Tractor tire sizes explained

15 Inch Rim Farm and Tractor Tires. The first number in our lawn tractor tire size is 15.

The three-number lawn tractor tires numbering system works a bit differently.

Tractor tire sizes explained. An example of tractor tire sizes expressed in the standard format would be 149-42. The 149 means the tire is 149 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.

In our first example of tire size 10-165 the first number 10 is the width of the tire in inches. The second number in the example 165 is the actual diameter measurement of the wheel that the tire fits. In other words a 10-165 tire is 10 wide and fits a 165 rim.

Tire size with three numbers - What they mean. If your tire size has three sets of numbers 18x850-8 31x1550-15 or 26x1200-12 here is what the size numbers mean. Tractor tire sizes can be written in many different formats.

Sometimes you will see a size. Understanding tire group size is important for proper tractor setup when equipped with a. On same size wheel.

Whether you are buying a new tractor or just replacing the tires on your current model its important to choose the right tires for your intended application terrain and soil conditions. In this guide to tractor tires well cover the three most common varieties used today which conditions each type is best suited to and where you can buy these tires. Tire sizes can be changed on full time 4-wheel drive tractors.

These tractors have the same sizes of tires all the way around like a 4-wheel drive truck. If the same sizes are used on front and rear there are no issues. Wheels will have to be changed because of the sizes and widths of the tires used.

The first number in our lawn tractor tire size is 15. This number refers to the overall diameter of the tire or the tire height. In this example our tire will be roughly 15 inches tall.

The second number in our lawn tractor tire size is 6. This number refers to the width of the tire. In this example our tire will be roughly 6 inches wide.

Most modern radial tractor tyres are marked up with metric sizes such as 42085R28 46070R26 54065R38. The first number in the marking is the tyres width in millimetres. The last number is the rim diameter in inches the hole in the centre of the tyre.

The letter R informs us its of Radial construction not the older crossply construction. - 320 tells the nominal section width in millimeters. This is the measurement from one sidewall to another.

• 65 is the aspect ratio. The lower the ration the lower the sidewall height. - The letter R indicates radial construction.

Tractor Tire Conversion Chart. Below is a chart to convert your bias tire size to a radial size for tractor tires. The three-number lawn tractor tires numbering system works a bit differently.

15600-6 is a common size. The first number before the x indicates the tires diameter when inflated and not under load. The middle number between the x and the - indicates the tires width.

The final number indicates the width of the rim. Farm and Tractor Tires by Rim Size. Select your rim diameter from the list below.

9 Inch Rim Farm and Tractor Tires. 12 Inch Rim Farm and Tractor Tires. 14 Inch Rim Farm and Tractor Tires.

15 Inch Rim Farm and Tractor Tires. 155 Inch Rim Farm and Tractor Tires. Tractor Tire Sizes Explained.

Tire size Tire code or Tyre code Automobile tires are described by an alphanumeric code which is generally molded into the sidewall of the tire. This code specifies the dimensions of the tire and some of its key limitations such as load-bearing ability and maximum speed. Firestone has a complete inventory of farming and agricultural tires to get the job done.

Use our tire selector to find and compare tires here. Tire sizes are defined by specifications such as the type width aspect ratio speed rating tire construction type and service description. There are two organizations Tire and Rim Association TRA and European Tyre and Rim Technical Organisation ETRTO that influence tire standards.

Example of Tire Size Specifications. The following information about your tires size and type may be found on its sidewall. The letter or letters at the beginning or end of this sequence indicates the type of tire.

P LT ST or T. Most tires will have the letter P which is short for P-metric or a passenger car type tire. These are typically installed.