Uneven tire wear is almost always preventable. Each wear pattern is a diagnostic signal: it tells you exactly what's wrong with your vehicle's alignment, inflation, or suspension before the tire fails completely. Here's how to read them.
Edge wear (both edges or one edge)
Both outer edges wearing faster than the center = under-inflation. The tire is bowing outward, putting more load on the shoulders. Fix: bring pressure to spec.
One inside or outside edge wearing faster = camber or toe misalignment. The wheel is angled wrong relative to the road. Fix: wheel alignment. This pattern is common after lifting or lowering, or after a pothole impact that shifts the geometry.
Center wear
Center of the tread wearing faster than the edges = over-inflation. The tire is ballooning in the middle, reducing the contact patch to the center. Fix: reduce pressure to spec. Also possible if someone set the pressure to the sidewall MAX rather than the door-jamb spec.
Cupping / scalloping
Cupping (dips or scallops around the tread circumference) = worn shocks or struts, or an out-of-balance tire. A bouncing wheel doesn't maintain consistent contact with the road. Fix: replace the worn shocks/struts and have the tires rebalanced. Ignoring it destroys tires fast and makes handling dangerously unpredictable.
Patchy or diagonal wear
Patchy wear across the tread = wheel balance issue (the tire is heavy in spots and beats against the road rhythmically). Fix: rebalance. Diagonal wear striping can also indicate incorrect toe-in/toe-out alignment.
In all cases: once you've identified and fixed the root cause, rotate tires to even out wear going forward. If wear is extreme on one or two tires, you may need to replace them even if the others are fine.
Frequently asked
Can I fix uneven tire wear?
You can stop it from getting worse by fixing the root cause (alignment, pressure, balance, shocks). You can't reverse existing uneven wear — but rotating the tires can even it out somewhat if the damage isn't too deep.
How often should I check for uneven tire wear?
Every time you rotate your tires (every 5,000–7,000 miles) is a natural opportunity to inspect. Also check if you feel vibration, pulling, or a new noise from a tire.
Last updated 2026-06-27. General guidance only — confirm specifics with a local shop for your exact vehicle.