This I had heard. They are supposed to have very soft sidewalls. However I had also heard that they are capable of being run at fairly high pressure -up to 51 lbs per sq inch and I thought I would simply run at them at, say, 40. >Ugh. I bought a set of these for my SER to get it to pass inspection. They >do stick good for $35/tire, but they make you feel like you are driving on >mashed potatoes. >Jon Davis