What does 275/40R20 mean?
Tire sizes are easy to understand once you learn how to read them. On this page you'll find a color-coded explanation of the 275/40R20 tire code. After you learn its meaning, scroll down to the bottom to get a list of vehicles that may be compatible with this specific tire size.
Tire Code Explanation
Listed below is a color-coded explanation of 275/40R20 (also written as 275-40R20). It explains parts like the width, diameter, construction, and rim size.