Do you want to buy a 225/40R18 tire but you don’t know if it’s the most suitable solution for your car? The Pirelli catalog includes a selection of 225/40R18 tires. Compare their technical specifications in detail and choose the tire that meets your expectations to the full. Pirelli dealers are also ready to assist you at every stage of your purchase by providing you with all the information you need. The 225/40R18 tire has the following characteristics: the first three digits 225 correspond to the tire width calculated in millimeters. The second number consisting of two digits 40 instead corresponds to the ratio between the height of the sidewall and the width of the tire. R stands for “Radial” and the last two digits 18 indicate the size of the diameter of the rim measured in inches. Filter the tires according to the season: winter, all-season and summer. We have a comprehensive catalog for every climatic condition and type of car: economy, SUV, sports. Discover the best selection of Pirelli 225/40R18 tires and buy tires for your car with complete confidence.