Going a little bigger, the 275/70R18 is pretty popular on trucks like the Nissan Titan, Chevrolet Silverado 3500 and RAM 2500. Some great light truck tires in this size include the Toyo Open Country A/T III, Continental TerrainContact H/T, Firestone Destination LE3 and General Grabber HTS60.

The 235/50R18 is a lower-profile tire that’s found on sportier models like the Ford Mustang, Jaguar XF as well as Volkswagen Tiguan, Dodge Grand Caravan and Honda CR-V. For the sporty end of the spectrum in this tire size, check out the Toyo Proxes 4 Plus, and Pirelli P Zero. For more tame vehicles like the Tiguan, Grand Caravan and CR-V, check out the Continental PureContact LS, Kumho Solus TA71, Goodyear Assurance All Season, or Falken Ziex ZE950 A/S.

Let’s think about one more, the 225/35R18, commonly found on compacts and subcompacts like the Mini Cooper, Mazda MX-5, Honda CR-Z and Audi A1. Some great premium tires in this size class include the Bridgestone Potenza S001, Toyo Proxes Sport A/S, Pirelli P Zero Nero GT and Continental SureContact RX.

Most popular 18" tire sizes

All 18" tire sizes

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How to find your tire size

Check the inside frame of the driver’s side door, inside the glove box door, your driver’s manual, or your tire’s sidewall in order to find your tire size.

Learn more on how to read your tire size.

You may also be interested in tire service descriptions which tell you a tire's load limit and speed rating.

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