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265/30R22 in inches

A 265/30R22 tire is 28.3″ tall and 10.4″ wide, and fits a 22″ wheel. In inches it is written 28.3×10.4R22.

Diameter28.26″
Width10.43″
Sidewall3.13″
265/30R22 drawn to scale: 28.26 inch diameter, 3.13 inch sidewall, 22 inch wheel, 10.43 inch tread width22″ wheel3.13″28.26″ overall10.43″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 265/30R22 tires really are

Heights published by Toyo for the one tire in this size. Their published revolutions per mile work out to 27.5″ under load (below).

The one tire listed, the Toyo Proxes Sport A/S, measures 28.31″: 0.05″ taller than the size code's 28.26″.

Height under load27.5″

Published revs per mile (734) mean the tire rolls like a 27.5″ tire on the vehicle. Use this for speedometer calibration.

1 tire in 265/30R22

Sort by the spec you care about.

LoadRevs/miSource
Toyo Proxes Sport A/SPerformanceXL · 97Y28.3129.49.41,609734Spec page

Is 265/30R22 a 28-inch tire?

≈28″

Yes. The size code works out to 28.26″, and the 1 tire here publishes 28.31″, so people call it a 28.

All 28-inch tire sizes, on every wheel size.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 265/30R22Difference
285/25R2227.61-0.65″-2.3%
295/25R2227.81-0.45″-1.6%
255/30R2228.02-0.24″-0.8%
305/30R2128.20-0.06″-0.2%
265/35R2128.30+0.04″+0.2%
315/30R2128.44+0.18″+0.6%
335/25R2228.59+0.33″+1.2%
285/30R2228.73+0.47″+1.7%
295/30R2228.97+0.71″+2.5%
255/35R2229.03+0.77″+2.7%

How to read 265/30R22

How to read any tire size

265/30R22 97Y as printed on the tire sidewall, with each part numbered265/30R22 97Y123456
How 265/30R22 97Y is printed on the sidewall. It's the most common code among the 1 tire here; tires in this size come in other load and speed ratings too.
1265Section width

265 mm across the widest point, or 10.43 inches. Every 265 size

230Aspect ratio

A percentage, not a measurement: the sidewall is 30% as tall as the tire is wide, which is 79.5 mm or 3.13 inches.

3RConstruction

Radial construction.

422Wheel diameter

Mounts on a 22-inch wheel. Approved wheel widths run 9.0″ to 10.0″.

597Load index

Each tire carries up to 1,609 lb (730 kg) at its maximum pressure.

6YSpeed rating

Rated for up to 186 mph sustained.

XLExtra load

Printed after the size.

SpecificationInchesMetric
Overall diameter28.26718 mm
Section width10.43265 mm
Sidewall height3.1379.5 mm
Circumference88.82,255 mm
Revolutions per mile (calculated, unloaded)713.7443 per km
Revolutions per mile (published by manufacturers)734456 per km
Approved wheel width9.0–10.0229–254 mm

Speedometer error after switching to 265/30R22

Your actual speed– mph

Questions about 265/30R22

What is 265/30R22 in inches?

28.26 inches tall, 10.43 inches wide, on a 22-inch wheel. Written in inches, that is roughly 28.3×10.4R22.

What wheel width do I need for 265/30R22?

Manufacturers approve 9.0–10.0″ wide wheels for this size.

How many revolutions per mile does a 265/30R22 make?

Published figures run 734 revolutions per mile. The calculated figure is 713.7, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 265/30R22 than 255/30R22?

0.24 inches taller on paper (28.26″ vs 28.02″), which raises the axle about 0.12″. Your speedometer will read about 0.8% slow.