Originally Posted by Project_ITR

both tires are 45 height, but one is 225, one is 215...the 215/45 has a thinner sidewall than the 225/45...the sidewall height is based on a ratio with the width so even tho the numbers are the same, the height isn't...i thought about going with 225/40's but i didn't want the tires to be smaller than the 215/45's...