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145/85R18 Tires

145/85R18 tires have a diameter of 27.7", a section width of 5.7", and a wheel diameter of 18". The circumference is 87.0" and they have 728 revolutions per mile.
Specs may vary by manufacturer. learn more
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145/85R18 Tire Front
5.7"
27.7"
145/85R18 Tire Side
18 Inch Wheel
Circumference
87.0"
18"
4.9"
728 Revs/Mile
145/85R18
Diameter : 27.7"
Width : 5.7"
Wheel : 18"
Sidewall : 4.9"
Circum. : 87.0"
Revs/Mile : 728

Upsizing Wheels or Tires?

When searching for the perfect tire for your vehicle you need options. Click the "Alternate Sizes" button to see a list of similar tire sizes. You can then change the wheel size to see alternate sizes on a different diameter wheel.
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Select a Size to Compare Prices on Available Tires

Continental Tires
 Continental CST 17 145/85R18
CST 17
Spare | 103M SL
Avg. $131.00