: Minimum 4/32" for safety; 2/32" is legally bald in most states. Age : Check the DOT code ; avoid tires older than 6 years .
: Insert a penny upside down into the groove. If you can see all of Lincoln's head, the tire is too worn. buy used tires locally
Visual looks can be deceiving, so use these tactile and data-driven tests: 1. Measure the Tread : Minimum 4/32" for safety; 2/32" is legally
: For $5 at an auto parts store like AutoZone, you can get an exact measurement in 32nds of an inch. If you can see all of Lincoln's head, the tire is too worn
: No bulges, bubbles, deep cuts, or exposed metal/fabric cords.
: Run your hand across the tread. If one side is smoother than the other, the tire was likely misaligned and will have a shorter remaining life. 2. Decode the Age (DOT Code)