Learn how to check tread on tires using penny/quarter tests, wear bars, and depth gauges. Discover critical tread depth thresholds, state laws, maintenance tips, and when to replace tires for optimal safety in wet or snowy conditions.

Master tire-wheel compatibility with our definitive rim width tire size chart. Avoid blowouts, uneven wear and safety risks by learning correct matching for cars, trucks and SUVs. Includes fitment guidelines and expert tips.