I have 4 Bridgstons tires 4 years old with plenty of thread left. Now its looks like the outside edjes are worn more than they should. They call for 80 psi that is were i keep them. Should I go to 8...
if you are questionable about the quality of life left in your tires, you need to remember the quality of your life and others traveling along side of you. BUY NEW TIRES ! ! ! Good Luck & Be Safe ! ! !