tireheight.com

325/50R22 in inches

A 325/50R22 tire is 34.8″ tall and 12.8″ wide, and fits a 22″ wheel. In inches it is written 34.8×12.8R22.

Diameter34.80″
Width12.80″
Sidewall6.40″
325/50R22 drawn to scale: 34.80 inch diameter, 6.40 inch sidewall, 22 inch wheel, 12.80 inch tread width22″ wheel6.40″34.80″ overall12.80″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 325/50R22 tires really are

Heights published by BFGoodrich, Mickey Thompson and Toyo for all 8 tires in this size. Their published revolutions per mile work out to 33.8–34.1″ under load (below).

Real 325/50R22 tires measure 34.80–35.10″, against 34.80″ from the size code. Most run taller than the size code (6 of 8).

  1. Mickey Thompson Baja Boss M/T35.10″ +0.30″
  2. Toyo Open Country M/T · 235.08″ +0.28″
  3. Mickey Thompson Baja Boss A/T35.00″ +0.20″
  4. Toyo Open Country A/T III34.84″ +0.05″
  5. Toyo Open Country R/T34.84″ +0.05″
  6. BFGoodrich All-Terrain T/A KO334.80″ +0.00″
  7. Toyo Open Country R/T Pro34.80″ +0.00″
Each bar runs from the size code's 34.80″ (the orange line) to the model's published height. The track spans 1.0″. Where a model comes in several load ranges, the darker part shows its range of heights; the number after the name is how many versions it comes in.
Height under load33.8–34.1″

Published revs per mile (592–597) mean the tire rolls like a 33.8–34.1″ tire on the vehicle. Use this for speedometer calibration.

Weight spread71.9–80.0 lb

The lightest (Toyo Open Country A/T III, LT F) is 8.1 lb lighter per corner than the heaviest (Mickey Thompson Baja Boss A/T, LT F).

8 tires in 325/50R22

Sort by the spec you care about.

LoadRevs/miSource
Toyo Open Country A/T IIIAll-terrainLT F · 127Q34.8471.917.03,860596Spec page
Toyo Open Country M/TMud-terrainLT F · 127Q35.0872.620.23,860592Spec page
Toyo Open Country R/T ProRugged-terrainLT F · 127Q34.8073.117.13,860596Spec page
BFGoodrich All-Terrain T/A KO3All-terrainLT F · 127S34.8074.916.03,860597Spec page
Toyo Open Country R/TRugged-terrainLT F · 127Q34.8476.716.43,860596Spec page
Toyo Open Country M/TMud-terrainLT E · 122Q35.0878.020.23,305592Spec page
Mickey Thompson Baja Boss A/TAll-terrainLT F · 127Q35.0080.018.53,860–Spec page
Mickey Thompson Baja Boss M/TMud-terrainLT F · 127Q35.1080.021.03,860–Spec page

Is 325/50R22 a 35-inch tire?

≈35″

Yes. The size code works out to 34.80″, and the 8 tires here publish 34.80–35.10″, so people call it a 35.

All 35-inch tire sizes, on every wheel size.

A true 35×12.50R22 is 0.20″ taller on paper and 0.3″ narrower.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 325/50R22Difference
295/50R2233.61-1.18″-3.4%
305/50R2234.01-0.79″-2.3%
285/55R2234.34-0.45″-1.3%
265/60R2234.52-0.28″-0.8%
295/55R2234.78-0.02″-0.1%
275/60R2234.99+0.20″+0.6%
35×12.50R2235.00+0.20″+0.6%
35×15.50R2235.00+0.20″+0.6%
305/55R2235.21+0.41″+1.2%
375/45R2235.29+0.49″+1.4%

How to read 325/50R22

How to read any tire size

LT325/50R22 127Q as printed on the tire sidewall, with each part numberedLT325/50R22 127Q1234567
How LT325/50R22 127Q is printed on the sidewall. It's the most common code among the 8 tires here (6 of them); tires in this size come in other load and speed ratings too.
1LTLight truck

Marks a light truck (LT) tire.

2325Section width

325 mm across the widest point, or 12.80 inches. Every 325 size

350Aspect ratio

A percentage, not a measurement: the sidewall is 50% as tall as the tire is wide, which is 162.5 mm or 6.40 inches.

4RConstruction

Radial construction.

522Wheel diameter

Mounts on a 22-inch wheel. Approved wheel widths run 9.0″ to 12.0″.

6127Load index

Each tire carries up to 3,860 lb (1,750 kg) at its maximum pressure.

7QSpeed rating

Rated for up to 99 mph sustained.

FLoad range

Printed separately as "LOAD RANGE F": a 12-ply rating, inflated up to 95 psi (standard load-range table). The load range F tires here carry up to 3,860 lb each, as published.

SpecificationInchesMetric
Overall diameter34.80884 mm
Section width12.80325 mm
Sidewall height6.40162.5 mm
Circumference109.32,777 mm
Revolutions per mile (calculated, unloaded)579.6360 per km
Revolutions per mile (published by manufacturers)592–597368–371 per km
Approved wheel width9.0–12.0229–305 mm

Speedometer error after switching to 325/50R22

Your actual speed– mph

Questions about 325/50R22

What is 325/50R22 in inches?

34.80 inches tall, 12.80 inches wide, on a 22-inch wheel. Written in inches, that is roughly 34.8×12.8R22.

How much does a 325/50R22 tire weigh?

Between 71.9 lb and 80.0 lb for the 8 tires listed here. The lightest is the Toyo Open Country A/T III (LT F); the heaviest is the Mickey Thompson Baja Boss A/T (LT F).

What wheel width do I need for 325/50R22?

Manufacturers approve 9.0–12.0″ wide wheels for this size.

How many revolutions per mile does a 325/50R22 make?

Published figures run 592–597 revolutions per mile. The calculated figure is 579.6, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 325/50R22 than 295/55R22?

0.02 inches taller on paper (34.80″ vs 34.78″), which raises the axle about 0.01″. Your speedometer will read about 0.1% slow.