The first three digits. This displays the width of the tyre in millimetres. A tyre marked 225 will measure 225mm across the tread from sidewall to sidewall. Aspect ratio Get the marker for yourself and first shake it well. Now, pump it first against the cardboard, piece of paper or even a towel to saturate the tip, so the paint starts flowing

Pre-positioning the unglued lettering on the tyre is the first step in determining where your lettering should be finally glued down.

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Manufacturing date code– The tyre will sometimes be marked with its manufacture date, displayed as a long set of letters and numbers like this ‘DOTXXXXXXXX1320’. The last four numbers relate to the manufacture date –‘1320’ means that the tyre was made in the 13th week of 2020. Exterior noise levels are split into three categories and the figure is the noise level measured in decibels (dB). The curved bars on the tyre icon show the tyre’s noise emissions compared with European Union regulations. The EU tyre label is a simple and effective way to compare the performance of tyres and help decide which are the best for your needs.

The speed rating letter comes after the load rating. It’s important to look at both together because the speed rating depends on driving with the right load. Often, the tyre speed rating will be a faster speed than your car's able to go. That’s mainly for safety reasons, to make sure that you tyre performance is never worse than the car’s performance. Choosing the right tyre speed rating for your car’s important for the safety of yourself and other road users.Radial tyres are marked with the letter R. Radial tyres are constructed with the cord plies positioned at a 90 degree angle to the direction of travel to give the tyre additional strength. Almost every new tyre manufactured today is a radial tyre. Wheel diameter LifeSearch Partners Limited (FRN 656479), for the introduction of Pure Protection Contracts, who are authorised and regulated by the FCA to provide advice and arrange Pure Protection Contracts. LifeSearch Partners Ltd is registered in England and Wales to 3000a Parkway, Whiteley, Hampshire, PO15 7FX, company number 03412386. As well as being a handy comparison tool, the label gives manufacturers an incentive to produce better tyres. This has worked for domestic appliances, where the level of improvement has led the authorities to re-evaluate the rating scales. This is important to ensure that the tyres you buy are suitable for your vehicle, as the wrong size or speed rating can be dangerous. The 2 numbers on a tyre sidewall that come before the tyre speed rating are the load index. This shows you the maximum weight of the vehicle (and any load it’s carrying) for that tyre.