305/45R18 Tire Size

Specifications, compatible vehicles, alternative sizes, and comparison links for 305/45R18.

Tire Specifications

305/45R18

Standard Tire Size Notation

305

Section Width (mm)

45

Aspect Ratio (%)

18”

Rim Diameter (in)

Overall Diameter:731.7 mm (28.8”)
Sidewall Height:137.3 mm (5.4”)
Circumference:2298.7 mm
Revolutions/Mile:700

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 305/45R18.

Plus Sizing

315/40R18325/35R18

Minus Sizing

295/50R18285/55R18

Same Diameter

295/45R18315/45R18

Compare Tire Sizes

See the difference between 305/45R18 and another size

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