I-1 - The I-1 pattern is also referred to as a "Multi-Rib" tyre. Determine the size when there are three numbers. Because imperial measurements were common you will also find some people stick with them even when refering to new modern radial tyres, so they may express a 420/85R30 as a 16.9R30 even though the tyre would likely only show 420/85R30 written on the sidewall. Tractor Tire Size Conversion & Tube Chart This chart is meant to be used as a reference only as to how tractor tire sizes have changed and convert. The 65 series BKT tyres are suitable for high-speed tractors and the 60 series is the low ground pressure range. Use the table below to quickly convert your older imperial crossply markings into their newer metric radial marking. Product Code: sh18.438mich10. The numbers will be separated by a hyphen or a slash. They may sometimes have shoulder lugs or zig-zag ribs and can often be similar to I-1 Implement tyres. Buy mower tyres only. Lawn Tractors are very rarely over-loaded, but a tire with a higher carrying capacity is also more resistant to punctures because the casing of the tire is thicker and stronger. For more information please see our Privacy Policy. The second number is a profile percentage, if you apply this to the width figure it tells you the height of the tractors tyre's sidewall section, which is useful if you wanted to estimate the tyres total height (add two of your sidewall heights to the rim diameter). What Does the 96Y Represent in the Following Tire Size: 245/40R19 96Y? For expert help and advice please Contact Us. Heather Finch has been a freelance writer since the turn of the 21st century. As a long standing supplier of Michelin Tractor tyres we have access to all Michelin Agricultural Tyres at the best prices. The last number is the rim diameter in inches (the hole in the centre of the tyre). This code specifies the dimensions of the tire, and some of its key limitations, such as load-bearing ability, and maximum speed. As we are currently working with agricutlural tractor and machniery dealers we often have take off or demount Michelin tractor tryes available at … Long lasting, puncture-resistant tractor front tyre for extra mileage and trouble-free service. She has a bachelor's degree in creative writing and environmental studies. The first number in the marking is the tyres width in millimetres. Use the table below to help you find radial tire size equivalents and metric conversions. there may be 2 or 3 numbers, separated by a / or -. This time, the first number is the height, the second number denotes the width. The second number in our lawn tractor tire size is 6. there may be 2 … It is also referred to as a tractive tractor pattern. Farm and Tractor Tires by Rim Size - Farm and Tractor Tires by Rim SizeSelect your rim diameter from the list below. “The only exception to fitting a lower speed rating to a vehicle is when you come to fit winter tyres to your vehicle – as long as you don’t exceed the tyres maximum speed limit.” Tire sizes are defined by specifications such as the type, width, aspect ratio, speed rating, tire construction type, and service description. Tractor Tire Sizes and their Metric Equivalent Standard, Radial, and Metric Tractor Tire Sizes Tractor tire sizes can be written in many different ways, and can become very confusing to consumers. Radial tyres can often be run at higher speeds and will last longer as the effects of heat build-up are reduced. The last number is still the rim size. This is the easiest format to understand, as the first number is the approximate height of the tyre in inches, the second number is the approximate tractor tyre width in inches, and the final number is the tyres rim diameter in inches. The letter 'R' informs us its of Radial construction (not the older crossply construction). Flotation Transport - Designed for stability and road performance without sacrificing flotation and grip in the field. Some tractor tyres with turf or ribbed patterns can have a size format such as 26x12.00-12, 31X10.00-20. Older crossply tractor tyres are still used in slower moving machinery such as lawnmowers, forklifts and older classic tractors and buses. The most common tyre size in the UK is 205/55R16 but there are many variations so it’s important to check your existing tyre or to check your vehicle handbook to ensure the right tyre size has been installed. See the link in Resources for help if the tires are not standard tractor tires. With the older imperial markings it is generally assumed that the profile percentage is 85%, so use that if you want to keep the tractor tyres width and height the same as the current crossply size (ie.16.9-38 = 420/85R38).. Most manufacturers of tractor tyres ensure their tread designs fall into one of the below main categories; R1 - Most tractor tyre treads have the R1 traditional chevron cleated open centre design. This gives you a mix of traction and also a wider contact area with the ground, which improve tread wear and tyre life when used on hard surfaces such as concrete or tarmac. on the tyre side wall. 2 size(s) available View Tyre Details They offer high flotation and load capacity at lower pressures and make for a good all-round tyre. Most classic tractors use the older crossply type tractor tyres. Function of Tractor Tires. Remember however that you may need a wider or narrower wheel rim should you change your tractor tyres width too much. It is also known as "Rice & Cane", "Paddle" or "Spade" tyre pattern. Most common size lawn mower tyres. A tyre size conversion calculator or tyre diameter calculator are the best ways to get the answers you are looking for. Technical Terms Explained Width (Section Width) This is how wide the tyre is if you were looking at the tyres tread face on. “The only exception to fitting a lower speed rating to a vehicle is when you come to fit winter tyres to your vehicle – as long as you don’t exceed the tyres maximum speed limit.” Are still a match like an R4 pattern but designed for use the. Numbers and letters which they will work, e.g she has a very deep tread is! And trailers I-1 Implement tyres starting in 1972 tires were specified by load rating, using a letter.!, 15x6.00-6 tyres, 13x5.00-6 tyres, 13x5.00-6 tyres, 15x6.00-6 tyres, 16x6.50-8,! ( in this example, 205 ) is the tyre ) would something! An ' L ' or '420/85R28 ' Does the 96Y Represent in the field hyphen or slash! 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