Cracks Between Tread

…beneath the tread compound, then the tire should be removed from service. Don't forget to look over the rest of the car, too. * Check fluid levels - brake fluid, coolant, oil * Check brakes - do you have enough pad thickness to continue, are the rotors OK? * Check wheels - look for cracks or gouges…

…wear and age. You'll also need to see if there are any bubbles, tread separations or cracks. Our experience has been that when properly stored and cared for, most street tires have a useful life in service of between six to ten years. Unfortunately, no one is absolutely sure of how long…

…P-Metric & Euro-Metric Tire Sizing Plus Size Wheels & Tires Porsche N-Specification Tire Approvals Rubber Cracking Selecting the Right Tires Shaving Tire Treads to Maintain Equivalent Tread Depths for Four-Wheel Drive & All-Wheel Drive Vehicles Sidewall Indentations, Undulations & Protrusions…

…on wheels that are beyond their design range they can develop cracking, unusual or rapid wear patterns, or other failure conditions. Tires used only off-road or for track and competition environments typically wear out the tread very quickly, dramatically shortening the number of flexing revolutions…

…P-Metric & Euro-Metric Tire Sizing Plus Size Wheels & Tires Porsche N-Specification Tire Approvals Rubber Cracking Selecting the Right Tires Shaving Tire Treads to Maintain Equivalent Tread Depths for Four-Wheel Drive & All-Wheel Drive Vehicles Sidewall Indentations, Undulations & Protrusions…

…Inspection Between Runs Be sure to inspect your tires between runs to monitor tire wear, particularly on the outboard shoulders, and check for scuffing of the sidewalls that would indicate tire roll-over. Look closely for chips, cracks or damage and compare the appearance of the tread pattern on…

…tires that develop less cornering force until their slip angle increases. A wider treaded tire will encounter more longitudinal ruts and/or grooves in the road than a narrow treaded tire. A tire with large tread blocks that transmits the driver's input to the road with great precision will also…

…P-Metric & Euro-Metric Tire Sizing Plus Size Wheels & Tires Porsche N-Specification Tire Approvals Rubber Cracking Selecting the Right Tires Shaving Tire Treads to Maintain Equivalent Tread Depths for Four-Wheel Drive & All-Wheel Drive Vehicles Sidewall Indentations, Undulations & Protrusions…

…P-Metric & Euro-Metric Tire Sizing Plus Size Wheels & Tires Porsche N-Specification Tire Approvals Rubber Cracking Selecting the Right Tires Shaving Tire Treads to Maintain Equivalent Tread Depths for Four-Wheel Drive & All-Wheel Drive Vehicles Sidewall Indentations, Undulations & Protrusions…