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37×13.50R24 in inches

A 37×13.50R24 tire is 37.0″ tall and 13.5″ wide, and fits a 24″ wheel.

Diameter37.00″
Width13.50″
Sidewall6.50″
37×13.50R24 drawn to scale: 37.00 inch diameter, 6.50 inch sidewall, 24 inch wheel, 13.50 inch tread width24″ wheel6.50″37.00″ overall13.50″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 37×13.50R24 tires really are

Heights published by Mickey Thompson and Toyo for all 3 tires in this size. Their published revolutions per mile work out to 35.4–36.0″ under load (below).

Real 37×13.50R24 tires measure 36.53–37.01″, against 37.00″ from the size code. They run both taller and shorter than the size code.

  1. Toyo Open Country M/T37.01″ +0.01″
  2. Mickey Thompson Baja Boss A/T36.80″ −0.20″
  3. Toyo Open Country R/T Trail36.53″ −0.47″
Each bar runs from the size code's 37.00″ (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 load35.4–36.0″

Published revs per mile (561–569) mean the tire rolls like a 35.4–36.0″ tire on the vehicle. Use this for speedometer calibration.

Weight spread81.2–90.1 lb

The lightest (Toyo Open Country R/T Trail, LT F) is 8.9 lb lighter per corner than the heaviest (Toyo Open Country M/T, LT E).

3 tires in 37×13.50R24

Sort by the spec you care about.

LoadRevs/miSource
Toyo Open Country R/T TrailRugged-terrainLT F · 124Q36.5381.216.93,525569Spec page
Mickey Thompson Baja Boss A/TAll-terrainLT F · 124Q36.8086.018.53,525–Spec page
Toyo Open Country M/TMud-terrainLT E · 120Q37.0190.121.03,085561Spec page

Is a 37×13.50R24 really 37 inches tall?

36.8″

Mostly. The name says 37″, and the 3 tires here publish 36.53–37.01″.

All 37-inch tire sizes, on every wheel size.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 37×13.50R24Difference
275/50R2434.83-2.17″-5.9%
35×15.50R2435.00-2.00″-5.4%
375/40R2435.81-1.19″-3.2%
315/50R2436.40-0.60″-1.6%
37×14.50R2437.000.00″0.0%
38×13.50R2438.00+1.00″+2.7%
38×15.50R2438.00+1.00″+2.7%

How to read 37×13.50R24

How to read any tire size

37X13.50R24LT 124Q as printed on the tire sidewall, with each part numbered37X13.50R24LT 124Q1234567
How 37X13.50R24LT 124Q is printed on the sidewall. It's the most common code among the 3 tires here (2 of them); tires in this size come in other load and speed ratings too.
137Overall diameter

37 inches tall, measured on the approved wheel. Flotation sizes give every number in inches.

213.50Section width

13.50 inches across the widest point, or 343 mm.

3RConstruction

Radial construction.

424Wheel diameter

Mounts on a 24-inch wheel. Approved wheel widths run 8.5″ to 12.0″.

5LTLight truck

Marks a light truck (LT) tire.

6124Load index

Each tire carries up to 3,525 lb (1,600 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 3,525 lb each, as published.

SpecificationInchesMetric
Overall diameter37.00940 mm
Section width13.50343 mm
Sidewall height6.50165.1 mm
Circumference116.22,952 mm
Revolutions per mile (calculated, unloaded)545.1339 per km
Revolutions per mile (published by manufacturers)561–569348–354 per km
Approved wheel width8.5–12.0216–305 mm

Speedometer error after switching to 37×13.50R24

Your actual speed– mph

Questions about 37×13.50R24

What is 37×13.50R24 in inches?

37.00 inches tall, 13.50 inches wide, on a 24-inch wheel. Manufacturers publish 36.53–37.01 inches for the 3 tires listed here.

How much does a 37×13.50R24 tire weigh?

Between 81.2 lb and 90.1 lb for the 3 tires listed here. The lightest is the Toyo Open Country R/T Trail (LT F); the heaviest is the Toyo Open Country M/T (LT E).

What wheel width do I need for 37×13.50R24?

Manufacturers approve 8.5–12.0″ wide wheels for this size.

How many revolutions per mile does a 37×13.50R24 make?

Published figures run 561–569 revolutions per mile. The calculated figure is 545.1, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 37×13.50R24 than 315/50R24?

0.60 inches taller on paper (37.00″ vs 36.40″), which raises the axle about 0.30″. Your speedometer will read about 1.6% slow.