2 tire lines. 235/40R20 tires sized to your wheels and your car.
About 235/40R20 tires
A 235/40R20 is 235 mm wide with a 94 mm sidewall (40 series) on a 20 inch wheel, 27.4 inches tall overall. A tire size only makes sense next to a wheel width and a car. 235/40R20 mounts on a range of widths, and the overall height decides whether the speedometer and the fender stay happy.
2 lines carry 235/40R20, from Michelin. By type that is 1 performance summer and 1 all season. The tire has to stay near your car's stock height and mount on your wheel width, so pick the car and the wheel set and the page keeps only the 235/40R20 lines that do both.
Common questions
What does 235/40R20 mean?
235 is the section width in millimeters, 40 is the sidewall height as a percent of that width (94 mm here), R means radial and 20 is the wheel diameter in inches. Overall the tire stands 27.4 inches tall.
Will 235/40R20 fit your car?
Pick your year, make and model and the tires page answers it for yours. The wheel width has to carry the section width and the overall height has to stay near where the car started.
What wheel width fits 235/40R20?
The tire makers list 6 to 10.5 inch rim widths across the 235 mm sizes we carry, and each product page shows the range for that line. Pick a 20 inch wheel set and the tire step checks the width for you.