What Is Sect Width On Tractor Tires?

What is a tires section width?

Following the tire type letter is the section width of the tire, which is listed in millimeters. This is the widest point from sidewall-to-sidewall, so a larger number indicates a wider tire. The proper size and tire type are important to assure safety and the best tire performance.

How wide is a tractor tire?

An example of tractor tire sizes expressed in the standard format would be “14.9-42”. The “14.9” means the tire is 14.9 inches wide and the “42” tells us that this tire fits a 42-inch diameter wheel. The dash “-” indicates the tire construction is bias-ply, but this could be an “R” if the tire is radial.

How wide is a 520 tire?

Tire size conversion chart
Inch size Metric conversion (mm)
18.4 467
18.9 480
20.5 520

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How do you determine tire width?

Tire Width Is the width of the tire measured in millimeters from sidewall to sidewall. The first three-digit number in the tire size refers to the tire width. For instance, in a size P215/65 R15 tire, the width is 215 millimeters.

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How do you find a section width?

A tire’s section width (also called “cross section width “) is the measurement of the tire’s width from its inner sidewall to its outer sidewall (excluding any protective ribs, decorations or raised letters) at the widest point.

What are standard tire sizes?

Common Tire Sizes

  • 14 Inch Tires. Expandable Link. Passenger Car and Light Truck/CUV/SUV Tire Sizes.
  • 15 Inch Tires. Expandable Link.
  • 16 Inch Tires. Expandable Link.
  • 17 Inch Tires. Expandable Link.
  • 18 Inch Tires. Expandable Link.
  • 19 Inch Tires. Expandable Link.
  • 20 Inch Tires. Expandable Link.
  • 21 Inch Tires. Expandable Link.

Can I put larger tires on my lawn tractor?

Wheel Size Larger tires are going to be both taller and wider to accommodate more weight. Usually, this means that you’ll have to extend the axle to accommodate them. However, with push mowers, you may be able to find wheels that are relatively the same width so that you can install them on the same axle.

Can you put different width tires on the same rim?

Wheels and tires are not interchangeable words. For instance, your vehicle has a set size of rims, but you can buy different sizes of tires to fit those rims, as long as the middle of the tires is the correct size. That being said, a vehicle with bigger rims will often be able to fit larger tires than other vehicles.

What do mower tire numbers mean?

Mower tires with the two- number system identify the tire’s width and diameter. In the three- number system, the first number before the X is the tire’s diameter when inflated and not loaded, the middle number is the tire’s width and the final number is the rim width.

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What do the 3 numbers mean on tire size?

B: TIRE WIDTH The three -digit number following the letter is the tire’s width (from side to side, looking at the tire head on) in millimeters. It’s the height of the sidewall measured from wheel rim to top of the tread, expressed as a percentage of tire width. In other words, it’s sidewall height divided by tire width.

How wide is a 320 tire?

FastCounter by bCentral

Size, MM Width, Inches Sidewall height (from rim bead seat to top of tread) × 2.
315 mm 12.40” 8.68”
320 mm 12.60” 8.82”
325 mm 12.80” 8.96”
330 mm 12.99” 9.09”

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What is a group 48 tire?

In addition, tires are placed into groups by their rolling circumference index (RCI), commonly referred to as group size. Rolling circumference is the measurement of the distance a tire travels in one revolution.

Group Overall diameter
48 2057 mm (81 in.)
49 2172 mm (85.5 in.)

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