Look at the tyre sidewall (for example, 235/40 R18), your driver door jamb sticker, or the owner’s handbook. If you use the registration search tool, it will help match the correct size for your specific vehicle.
Yes. Choose tyres with at least the manufacturer-recommended speed rating and load index for your CLA45 AMG. Fitting a lower rating can affect handling, safety and may have insurance implications.
It’s legal in the UK as long as sizes and ratings are correct, but mixing can change grip balance and steering feel. For best performance on a CLA45 AMG, fit matching tyres across each axle and keep tread depths similar.
After choosing your tyres, select a local fitting garage and an available time slot. The tyres are delivered directly to that garage, and you simply arrive for fitting at your booked time.
Cars must have at least 1.6 mm tread across the central three-quarters of the tyre around the full circumference. Tyres must also be free from dangerous cuts, bulges or exposed cords, or they can fail an MOT and be illegal to drive on.
