Tires don’t last forever, but most drivers aren’t sure exactly when it’s time to replace them. Waiting too long can be dangerous, especially in wet or icy conditions. On the other hand, replacing too early means you’re leaving money on the table.

Here are seven clear signs your tires may be due for replacement.

1. Low Tread Depth

Tread depth is one of the most important indicators of tire health. As the tread wears down, your traction—especially in rain and snow—gets worse.

Common ways to check:

If your tread is close to the minimum recommended depth, it’s better to replace now than risk driving on unsafe tires.

2. Uneven Wear Patterns

Take a good look across the surface of each tire. Does the tread look:

Uneven wear can be a sign of:

In some cases, a rotation or alignment can help prevent further uneven wear. But if the wear is already severe, you’ll likely need new tires—and an alignment to keep the new set in good shape.

3. Cracks, Cuts, or Bulges

Rubber ages over time. Even if you don’t drive much, tires can develop:

Bulges are especially serious. They mean the internal structure has been compromised, and the tire is at higher risk of a blowout. Any significant bulge or deep cut is a good reason to replace that tire immediately.

4. Frequent Loss of Air

If you’re constantly topping off air in the same tire, something’s wrong. Possible causes include:

Sometimes a repair is possible, but if the damage is in the sidewall or shoulder, or the tire has been driven too long while underinflated, replacement is usually the safest option.

5. Age of the Tires

Even if the tread looks okay, age matters. Over time, rubber dries out and loses flexibility. Many manufacturers recommend inspecting tires carefully after about 6 years and considering replacement around 10 years, even if tread remains.

You can find the tire’s manufacturing date on the sidewall in the DOT code. A tire professional can help read this and advise if age is a concern.

6. Vibration While Driving

If you feel unusual vibration in the steering wheel or seat, especially at certain speeds, it might be a sign of:

While not every vibration means the tire must be replaced, it’s an important warning sign. A technician can inspect, balance, or rotate your tires—and let you know if one needs to be replaced.

7. Your Car Doesn’t Feel “Planted” Anymore

Trust your instincts. If your vehicle:

Your tires may not be providing the grip they should, even if they don’t look terrible to the naked eye. A set of fresh tires can restore confidence behind the wheel and significantly improve your stopping distances and handling.

When in Doubt, Get a Professional Inspection

You don’t need to guess. A quick tire inspection at a shop can:

Sometimes you may only need to replace two tires instead of four. Other times, replacing the full set is the smarter, safer choice.

Drive Safe, Not Sorry

Your tires are your first line of defense on the road. Paying attention to these seven warning signs—and acting sooner rather than later—can help you avoid breakdowns, blowouts, and accidents.

If you’ve noticed any of the issues above, schedule a tire inspection. A few minutes in the shop now can prevent a major problem later.