We purchased four (4) brand new Cooper Automobile tires but after 15, 000 they each developed a massive area that went down to the metal. We were so lucky that no one was hurt or even killed. We returned them to the Cooper Dealer and they refused to replace or address the warranty, stating that they did not make those tires anymore. We have written and called the Cooper Corporate office for the past ten (10) months with no reply or referred us back to the dealer who referred us directly back to Cooper: Roy Armes ~ Chairman of the Board... read full review »