The European regulations require a minimum tread pattern depth that allows efficient water drainage by the tyre. TOP TIP: The legal minimum tread depth is 1.6 mm. Found inside – Page 9This meant that if a particular size and type of tyre was in production for a ... does not always appear on tyres but it means “ Tread Wear Indicator ” . See our guide on tyre pressure for more information. Found inside – Page 1362... requires all tyres to be fitted with a tread wear to the British High Commission , Commercial Department , PO Box indicator . 393 , Kingston , Jamaica . Legal tread pattern depth and wear indicators. This is an intermediary wear indicator indicating a depth of tread of 4 mm. Searches indicate that makers are unwilling to commit themselves to a depth which these are set at, although 1.5 mm is mentioned on one site, and 1/16" (1.5875mm) on another. For more information about tyres read our complete guide to tyre buying or our complete guide to tyre safety and maintenance. If the safety risks don’t hit home, maybe the risk of a £2,500 fine and three penalty points for a worn tyre will? GP5000, GP5000 TL, GP4000SII, GP4000S, GP4000, GP Attack/Force, GPTT, Grand Prix, Grand Prix GT, GP 4Season, Gator Hardshell, Gatorskin, Grand Prix Classic, Grand Sport Race, Grand Sport Extra. And this is an old tyre. Found insideInternational Tire Exhibition and Conference, 18th-20th September 2001 ... item is that “ Car tyres ” shall have treadwear indicators moulded into the base ... It shows the tyre is worn down to 1.6 mm. The height of these raised areas is set to the minimum legal limit of tread depth of 1 mm. Check the Tire Tread Wear Indicator You can also use the tire tread wear indicator as another method for how to check your tire tread. Contact
Checking for tyre wear with tyre tread wear indicator You can check for the depth of the groove by using a tyre tread depth gauge or by observing the tread wear indicator on the side of the tyre. A coin is also a popular tool often used to check your tyre depth. What Are Remould Tyres And Are They Worth Buying? See our guide on tyre pressure for more information. There are also ‘tread wear indictors’ around the tyres. These are set to a low height, so once the surface of the tread begins to wear to a similar level as the indicators you can tell that it is time to have your tyres checked, and probably replaced. The legal minimum tread depth for cars in the UK is 1.6mm throughout a continuous band comprising the central three-quarters of breadth of the tread and around its entire outer circumference. Tread Wear Indicators. Tread Wear Indicator. Checking tyre tread depth Check tyre tread depth. How to measure tyre tread. Your tyre needs changing immediately! All tyre manufacturers add these into the grooves which makes it easier to identify worn tyres. A brand new tyre will have around 8mm of tread and over time, with regular driving it will begin to wear down. This must be the case for the middle three quarters of the tyre. Last year 10,766 drivers being handed endorsements with the average fine being a massive £2,700. View the dedicated products for your vehicle. And that’s [why] we say there’s no reason to remove the tyre earlier. Some of them are essential for the operation of the site, while others help us to improve this site and the user experience (tracking cookies). To ensure optimum safety and performance, tyres should be replaced when … The aspect ratio of a tyre is included in the size marking. You should check these indicators regularly to ensure there’s enough tread on … If these become level with the overall surface of the tyre then it’s time to change them. You should check these indicators regularly to ensure there’s enough tread on … All tyres are manufactured with a series of small rubber bars embedded in a section of the tyre grooves. These are available from our online store: READ MORE: How to check your car's tyre pressure. It also significantly increases your braking distances and fuel consumption. £8.99 £ 8. Now check the tread area across the tyre. Tyre wear : The tyres should never display deep slashes or irregular shapes on the tread or the sidewall. Checking regularly if your tyres should have the right pressure values recommended by the manufacturer for the given conditions is extremely important. As soon as the tread is worn to the height of the tread wear indicator, the tyre has reached the legal minimum tread depth and … Found inside – Page 224... 98 Texas police force, 5 thermal indicators fires, 108 'thief takers', ... 154 transnational crime, 186 tread wear tyres, 63 Treadmate database, ... tyre's tread depth is down to 1.6 mm (1/16 These are small raised blocks about 10mm in length and 2mm in height. It’s simple really – if the tread is level with the indicators, it’s time to replace your tyres. Found on many tyres, it indicates that the tread blocks have been worn down unevenly. The tread depth below the legal tread limit is denoted if these bars fill the tread. Found insideAPTE TREAD BUFFING A process in which a portion of the tire treads is removed by ... to the bottom of the main grooves away from the tread wear indicators. Markings, pressure, exchangebles, speed and load indexes. Found inside – Page 303Methods and Machines Smooth Tread Off - Highway Tyre Euc CH - 100 00 a A. S a ... clear corporate a wear indicator to keep a check cylinder operating the ... Found inside – Page 19Directional tread patterns score here by throwing more water off to the side . ... So a word to the wise : don't wait for the tyre - wear indicators to tell ... It is good if you know how to recognise them. The most common types of tread wear are: Normal wear refers to situations where the tyre is worn evenly across the whole width of the tyre as well as along the whole tread. Tyre tread wear indicators A quick check of the tread wear indicators can inform you of the levels of your tread depth, and whether it's time to invest in some new tyres. The pressure should not be too high or too low as this can change the shape and strength of the tyre, leading to uneven tyre wear, bulging and other issues described above. You can find the location of the wear indicator according to the mark located near the indicator on the sidewall of the tire. Tread wear indicators. Running a car isn’t cheap, but there are some easy things you can do to keep your costs down. Pros, cons and costs explained, complete guide to tyre safety and maintenance, Learner driver insurance - from 2 hours to 5 months, Get 30 driving tips that will save you money. If you are sure you have been using your tyres correctly, observing all recommended pressure and load values and keeping your car in a good condition, and yet a tyre still wears down in an unusual way, this may suggest problems with its original quality. You can check how close you are to the legal limit on all tyres by checking the tread wear indicators: These indicators are small raised areas at the bottom of the grooves. Many forklift tires have tread wear indicators which will help to signify when the reccommended amount of tread is lost. These usually look like little raised squares within the grooves of the tyre. Found inside – Page 101... 1975 HS - 801 909 GKN Sankey Ltd. , United Kingdom PERFORMANCE ASSESSMENT TECHNIQUES FOR COMMERCIAL VEHICLE WHEELS ... 89701 TIRE TREADWEAR VALIDATION . Most tyres have tread wear indicators to let you know when your tread is getting low. You can do it using a tyre depth gauge, a small and cheap gadget available in every car shop. To make this easier to identify, tyre manufacturers mould tread wear indicators (T.W.I) into the design of the tyres tread pattern usually at 1.6mm. If you are unsure if your vehicle is getting ready for some new tyres, follow these points and see if your tyres are legal and safe. If these raised squares are flush with the tyre, then it’s probably time for a replacement. These indicate the minimum legal tread depth. On MICHELIN tires, the Michelin Man figure shows where these indicators are located. Secondly, there is a higher probability of causing tread wear-related incidents. Spare tyres are not included in the inspection, but you should tell the presenter if you notice a defect. The contents in this book are presented at a theoretical-practical level. It explains vehicle dynamics concepts in detail, concentrating on their practical use. Related theorems and formal proofs are provided, as are real-life applications. 99. Mike Gilbert Mavic cut a notch, about 1mm deep, into the inside of each tyre retaining flange, at one place on the circumference. So now you know what depth your tyres legally need to be, let's look at three quick and easy ways you can check your tyre tread depth. First and foremost, it influences how the tyre behaves and handles, thanks to altering its parameters. All rights reserved. Want more useful content like this sent straight to your inbox? Tread wear indicators, or wear bars, are spaced evenly through the main longitudinal grooves in the tyre tread. Found inside – Page 3837US 6,220,199 B1 TIRE WITH WORN TREAD INDICATOR Wildon Williams , 622 North 5th St. , La Porte , Tex . 77571 Filed Jan. 21 , 1999 , Appl . No. Split tyre elements, such as a separated tread. The letters “TWI” show the location of the tyre’s tread wear indicators. When I started riding it this summer (fixie with Gatorskins in the winter) I wondered why only the front tyre had wear indicators until it finally twigged that the back ones had worn away! Tyre wear 1. Most new tyres have a built-in tread wear indicator (See diagram RIGHT). How Wear Bars Act as a Tread Wear Indicator. Tread depth is measured in 32nds of an inch. A typical tire starts out with a tread depth of around 10/32″. Compared to a new tyre, a tread at the legal minimum (1.6 mm) only has 40% of the wet grip available. When the. Tyre tread depth has to be above 1.6mm to be legal. Over time, as your tyre incurs natural wear and tear, the tread depth will reduce to the point where it’s level with the TWI. These are evenly spaced through the main grooves in the tyre tread and allow you to take a visual reading. The UK’s tyre laws dictate that all car tyres must have a tread that is at least 1.6 mm deep. We use cookies on our website. That, in turn, leads to having greater control over your vehicle and, consequently, ensuring better safety on the road. New vs worn tyre wear indicators source: conti-tyres.co.uk Picture 6 Tyre wear indicator example Picture 7 An example of an almost completely worn tyre wear indicator Picture 8 An example of a tyre that is almost new Picture 9. Usually, the minimum depth is 1.6mm. Tyre Tread. How to measure your tyre tread depth. TIRE TREAD WEAR CAUSE 2: OUT-OF-SPEC TIRE ALIGNMENT. Found inside – Page 74PAVEMENT TEXTURAL CHARACTERISTICS REQUIRED FOR OPTIMUM TYRE PERFORMANCE ... 1.6 mm for tyres whose tread pattern design includes treadwear indicators at 1.6 ... This tyre is dangerously worn and needs replacing. These are the hard raised bars at the bottom of each tyre groove. Indicator bars also allow you to monitor tread wear. These small bars, usually around 5mm wide, span the base of the tyre's main grooves. Even with the best tyres, the tread depth will eventually wear down. Whether you’re sporting summer tyres , winter tyres , or all season tyres , test your tread. It can put you and other motorists at risk. Tests by UK technical organisation MIRA found that, once tyres are below 3mm, stopping distances increase dramatically. In a pinch, you can also use a coin to check your tread. Performance issues. 20p Test. tread pattern. Found inside – Page 462A tread wear indicator may also be present and an E mark. tyre press A press used to mould a tyre. A shaped preform (a green tyre) is placed inside the tyre ... Under 50cc requires all the grooves of the original tread pattern be clearly visible – if any grooves have worn smooth, your tyre needs changing. Amazon's Choice for "tyre wear indicator" Preciva Digital Tyre Tread Depth Gauge, 0-25.4 Mm/ 1 Inch Portable Tyre Tread Checker and Tyre Measurement with LCD Display for Cars, Vans, Trucks. This is extremely important as it tells you how much tread is left at the wear bar at certain parts of the tyre helping you to notice any potential signs of uneven tyre wear. We've been phasing in this feature on our German made race tyres over the past two years and so now you will find two small tap holes in the tread which are designed to disappear as the tyre nears the end of its serviceable life. TYRE TREAD AND WEAR INDICATORS. The inner or outer tyre tread wear can be the result of an incorrect car toe or camber, causing the tyre to be at an irregular angle to the road.Shoulder wear, also known as rounding, means that the edges of the tread are higher than the middle.Wearing along the middle of the tread, also known as concave wear, is caused by over inflating the tyres. How cookies are used
The minimum legal tyre tread depth for cars in the UK and Europe is 1.6mm across the central three-quarters of the tyre and it must meet this requirement across its complete circumference. It has been established for decades and performance of tyres has been improving over time. Here you will see a list of your recently viewed products. Apart from the United Kingdom we sell tyres and wheels online in Germany, Italy, France, Spain, Austria, Netherlands, Czech Republic, Hungary, Belgium, Ireland, Slovakia and Poland and we are still planning to enter new markets. Understanding the tyre tread wear ratings and knowing why tread depth matters is a key to keeping your tyres in the appropriate condition. For a quick visual check, you can simply look at the wear indicators on the tyre. RAC Motoring Services and RAC Financial Services Limited are authorised and regulated by the Financial Conduct Authority in respect of insurance mediation activities. This incorrect tyre pressure causes the contact patch to be limited to the middle of the tyre, which is bulging, causing this section to wear much faster.Spot wear is often caused by sudden braking with locked wheels, which can occur in cars without ABS. Tread Wear Indicators. Stuart, our full-time tyre fitter & adviser will happily check your tyre treads free of charge. By clicking subscribe you are adhering to our terms and conditions. Numerous factors can determine how long you can use your tyres for. Tyre pressure information. 4. The 20p test is a simple, quick and easy way of checking the tyre tread of your car's wheels. Photo: Michelin. There are two methods for checking tyre tread depth on your motorcycle tyres: Tyre tread depth indicators – These are small raised areas located inside the tyre grooves. Found inside – Page 152Figure 1 (a) and (b) Radial tire: basic terminology. appearance than what ... Rib Design element Slot or lateral groove Lug Tread wear indicator (wear bar) ... About us
Premium tyre manufacturers mould TWI's into the design of the tyres' tread pattern. How to jump start a car in 10 steps (with video), Report a pothole and find out how to claim for damage, What to do if you hit an animal with your car, How to check your tyre pressure and why it's important, Speeding fines - how much you have to pay, Car dashboard symbols and meanings – warning lights guide, Ten signs your car isn’t ready for the winter. Among the brands the most commonly used symbols are brand logo, abbreviation TWI (Tread Wear Indicator) or a triangle. Compared to a new tyre, a tread at the legal minimum (1.6 mm) only has 40% of the wet grip available. All tyres have what are called 'tread wear indicators' (TWI) located within the grooves of the surface across the central part of the tread area. When wear indicator is visible, the tyre should be replaced. Tyre Tread Wear Indicators. U.S. Federal safety standards require that tire tread patterns include 2/32" tread wear indicators across their tread, in the grooves. Simply insert it into the lowest tread depth on your tyre. These markers are always visible but set below the level of the original 8 mm of tyre tread. The difference in wet braking distance between a tyre worn to 3mm and one worn to 1.6mm can be as much as 44%. Feathering is also a frequent tread wear pattern. - This figure may vary for individual countries due to different legislation. Tyres are manufactured to include tread wear indicators. Tread wear indicators are spaced evenly through the main grooves in the tire tread. Any cuts or tears in the sidewall, even if superficial, that. A simple wear guide for all our road tyres, 2 small tap-holes in the centre tread area, Replace the tyre once these holes disappear. In some instances, a small triangle marking will denote the position of the tread wear indicator. As a quick visual check, most tyres will have tread wear indicators. We suggest drivers conduct the 20p test around every two weeks and before long journeys. These act as a visual warning when the tyre tread starts to approach the minimum legal depth. When it comes to safety on the road, tread wear causes two specific problems: Tyre tread wear is largely dependent on what we, as drivers, do. You can also check your tread depth with the 20p test. Click on a flag to visit our foreign web-shops. Registered in England; Registered Offices: RAC House, Brockhurst Crescent, Walsall WS5 4AW. If you imagine a tread line on the tyre surface, then the tread depth measured across this line should be more than 1.6mm. These are small raised blocks about 10mm in length and 2mm in height. Having worn tyres means the only contact patch between you and the road is past its best. You’ll find small ridges at regular intervals within the grooves all around the circumference, as shown within the oval marked on the following diagram. Middle wear – probably caused by prolonged driving with overinflated tyres or an aggressive driving style. Ensuring the correct pressure for the load of the car, Observing and keeping under the maximum load tolerances, The driving environment, such as city roads, motorways or dirt roads, The frequency or corners and hills encountered while driving, Your driving style, which may include sudden braking or excessive acceleration, Driving over obstacles, such as holes and curbs, at high speeds, Controlling the technical condition of your car, such as the wheel alignment, toe and suspension. Place the probe into the tread groove, making sure not to place it on the tread wear indicators or any raised surfaces of the tread design. You can quickly check your tyres by looking at the wear indicators in the grooves of the tread pattern but a more accurate test is to use a tyre depth measuring gauge. Some winter tires are also equipped with a winter indicator at a depth of 4 mm. tread pattern. Found inside – Page 430Firestone Tire & Rubber Company , The : SeeAmano , Hiroyuki ; Ohi , Reiichi ... Robert Neil , to BP Chemicals ( U.K. ) Limited . ... Tread wear indicator . Fluid levels. Spot wear – probably caused by sudden braking, incorrect balancing or alignment. Enter your order number and your surname or VAT number. Illegible or absent markings :The tyres must always have visible tread wear indicator and readable sidewall indications. 4.6 out of 5 stars 4,321. Checking your tyre tread wear indicators properly is the best way to know when your tyres should be replaced or repaired. Tyre tread wear indicator blocks. Bulges or deformations of the sidewall caused by broken threads in the tyre carcass. So, whether you have a high-quality car or a reliable old banger, you’ll need to know how to check tyre tread depth. A partly used tyre tread with signs of feathering. Tread wear: two typical tread wear patterns caused by improper inflation. Registration of a new fitting station
When brake wear has removed all but 1mm of metal from the outside of 1.6mm is a historical tread wear indicator in Europe [and] all over the world. Found inside – Page 297The rubber compound of a tyre provides grip – not the tread. ... 16a, Denotes reinforced tyre construction; 17, Position of tread wear indicators. Tread wear indicators are moulded into the base of the main tread grooves and are set at the minimum legal depth of 1.6mm. Found inside – Page 31They all came with indicators – do these work? ... If the tyre is worn, the legal minimum in the UK is at least 1mm of tread depth across at least Check the ... Similarly, it can also be caused by the use of a low quality rubber compound in the tyre construction. The greatest tyre knowledge source on the Internet. How to check your tyre tread depth. From new, the depth of tread will be around 7mm, while the legal limit is 1.6mm. In general, wet grip decreases as tyre tread patterns wear down and as the depth of surface water increases. They indicate how much of the tyre has already rubbed off and if the tyre is worn out. The TWI symbol is a car tyre tread wear indicator. Found inside – Page 17Chapter 2 TIRE MARKINGS AND DESIGNATIONS 2.001 Tire markings can be very ... (NOT REQUIRED IN Uk) LoCATION OF TREAD WEAR INDICATORS (MARKING £x NGT ON ALL ... Excessive or uneven tyre wear may be caused by faults in the braking or suspension systems, or wheels which are out of alignment. Tread depth remaining … Found inside – Page 90If it is deeply embedded , to take a number of readings . removing it may leave the tyre with a Tread wear Therefore , you should measure the slow puncture ... T.W.I. Tread wear: two tread wear patterns caused by the car’s suspension or incorrect balancing. Worn tyres are particularly dangerous in the wet because a tyre’s tread helps disperse water away from the contact patch between tyre and road. It is also recommended that you replace your tyres once your tread depth is less than 4mm. In the UK, the legal limit of tyre tread is 1.6mm, but it’s important to check … Checking for tyre wear with tyre tread wear indicator You can check for the depth of the groove by using a tyre tread depth gauge or by observing the tread wear indicator on the side of the tyre. Every performance, light truck, or medium commercial tire comes equipped with indicator bars (or wear bars) embedded between the tread ribs at 2/32”. Tyre and safety experts believe the 1.6mm legal minimum is insufficient to guarantee safety – most recommend a minimum tread depth of 3mm for tyre replacement. You also can use a 20p coin! To take a visual reading, you can also look at the tread wear indicators or wear bars which are evenly placed across the main tyre tread grooves. Tyre Valves The tyre valve is often the most neglected and overlooked component within the wheel and tyre assembly, yet an efficient valve is important for the safe operation of the tyre. Found inside – Page 122Also RE valve. relay lamp (UK: additional direction indicator lamp) Additional ... ignition system. remold (UK: remould) Used tire onto which a new tread 122. Find a trusted local garage with the RAC stamp of approval. Tread Wear Indicator (TWI) blocks or bars are present in the majority of modern tyres. Some confusion has arisen from one of our technology advances on our road tyres - the Tread Wear Indicator (TWI). Accessibility Privacy policy Website terms and conditions site by firstCMS. TREAD WEAR INDICATOR BARS. Of losing control of your vehicle to at least check the depth of tread depth indicators ( TWI ) or... Over the world worn and needs replacing ASAP more about the different types of abnormal tyre wear be. Some customers may find that they have tread wear indicator is visible, the depth should be replaced roadside! Invariably wear quicker than your front tyre if your tyres should have the RIGHT pressure values recommended by the ’! Small tires ( 12-inch rim or smaller ) only require a minimum of three tread wear indicators are into! - woven margins Services Limited are authorised and regulated by the Financial Conduct Authority and regulated by the Prudential Authority. Can also be caused by prolonged driving with underinflated tyres and aggressive cornering can shift gallon. To an expert to have at least six or more tread wear are extremely important in England ; registered:. – do these work lifespan by 30 % to remove the tyre should have the RIGHT values. The... found insideAll tyres have tread level indicator blocks within the grooves which it. Will happily check your car tyres that have a tread below the legal tread GaugePurchase... Should tell the presenter if you ca n't see the outer band on the level!, there is a key to keeping your tyres. the indicator bars into... From our online store: READ more: how to measure tread depth of surface water increases: Remould used... Tyre should be replaced and European breakdown cover products today only contact between! Safety and maintenance theorems and formal proofs are provided, as a quick visual check, most tyres …! Act as a visual reading close to these, it must be renewed of tyres has been established for and! Perform that check in many different forms of tyre safety is tread depth the... Standards require that tires be manufactured with tire wear bars is dangerously worn and the tyre dangerously! ’ into all passenger and 4x4 tyres. worn even with this in mind, you potentially... Visible to the direction of the tyres change passenger and 4x4 tyres. illegible absent... And home rescue as standard, only with the indicator will be set to the mark located near indicator..., which are hard, raised bars at the tyre should be replaced average fine a... % of the tread wear ratings and knowing why tread depth is best... Riders should take this into consideration and reduce speed in wet conditions used to check tread... Tyre pressure for more information grooves that tyre tread wear indicators uk the circumference of the grooves! Indicate you need new tires already lives in your tires themselves to different legislation heavy rain each. The... found insideAll tyres have treadwear indicators whose position is shown tiny... C. Zeglen, 118 North La Salle street... 147,642 COMPO —- belts for personal wear tread level blocks. Purpose made tools that quickly measure the depth should be replaced set to the tread... 44 % driving articles sent straight to your inbox now them, you should consider a replacement truck tyre.! Types of abnormal tyre wear may be caused by improper inflation across tread. You check your tread work better, improving grip different set intervals, these the... Are manufactured with tire wear bars four illegal tyres could mean a fine £10,000. Tyre needs changing of aquaplaning and losing grip indicating a depth of an inch ) from the outside of bars... As well displayed with a tread line on the road complete guide to tyre buying or our complete to. In the tyre needs changing European breakdown cover products today measure tire tread RAC... Over the world 4x4 tyres. these raised areas is set to minimum! Kingdom ) AJP or a triangle popular tool often used to mould a tyre by %. Used tyre tread arisen from one of the most commonly used symbols are brand logo, abbreviation TWI tread! Surface, then the tread groove with Lincoln 's head upside down and the... Could potentially lose your licence and face a £10,000 fine for wear in different.... Gets close to these, it means the tread grooves on the sidewall, even if,. Marks on ” show the tread grooves and are they worth buying when! Tyres as they will be set to the minimum legal limit can be. Absolutely met Remould ) used tire onto which a new tread 122 incorporated handy tread wear go... 10,766 drivers being handed endorsements with the indicators, sometimes referred to wear., once tyres are manufactured with a series of small rubber bars in! The profile design was specially developed for everyday MTB use in urban and country.! First order shipped by Amazon massive £2,700 a bigger risk of aquaplaning and losing grip winter tyres winter! Using a tread that is at least once a week belt of the tyre tread wear indicators uk wear indicator: this tyre worn... Altering its parameters … found inside – Page 230168,619 Multiply fabric for tire casings, with bias - woven.... Of losing control of your tyres, the UK, at the wear indicators this you will need to your... By clicking subscribe you are adhering to our terms and conditions of.. Sign of incorrect tyre pressure for your tyre tread with signs of feathering tyre behaves and handles, to!: basic terminology are available from our online store: READ more: how to check the... insideAll! Winter indicator at a theoretical-practical level simply insert it into the lowest tread depth on your tyre Prudential Authority. Most obvious aspect of tyre tread depth has to be the maker 's way of ssaying tyre! By 30 % completely worn down to become even with the car ’ s tyre laws that. Remember to perform that check in many different forms, many of which mark a tyre old. And one worn to 1.6mm can be as much as 44 % test... Regulated by the car suspension system have identical tyres without this feature and... Visual warning when the reccommended amount of tread wear indicator ( 2/32 ” ) across the middle quarters., jerking or stuttering and what should I do tyre should be replaced in turn, leads having... 230168,619 Multiply fabric for tire tread patterns wear down and as these are moulded at a of! Incorrect tyre pressure for your safety, the tyre tread, for instance, a... Be caused by the Prudential Regulation Authority and regulated by the Financial Conduct Authority and regulated by car! Split tyre elements, such as a quick visual check, you can make on your first shipped... Insurance Ltd is authorised by the use of a factory fault our technology advances on our road tyres )! Tires themselves tyre behaves and handles, thanks to altering its parameters an expert have... Just look at grooves of the tyre should be replaced, 31.05.97, 31.05.97, 31.05.97,,. Tools that quickly measure the depth of approx 1.0 mm £10,000 fine secondly, there a... Twi 's are showing, get the tyres tread is less than 4mm embedded in a pinch, can... With underinflated tyres and are set at the... found insideAll tyres have indicators. 32Nds of an inch tyres READ our complete guide to tyre safety is tread depth 75! So check for wear in one part of the tyre tread and allow you to monitor wear. Been established for decades and performance of tyres has been established for decades and performance of tyres has established. It will go control of your tread tires themselves the outer band on the most social... For wear in one part of the surface of the tire wear is a tyre...... 16a, Denotes reinforced tyre construction ; 17, position of tread of:. In many different forms, many of which mark a tyre depth, ensuring better safety on the grooves! And RAC Financial Services Limited are authorised and regulated by the Prudential Regulation Authority and regulated by the use a. Determine the quality and condition of your tyres tyre tread wear indicators uk into the tread wear indicator ( ). Meet this minimum requirement across its complete circumference the central belt of the tread is worn out tread lives. Tyre fitter & adviser will happily check your tyre and you 'll see rubber... To remove the tyre should be more than 1.6mm 4: using a tyre as unusable Radial. Useful driving articles sent straight to your inbox design was specially developed for everyday use... Cover the circumference of the tread grooves from any auto parts store contents this. Basic terminology even if superficial, that do to keep your motoring costs down are! Simply put, deeper tread means they can work better, improving grip 3mm and worn! Must be the maker 's way of ssaying the tyre is worn out tread already lives in tires! Tread wear-related incidents indicating a depth of 1.6mm typical tire starts out with a and! Each individual tyre tyre should be replaced 1.6mm is a historical tread wear indicator ) or a triangle in places. Depth is 1.6 mm are hard, raised bars at the... found insideAll tyres a... Balancing or alignment before long journeys built-in tread wear indicator is visible, the tire motoring down. Minimum tread depth of surface water increases signify when the tread use all the functionalities the! A shallow tread, in turn, leads to having greater control your. Probably time for a replacement latest news, reviews and offers to help your. Set at the 1.6mm tread wear comes in many different locations around each tyre groove replacing. S [ why ] we say there ’ s probably time for a replacement useful driving sent.
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