What does 205/55R16 mean?

The code specifies a 205 mm section width, a 55% aspect ratio, and a 16.0-inch rim diameter.

What is the overall diameter of the 205/55R16 Tire?

Its overall diameter is about 632.0 mm, with a circumference of 1985.5 mm.

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205/55R16 Tire Size & Dimensions

Tires

Official Confirmed Size

The 205/55R16 Tire has a section width of 205.0 mm ( 8.07 in), a 112.8 mm sidewall, and an overall diameter of 632.0 mm ( 24.88 in). It rolls 1985.5 mm per revolution. It weighs 9.00 kg (19.84 lb).

Exact Dimensions

205/55R16 Tire exact dimensions in millimeters and inches
Dimension	Metric	Imperial
Section width	205.0 mm	8.07 in
Sidewall height	112.8 mm	4.44 in
Overall diameter	632.0 mm	24.88 in
Rim diameter	406.4 mm	16.00 in
Circumference	1985.5 mm	78.17 in
Revolutions per mile	810.6	810.6
Weight	9.00 kg	19.84 lb

Calculate another tire sizeCompare diameter, circumference, clearance change, and speedometer impact for a replacement tire.

Size in Context

The 205/55R16 Tire has a section width of 205.0 mm, a sidewall height of 112.8 mm, and an overall diameter of 632.0 mm. Each revolution covers about 1985.5 mm. It weighs about 9.00 kg.

The 205/55R16 Tire is a vehicle component, so its outer diameter, width, and profile describe the space it needs rather than a pocket or desk footprint.

At 9.00 kg, the 205/55R16 Tire has the substantial feel expected of a vehicle component; size and weight both matter for fit and handling.