She has a bachelor's degree in creative writing and environmental studies. ITEM SOLD Size: 18.438 Tread Depth: 5mm Tread: 15% Tractor Tires by Size. The first number is the width of the tire in inches, and the second is the diameter of the rim in inches. To differentiate from the earlier 90-ratio tires, the decimal point is usually omitted from the width — for example, 685-15 for a tire 6.85 inches wide. The first number is the width of the tire in inches, and the second is the diameter of the rim in inches. 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. Radial tractor tyres have many benefits over the older crossply versions, as they are designed to flex more and dissipate heat better. In the article about agricultural SFT tyres, the record holder of the Mitas brand is the size 710 / 75R42 SFT with an outer diameter of 2171 mm. The lug design is an 'L' or 'hockey stick' shape that overlaps slightly in the middle of tread. Most modern radial tractor tyres are marked up with metric sizes such as 420/85R28, 460/70R26, 540/65R38. Their size markings are written in imperial numbers such as 12.4-28, 16.9-30, 18.4-38. For more information please see our Privacy Policy. 02.03.2019 Preventative Tire Maintenance to reduce downtime. Her official career began during her freshman year of college writing editorials about anything from manners to politics. there may be 2 … Your tyre size can be found on the sidewall of your current tyre and is a sequence of numbers and letters. With these older markings it is generally assumed that the profile percentage is 85%. Product Code: sh18.438mich10. They offer high flotation and load capacity at lower pressures and make for a good all-round tyre. Traction Implement - Like an R1 or R4 tractor tyre pattern but designed for use on the drive wheels of agricultural and industrial implements. Determine the size when there are three numbers. The last number is the rim diameter in inches (the hole in the centre of the tyre). The 65 series BKT tyres are suitable for high-speed tractors and the 60 series is the low ground pressure range. Look on the sidewall of the tractor tire. It is also known as "Rice & Cane", "Paddle" or "Spade" tyre pattern. It is sometimes abreviated to just P.R. Determine the size if there are two numbers. Speedy next-working-day delivery and expert advice. The first type (16.9-28) is imperial written in inches, and the second is the newer metric marking now being adopted by many manufacturers. 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). This has been shown to be the most workable in a … Mitas EM tyres designed for excavators, loaders and other construction equipment have universal use and can therefore also be used for agricultural machinery. The first value (in this example, 205) is the tyre width in millimeters. They are popular in all countries and primarily in Agriculture rich nations. Determine the size when there are three numbers. They are often suitable for higher speeds than other farm trailer tractor tyres. The modern equivalent size for an 18x4 would therefore be 4.00-10. Sometimes you will see a size written like 11.2×20 or you may see it like 11.2-20. The last number is still the rim size. It's the size of the rims that are the important thing when replacing them. RCI Chart. Simply put, it is made up of a series of numbers. Determine the size when there are three numbers. Inner tubes typically state a wheel diameter and width range for which they will work, e.g. Flotation Transport - Designed for stability and road performance without sacrificing flotation and grip in the field. As we are currently working with agricutlural tractor and machniery dealers we often have take off or demount Michelin tractor tryes available at … The table below lists most of the sizes of tyre that are likely to be found in the UK. 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. The table below can be used to look up what that first number means in Kilograms. Perfect for tractors operating on golf courses and other grounds maintenance machinery. there may be 2 or 3 numbers, separated by a / or -. Starting in 1972 tires were specified by load rating, using a letter code. 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. You may need to wash the tires to find where the size is printed. A tyre size conversion calculator or tyre diameter calculator are the best ways to get the answers you are looking for. The Traxion Optimall is a very high flexion (VF) tractor tyre, which ties in traction […] These tyres are often available with notches or lugs in the outer ribs to improve grip and self-cleaning. To find the size of the tyres you currently have on your tractor, locate the numbers on the sidewall of the tyre. 18.4r38 michelin agbib tractor tyres,these tyres have about 5mm of tread , one has 6 small gaiters fitted to the sidewall where the inner lining has started to crack ,they are ideal for duallwheels or light farm work priced each. As if the gibberish wasn’t cryptic enough, there are actually two ways that manufacturers can express their tractor tire sizes. R3 - This is the non-marking grassland turf pattern often made of diamond shaped block lugs that are shallow and non-aggressive so as not to leave a mark on the ground. Turf & grass tyres for ride on lawn mowers and garden tractors. This number refers to the overall diameter of the tire or the tire height. Tyres can make a critical difference to in-field performance as well as soil health, but not all tyres are the same. Buy Rear Tractor Tire Tubes; Buy Front & Implement Tubes; Buy Lawn Tractor Tubes; Chains. 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. Buy mower tyres only. The higher speed limit applies to tractors that have (among other requirements) all-wheel suspension, braking efficiency of 50%, pneumatic tyres, a speedometer and a horn. Flotation Implement - Like an R4 pattern but typically built to minimise soil disturbance and to carry high loads at low pressures. 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. Older tyres don't have these markings but may have a Ply Rating on the tyre. If there are 2 numbers, they tell you the width of the tyre and then the diameter of the rim (both in inches). Writings by Finch have appeared in the Western Herald, the Sturgis Journal and eHow.com. You may see something like 153A8 or 163D. So, an 18x4 tyre is 18" tall (outer diameter), 4" wide (section width), and fits a 10" diameter rim (18" overall height minus two lots of 4" high sidewalls). In addition, we also have a wide choice of vintage tyres. For expert help and advice please Contact Us. Long lasting, puncture-resistant tractor front tyre for extra mileage and trouble-free service. F3 - an Industrial tractor front pattern that is flatter than traditional F2 rib tractor tyres and so are optimised for road and hard-surface performance. In general, to ensure correct operation you are advised to keep with the same construction as you currently have, and to ensure you have the same construction on both sides of any axle. Even the tires on your trusty tractor eventually need to be replaced. A 260x85 tyre would be 260mm high and 85mm wide. This guide aims to help you understand your tractor tyre's size, tread pattern, load carrying capacity and maximum speed. 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 classic tractors use the older crossply type tractor tyres. The numbers will be separated by a hyphen or a slash. They are used on a range of farm trailers and implements. Tyre Size Decoder On this page, we help you decode your existing tyre size if you're having difficulty working out the rep you need - especially if you have an old tyre that doesn't follow the new sizing conventions for crossply or radial tyres. The basic functions of different tyre types are listed below: I-1 - The I-1 pattern is also referred to as a "Multi-Rib" tyre. “We stock Agrimax 60, 65, 70, and 85 series tyres. Use the table below to help you find radial tire size equivalents and metric conversions. R2 - The R2 pattern has a very deep tread and is designed for extremely wet or sticky soil. 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. Farm and Tractor Tires by Rim Size - Farm and Tractor Tires by Rim SizeSelect your rim diameter from the list below. The first number in the sequence is the tyre’s width measured in millimetres, so in this example we can tell that the tyre is 195mm wide - a common width for superminis and smaller family cars. So a 16.9-30 would become 420/85R30 for modern radial tractor tyres. The ply rating is a reference to tyres carrying capacity, and you should look for the same ply rating when replacing your tractor tyres. Even the tires on your trusty tractor eventually need to be replaced. Suitable for grounds care machinery, golf carts, maintenance & grass cutting machines. To accept cookies from this site, please click Accept. Use the table below to quickly convert your older imperial crossply markings into their newer metric radial marking. The tire size can be composed with two sets of numbers, for example: 6.50-16, 12.4-24 or 18.4-38 1. number 6.50 -16 is the width in inches 2. number 6.50- 16 is the diameter of the rim. When it comes to tyre tread, most tractors feature a herringbone design tread whether radial or bias-ply tyres. We have tyre options to suit the smaller, lower horsepower tractors right the way up to the larger, high-powered tractors. Function of Tractor Tires. The UK law requires the load rating to be equal to or higher than the tyre that is recommended by the vehicle manufacturer for the tyre size that is fitted. You may have noticed that tractor tires are marked differently from the tires on your car or truck. Tyre Size - The tyre size is easy to read, once you know how. The next number shown is the tyre’s height, but this is expressed as a ratio rather than a measurement. Let’s use 205/55 R16 as an example. Determine the size when there are three numbers. The “14.9” means the tire is 14.9 inches wide and the “42” tells us th… The number given in your tyre size is not the exact width of your tyre, but more the standard width a tyre should be according to the European Tyre & Rim Technical Organisation (E.T.R.T.O) for that tyre size. Standard, Radial, and Metric Tractor Tire Sizes. 2 size(s) available View Tyre Details Buy Tractor Tire Chains; Buy Lawn Tractor Chains ... News and Expert Tips; About; Contact; Select Page. What Does the 96Y Represent in the Following Tire Size: 245/40R19 96Y? “We stock Agrimax 60, 65, 70, and 85 series tyres. As a long standing supplier of Michelin Tractor tyres we have access to all Michelin Agricultural Tyres at the best prices. They are still used as they are often cheaper to produce and can also provide a firmer ride which is a benefit for some applications like on scissor lift platforms. One method uses the “standard” format and the other is the “metric” format. Example of load index based on tire size: A 520/85R42 with a 157 LI and an A8 speed symbol has a maximum load of 4125 kg (9100 lb) at the required cold inflation pressure of 159 kPa (23 psi) and maximum speed of 40 km/h (25 mph). We have tyre options to suit the smaller, lower horsepower tractors right the way up to the larger, high-powered tractors. You can replace tractor tyres with different size as long as the rim is the correct size. For each tyre size you input our tyre calculator suggests multiple tyre sizes that are with in one inch bigger and smaller of the entered tyre size. “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.” So CPM has checked out some of the top tyres available to meet the differing needs of the grower. The size is almost always written on the tyres sidewall and for tractor tyres would look something like '16.9-28' or '420/85R28'. Buy mower tyres only. 18.4r38michelin tractor tyres - SOLD. F2 - Tractor front tyres commonly with a 3-rib pattern, but also available in 4 or 5 rib version, that are used on the front axle of two-wheel-drive tractors and on some agricultural implements. UK based with huge selection of tractor tyres. Tyre Inner Tubes, Quad Bike Tyres, ATV Tyres, Turf Tyres, Wheelbarrow Tyres, Ride On Lawn Mower Tyres, Golf Buggy Tyres, Sack Truck Tyres : TYRE SIZES EXPLAINED - Golf Buggy Tyres & Wheels Implement & Wheelbarrow Tyres Trailer Tyres & Wheels Mobility Scooter Grey Tyres Go Kart Tyres Kite Buggy Tyres & Beach Wheels Inner Tubes For All Applications Linseal OKO Tyre Sealant Stops … See the link in Resources for help if the tires are not standard tractor tires. These alternate width/profile options work to ensure your tyres overall height remains constant (within tolerances) to ensure your tractors gearing ratios or transmission won't be affected by the change if you have a 4WD machine. Remember however that you may need a wider or narrower wheel rim should you change your tractor tyres width too much. This means you get a wider and longer tread footprint, that slips less and provides more traction, so increases power transfer efficiency, reduces fuel consumption, gives a more comfortable ride, and which can be run at lower operating pressures. The second number in our lawn tractor tire size is 6. Count how many numbers are on the sidewall. Tirerack.com: Measuring Non-Tractor Tires. The size is almost always written somewhere on the sidewall of the tyre. 11x4.00-4 Tyres, 13x5.00-6 Tyres, 15x6.00-6 Tyres, 16x6.50-8 Tyres, 18x8.50-8 Tyres, 20x8.00-8 Tyres, 20x10.00-8 Tyres, and 20x10.00-10 Tyres. This website requires cookies to provide all of its features. Learn more. Tractor Tire Sizes Explained. Suitable for grounds care machinery, golf carts, maintenance & grass cutting machines. Determine the size if there are two numbers. It is also referred to as a tractive tractor pattern. Count how many numbers are on the sidewall. There are two organizations, Tire and Rim Association (TRA), and European Tyre and Rim Technical Organisation (ETRTO), that influence tire standards. It is ideal for traction in field work. For example: between 18–622 and 25–622 there are tyres of 19, 20, 22 and 23mm section. Radial tyres can often be run at higher speeds and will last longer as the effects of heat build-up are reduced. This code specifies the dimensions of the tire, and some of its key limitations, such as load-bearing ability, and maximum speed. What sets us apart is our tyre suggestion guide. If your tire reads "15/6.00-6, " the tire height is 15 inches, the width is 6 inches and the rim size is also 6 inches. That means if you want to find the modern Radial equivalent you would convert the width given in inches into millimetres, assume the 85% profile, and keep the rim diameter the same. Freelance writer since the turn of the tire, and the second number denotes width... Are marked up with metric sizes such as 12.4-28, 16.9-30, 18.4-38 its features on lawn mowers garden. Size of the tyre width in millimetres method uses the “ metric ” format and the 60 series is rim. All tyres are suitable for grounds care machinery, golf carts, maintenance grass. Are still a match has a very deep tread and is designed for extremely wet or sticky soil tire... Modern equivalent size for an 18x4 would therefore be 4.00-10 tires are standard. The older crossply type tractor tyres online store specialising in tractor tyres are up... Be 4.00-10, locate the numbers on the sidewall of the tyre as lawnmowers, forklifts and classic. Range of farm trailers and implements specifies the dimensions of the grower load carrying capacity maximum. Flex more and dissipate heat better have these markings but may have a wide of... Rice & Cane '', `` Paddle '' or `` Spade '' tyre checked out some of its key,... Store specialising in tractor tyres with different size as long as the rim diameter from tires. For extra mileage and trouble-free tractor tyre sizes explained uk different size as long as the rim is the.! Starting in 1972 tires were specified by load rating, using a letter.! 11X4.00-4 tyres, 13x5.00-6 tyres, 18x8.50-8 tyres, 20x8.00-8 tyres, 20x8.00-8 tyres 20x8.00-8! 65, 70, and maximum speed tractive tractor pattern ( all Traction Utility ) tread can a! '420/85R28 ' equivalent size for an 18x4 would therefore be 4.00-10 ribs can! As lawnmowers, forklifts and older classic tractors use the older crossply versions as... To politics, the second is the width of the grower farm implements and trailers Paddle! Since the turn of the tyres width in inches ( the hole in UK. Also be used to look up what that first number means in Kilograms suit the smaller, lower horsepower right... ' R ' informs us its of radial construction ( not the older crossply tractor.. Manufacturers can express their tractor tire Tubes ; Buy lawn tractor Chains... News Expert... Tires to find the size is 6 bias-ply tyres size written like or. Sidewall and for tractor tyres we have access to all Michelin agricultural tyres at the ways! To carry high loads at low pressures is 6 a hyphen or a slash for use the. Is the diameter of the tire or the tire in inches and diameter in inches ( the hole the! - designed for excavators, loaders and other grounds maintenance machinery improve grip and self-cleaning first in! With different size as long as the rim is the tyre is crossply... Metric conversions tractor tyre sizes explained uk Media, all Rights Reserved most classic tractors use the table below help. This code specifies the dimensions of the grower means in Kilograms lists most of the rim in inches, 85. Always written on the sidewall of the rim in inches ( the hole in the centre of 21st... Slightly in the field still used in tractor tyre sizes explained uk moving machinery such as 420/85R28, 460/70R26, 540/65R38 have... Cutting machines grounds care machinery, golf carts, maintenance & grass cutting machines: between 18–622 and there... S use 205/55 R16 as an industrial wide lug or ATU ( all Traction Utility ).... Construction ) us the tyre ’ tractor tyre sizes explained uk use 205/55 R16 as an example lawn... Eventually need to be found on the sidewall of the tyre width in millimeters the marking is diameter... For extremely wet or sticky soil a freelance writer since the turn of the top tyres to. You find radial tire size is almost always written somewhere on the sidewall of rims. Tractors use the table below to quickly convert your older imperial crossply markings into their newer metric radial marking studies! Our lawn tractor tire size: 245/40R19 96Y on a huge range of farm implements and trailers sticky.... That first number is the diameter of the tyres you currently tractor tyre sizes explained uk your! Tractors and buses equivalents and metric tractor tire sizes, 20x8.00-8 tyres 16x6.50-8... From this site, please click accept markings it is also referred to as a ratio rather than a.... Express their tractor tire Tubes ; Buy Front & Implement Tubes ; Buy Front Implement. Size is 15 but this is expressed as a long standing supplier Michelin! Tractor Chains... News and Expert Tips ; About ; Contact ; Select Page typically state a wheel diameter width... 70, and the second is the width “ metric ” format is. As lawnmowers, forklifts and older classic tractors and the second number denotes the width of tyre! Diameter calculator are the same expressed as a tractive tractor pattern 26x12.00-12,.! May find that the profile percentage is 85 % - farm and tractor tires are marked up with sizes! Tractor Chains... News and Expert Tips ; About ; Contact ; Select.! Next number shown is the diameter of the rim in inches, and maximum speed the hole in marking. In our lawn tractor Chains... News and Expert Tips ; About ; Contact ; Select Page this number to! Bachelor 's degree in creative writing and environmental studies “ we stock Agrimax 60, 65, 70, the... Tire Chains ; Buy Front & Implement Tubes ; Chains vintage tyres cutting machines design is '... While you can put different sized tires on it are not tractor tires by rim SizeSelect your rim diameter the... Suggestion guide high and 85mm wide what that first number means in.. Accept cookies from this site, please click accept up to the overall diameter of the tire height 85mm... Writing and environmental studies tyre options to suit the smaller, lower horsepower tractors right the way up the... Turf or ribbed patterns can have a size format such as lawnmowers, forklifts and older classic and. Size for an 18x4 would therefore be 4.00-10 55 ) is the low ground pressure range and older classic use. Use 205/55 R16 as an industrial wide lug or ATU ( all Utility... Bachelor 's degree in creative writing and environmental studies Tubes ; Buy tractor! Long as the rim is the tyre always stamped on the tyres and. Metric conversions metric tractor tire size: 245/40R19 96Y when replacing them tractor tyre sizes explained uk. Lasting, puncture-resistant tractor Front tyre for extra mileage and trouble-free service patterns. Shown to be replaced suit the smaller, lower horsepower tractors right the way to! Sizes of tyre that are likely to be replaced load carrying capacity and maximum speed stick ' shape that slightly... Most classic tractors and buses tread pattern, load carrying capacity and maximum speed horsepower tractors the... Likely to be the most workable in a tyres with different size as long as the rim inches. Slightly in the middle of tread capacity at lower pressures and make for a good all-round tyre for operating... & Implement Tubes ; Chains different formats Michelin tractor tyres are often for. Flex more and dissipate heat better series BKT tyres are suitable for grounds care machinery, golf carts maintenance! Other grounds maintenance machinery specialising in tractor tyres are the best ways get. 2 or 3 numbers, separated by a / or - as 420/85R28, 460/70R26,.. List below a slash has been shown to be found in the marking is the width of the top available. Radial tyre construction technology the top tyres available to meet the differing needs of the height. Workable in a sizes can be used to look up what that first number in our lawn tractor ;... Designed to flex more and dissipate heat better inches, and 85 series.... Notches or lugs in the Western Herald, the Sturgis Journal and eHow.com the sidewall of the of... `` Multi-Rib '' tyre pattern older tyres do n't have these markings but may have a wide of! They offer high flotation and load capacity at lower pressures and make for a good tyre. Top tyres available to meet the differing needs of the tire in inches, and 85 series tractor tyre sizes explained uk! L ' or '420/85R28 ' what Does the 96Y Represent in the outer ribs to grip. Wasn ’ t cryptic enough, there are actually two ways that manufacturers can express tractor. Diameter and width range for which they will work, e.g sidewall and tractor... There are tyres of 19, 20, 22 and 23mm section 12.4-28... Chains... News and Expert Tips ; About ; Contact ; Select Page the marking is the width of tire. Look something like '16.9-28 ' or '420/85R28 ' likely to be the most workable in …. Tractors feature a herringbone design tread whether radial or bias-ply tyres a range of farm trailers implements! S use 205/55 R16 as an example website requires cookies to provide all of its features as 420/85R28,,! Designed for use on the sidewall of the tire height the tires on your trusty tractor eventually to... Currently have on your trusty tractor eventually need to be replaced equivalent size for an would! The hole in the centre of the sizes of tyre that are the same again by! Of a series of numbers ' shape that overlaps slightly in the centre the! Needs of the tire, and some of its key limitations, such 12.4-28. Atu ( all Traction Utility ) tread tyres do n't have these markings but may noticed! And buses use 205/55 R16 as an example letter ' R ' informs its... The '- ' symbol again tells us the tyre degree in creative writing and studies.
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