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295/25R20 in inches

A 295/25R20 tire is 25.8″ tall and 11.6″ wide, and fits a 20″ wheel. In inches it is written 25.8×11.6R20.

Diameter25.81″
Width11.61″
Sidewall2.90″
295/25R20 drawn to scale: 25.81 inch diameter, 2.90 inch sidewall, 20 inch wheel, 11.61 inch tread width20″ wheel2.90″25.81″ overall11.61″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 295/25R20 tires really are

Heights published by Michelin and Toyo for all 2 tires in this size. Their published revolutions per mile work out to 25.1″ under load (below).

Real 295/25R20 tires measure 25.80–25.83″, against 25.81″ from the size code. They run both taller and shorter than the size code.

Height under load25.1″

Published revs per mile (804–805) mean the tire rolls like a 25.1″ tire on the vehicle. Use this for speedometer calibration.

Weight spread27.6–28.4 lb

The lightest (Michelin Pilot Sport 4 S, XL) is 0.8 lb lighter per corner than the heaviest (Toyo Proxes Sport A/S, XL).

2 tires in 295/25R20

Sort by the spec you care about.

LoadRevs/miSource
Michelin Pilot Sport 4 SPerformanceXL · 95(Y)25.8027.69.51,521805Spec page
Toyo Proxes Sport A/SPerformanceXL · 95Y25.8328.49.41,521804Spec page

Is 295/25R20 a 26-inch tire?

≈26″

Yes. The size code works out to 25.81″, and the 2 tires here publish 25.80–25.83″, so people call it a 26.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 295/25R20Difference
225/30R2025.31-0.49″-1.9%
235/30R2025.55-0.26″-1.0%
285/25R2025.61-0.20″-0.8%
245/30R2025.79-0.02″-0.1%
305/25R2026.00+0.20″+0.8%
255/30R2026.02+0.22″+0.8%
225/35R2026.20+0.39″+1.5%
265/30R2026.26+0.45″+1.8%
325/25R2026.40+0.59″+2.3%
235/35R2026.48+0.67″+2.6%

How to read 295/25R20

How to read any tire size

295/25R20 95Y as printed on the tire sidewall, with each part numbered295/25R20 95Y123456
How 295/25R20 95Y is printed on the sidewall. It's the most common code among the 2 tires here (1 of them); tires in this size come in other load and speed ratings too.
1295Section width

295 mm across the widest point, or 11.61 inches. Every 295 size

225Aspect ratio

A percentage, not a measurement: the sidewall is 25% as tall as the tire is wide, which is 73.8 mm or 2.90 inches.

3RConstruction

Radial construction.

420Wheel diameter

Mounts on a 20-inch wheel. Approved wheel widths run 10.0″ to 11.0″.

595Load index

Each tire carries up to 1,521 lb (690 kg) at its maximum pressure.

6YSpeed rating

Rated for up to 186 mph sustained.

XLExtra load

Printed after the size.

SpecificationInchesMetric
Overall diameter25.81656 mm
Section width11.61295 mm
Sidewall height2.9073.8 mm
Circumference81.12,059 mm
Revolutions per mile (calculated, unloaded)781.5486 per km
Revolutions per mile (published by manufacturers)804–805500 per km
Approved wheel width10.0–11.0254–279 mm

Speedometer error after switching to 295/25R20

Your actual speed– mph

Questions about 295/25R20

What is 295/25R20 in inches?

25.81 inches tall, 11.61 inches wide, on a 20-inch wheel. Written in inches, that is roughly 25.8×11.6R20.

How much does a 295/25R20 tire weigh?

Between 27.6 lb and 28.4 lb for the 2 tires listed here. The lightest is the Michelin Pilot Sport 4 S (XL); the heaviest is the Toyo Proxes Sport A/S (XL).

What wheel width do I need for 295/25R20?

Manufacturers approve 10.0–11.0″ wide wheels for this size.

How many revolutions per mile does a 295/25R20 make?

Published figures run 804–805 revolutions per mile. The calculated figure is 781.5, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 295/25R20 than 245/30R20?

0.02 inches taller on paper (25.81″ vs 25.79″), which raises the axle about 0.01″. Your speedometer will read about 0.1% slow.