<strong>Yahoo Message Number: 26688</strong>Fellow Owners<br/><br/>After 4 years my Michelin XZEs are beginning to show sidewall checking. Having survived 5 tread separations on Michelins (on various vehicles), and CCs repeated micalculations on axle bearing weights I'm more than a little paranoid on the subject of tires. Hence two questions for the group:<br/><br/>1)What are current recommendations...