provide a better service . continue to use the site as normal if you re happy with this or click here to change your settings about us contact us faq careers blog events my account search basket main menu tyres mot servicing offers other products locate a centre fleet free restaurant gift card worth up to 60 dine out when you buy 2 or more continental tyres uk 17 purchase required rewards vary by rim size ends 30 11 16 further information vehicle servicing book your annual or interim service online today . book now mot from 27 save money on your mot when you book online book now free mobile tyre fitting available when you buy 2 or more tyres further information services search for tyres mot and servicing with your vehicle registration . select your service tyre search mot service brakes exhaust batteries air con search tyre search by size unsure where to find your tyre size click here . width ... 125 135 145 155 165 175 185 195 205 215 225 235 245 255 265 275 285 295 305 315 325 750 ratio rim speed search sign in to my account email password forgotten your password click here sign in register blog learn more about all areas of caring for your vehicle with our kwik fit blog . our latest article is don t chance it check it october is tyre safety month locate a centre find your nearest kwik fit centre opening hours contact details and directions . search mobile fitting 7 days a week we now offer mobile fitting every day of the week within the m25 . exclusive online tyre pricing huge range of tyres at web exclusive prices available to buy online today . motability motability customers can now book a tyre appointment online . exclusive online tyre pricing we are committed to offering customers our most competitive tyre prices . read about our exclusive online tyre pricing . trustpilot we have a rating of from our customer review on trustpilot . you can view what others are saying about us and rate your own experience . faqs we offer a series of faqs to help you learn more about our services or your vehicle . customer services 0800 75 76 77 our customer service opening hours are 8 30am to 5 30pm monday to friday 8 30am to 5 00pm saturdays and 10 00am to 4 00pm sundays . book online tyre search mobile tyre fitting book an mot book a service air con recharge batteries exhausts brakes information fleet services kwik fit drive careers promotions modern slavery act kwik fit netherlands european franchising press releases customer services contact us feedback frequently asked questions locate a centre my account terms and conditions cookies site map secure online payments we use the latest technology to keep you safe and secure online . freephone your local centre 0800 222 111 our centres are open monday to friday from 08 30 to 18 00 saturday 08 30 to 17 30 and sunday from 10 00 to 16 00 . local variations may apply . 2016 kwik fit gb limited modaltitle modalbody close modaltitle modalbody close modaltitle modalbody select tyre size front tyre size rear tyre size we endeavour to ensure we are displaying the correct tyres for your vehicle . however we recommend all customers check the tyre size printed on the side wall of their tyres before proceeding with a tyre purchase as occasionally discrepancies do occur . by selecting the tyre sizes above and clicking continue you are indicating that you have checked your tyre sizes . please select your front and rear tyre size before clicking continue . cancel continue we have identified the tyre size s that may fit your vehicle . please select your front tyre size and rear tyre size below before clicking continue . label filter your results close to continue with your booking please select your appointment time from the list below . select your appointment time please select select another date reserve your appointment vehicle not found sorry but we could not find your vehicle . please enter your vehicle details below . reg.no year make model variant engine cancel continue continue cancel finding your tyre size tyre size your tyre size can be found on the sidewall of your current tyre and is a sequence of numbers and letters . 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 . tyre width aspect ratio rim diameter speed rating tyre width 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 the fourth and fifth digits of the tyre code that immediately follow the tyre width . the aspect ratio or profile height of the tyre sidewall is expressed as a percentage of the tyre width . so an aspect ratio of 55 for example means that the profile height of the tyre is 55 % of its width . rim diameter the next two digits represent the size of the wheel rim that the tyre can be fitted to . it is also the diameter of the tyre from bead to bead . so a tyre marked 16 will fit on a 16 inch wheel rim . speed rating the speed rating of a tyre is represented by a letter of the alphabet at the end of the tyre size code and indicates the maximum speed capability of the tyre . tyres receive a speed rating based on a series of tests which measure the tyres capability to handle a set speed for a prolonged period of time . select your tyre speed rating to find out the maximum speed your tyres can maintain . speed rating e.g. v q r s t h v w y max speed if you are unsure what speed rating you need be sure to check your vehicle handbook . choosing a lower speed rating than that recommended by your vehicle manufacturer could potentially invalidate your insurance .