Most Orders Ship Same Day!

Browse Tires

Find the perfect tires for your vehicle

Browse Categories

Why Choose SpeedyTire?

  1. Home
  2. >Tires
  3. >255/40R18 Tires

255/40R18 Tires

Metric tire size 255/40R18, 255mm width, 40% aspect ratio, 18" rim diameter

Understanding Tire Size 255/40R18

  • Width: 255mm - The tire's width from sidewall to sidewall
  • Aspect Ratio: 40 - The sidewall height as a percentage of width
  • Rim Diameter: 18" - The wheel diameter this tire fits

Make sure this tire size matches your vehicle