# What do lawn tractor tire sizes mean?

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The three-number lawn tractor tires numbering system works a bit differently. … The first number before the “x” indicates the tire’s diameter when inflated and not under load. The middle number between the “x” and the “-,” indicates the tire’s width. The final number indicates the width of the rim.

## What does tire size 20×10 8 mean?

The numbers 20-10-8 represent the dimensions of the tire. The first number is the height, the second number is the width & the third number is the diameter of rim that it will fit on. … As long as the width of the tire is greater than the width of the rim they should mount together just fine.

## What does 4.10 6 mean on a tire?

You will see 4.10/3.50-6 on the tire. This means the tire is 4.1” in width, 3.5” in tire height (rim to outer edge) with a 6” rim height.

## What does NHS mean on lawn mower tires?

All measurements are in inches. You may notice the letters “NHS” after the tire size. This means Non-Highway Service or in other words it is not designed to withstand highway speeds.

## Will a 20×10 8 tire fit 20×8 8?

The “-8” indicates the size of the rim, so yes a 20×10. 00-8 bead will fit the rim as well as a 20×8.

## Will a 20×8 8 tire fit 20×10 8 rim?

I have 20x8x8 will a 20x10x8 fit that rim? Answer: Better not. The required rim width for 20x8x8 is 6″ but for 20x10x8 you need a 8″ width rim.

## Are all lawn mower tires the same size?

There are two different sizing systems: two-number system, and three-number system. Lawn tractor tires using the two-number system display numbers as 4.80-8, for example. This means the tire’s width is approximately 4.8 inches and the rim is 8 inches in diameter.

## What should the tire pressure be on a riding lawn mower?

Tire pressures are stated in Pounds per Square Inch (PSI) measure. The factory settings for residential riding mower tires are generally 10 PSI for rear tires and 14 PSI for front tires.

## What does 4.80 4.00 8 mean on a TYRE?

4″ = refers to the diameter of the rim, in inches

For example, a 4.80/4.00-8″ tire typically has a 15.5″ diameter rather than the 16″ diameter you would expect.

## What does 4.80 4.00 8 mean on a tire?

The size 400/480 and 4.00/4.80are the same tire size. … On your current tires, the 4.80 number represents the section width of the tire, or the width across the tread. The second number is the wheel diameter size. You have a wheel that has a 8 inch diameter.

## What does 3.50 6 mean on a tire?

eg 4.10/3.50-4, 4.10/3.50-6, 5.30/4.50-6. This time there are three parts to the tyre size, all in inches. The first, 4.10, is the approximate width of the tyre when fitted to the recommended wheel. The second, 3.50, is the height of the sidewall, and the third is the rim diameter.

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## How long do riding mower tires last?

A good lawnmower tire should last at least up to 5 years, depending on the usage. The lifespan of tires depends mainly on the material, usage, and mileage. If you use your lawnmower a lot, or the terrain is hard for your tires, the life span will be shorter.

## What size is a 4.10 3.50 4 tire?

4.10/3.50-4″ (10.5″ diameter) with a 2.25″ offset hub and 5/8″ ball bearings. This tire and wheel assembly is commonly used on hand trucks (dollies), generators, power washers and other utility equipment.

## What does LRA mean on a lawn mower tire?

The load range system uses letters to indicate how many plies the tire is. Here is a useful chart to help you: Load Range A (LRA) = 2 ply. Load Range B (LRB) = 4 ply. Load Range C (LRC) = 6 ply.