225/45R18 Tire Size

Specifications, compatible vehicles, alternative sizes, and comparison links for 225/45R18.

Tire Specifications

225/45R18

Standard Tire Size Notation

225

Section Width (mm)

45

Aspect Ratio (%)

18”

Rim Diameter (in)

Overall Diameter:659.7 mm (26.0”)
Sidewall Height:101.3 mm (4.0”)
Circumference:2072.5 mm
Revolutions/Mile:777

Compatible Vehicles

No vehicles found for this tire size in our database.

Alternative Tire Sizes

Plus/minus sizing options and same-diameter alternatives based on 225/45R18.

Plus Sizing

235/40R18245/35R18

Minus Sizing

215/50R18205/55R18

Same Diameter

215/45R18235/45R18

Compare Tire Sizes

See the difference between 225/45R18 and another size

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