kilometer or 826 revolutions per mile. Revolutions per mile indicate the number of times a tire revolves while it covers the distance of one mile/kilometer
What’s wider or narrow than 205/40R18 is acceptable?
You can replace the 205/40R18 tires that are within ±3% of the overall tire diameter. In this case, it’s between 23.7 and 25.1 inches (602mm to 640 mm). Check our tire size chart here or the tire size calculator tool here to find your size.