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480/80R46 tire size

Tractor drive tire, about 76.9 in (1,954 mm) tall.

What 480/80R46 means

480 mm nominal section width, 80 aspect ratio, R radial, for a 46-inch rim.

Dimensions

Overall diameter
76.9 in (1,954 mm)
Static loaded radius
35.0 in (890 mm)
Rolling circumference
230.9 in (5,865 mm)
RCI group
47 (about 77 in tall, rolling circumference ≈ 230 in)

Continental Agricultural Tires Technical Databook (measured values) and the Firestone Rolling Circumference Index chart.

Equivalent sizes

Same height and width, same 46" rim: 18.4R46.

Full conversion →

Sources: Continental Agricultural Tires Technical Databook, Firestone Ag RCI chart, Firestone hydroinflation tables. Checked October 2026. How we source data.

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