My tires I bought from DennisKirk would not hold air they would not replace them they told me I could send them back and when and if the representative come by they would let them handle it. WHAT? All I WANTED WAS A SET OF TIRES THAT HELD AIR Now I'm stuck with $350 set of tires I want sell them because I don't want someone to get hurt or killed on bad tires stay away from these guys I was ripped off