Often asked: What Causes Tire Cupping On Rear Tires?

How do you fix tire cupping?

Since cupping usually occurs on the outside only, place the side that is cupped on the opposite side by simply rotating the tire so that the cupped side is on the inside. Replace worn or faulty suspension parts such as CVC joints, struts, ball joints, wheel bearings.

Is it safe to drive on cupped tires?

Driving with a damaged tire is not safe. You will not have as much control over your car as you should, and your tire is more liable to blow out. Furthermore, a cupped tire is often the result of broken struts or shocks, which means that continuing to drive your car could cause severe damage to the suspension system.

What does it mean when your tires are cupping?

Tire cupping is an uneven wear pattern, which occurs due to irregular up-and-down motions of a wheel (bouncing). It interferes with the proper contact of the tire with the road, scooping rubber in spots. The cupped tire may cause a rumbling noise when driving at higher speeds.

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Can a bad wheel bearing cause tire cupping?

Tires cup on the inside due to severe suspension issues. More rarely, such a pattern is caused by bad wheel bearings, loose ball joints, damaged control arm or steering linkage. You need to go to a repair shop and run a full diagnosis on the suspension and other parts that connect the wheel to the car.

Will a burnout fix cupped tires?

If tires are cupped, etc from poor alignment, can a good long burnout round the tire again? Yes it can help. But only to the extent that you’ll need new (round) ones sooner! The more burnouts you do, the sooner you’ll have new rubber.

How can you tell if your tires are cupped?

If you notice the tires making an unusual noise or see patches where the tread is worn down more than others, you may have a problem known as cupping. Cupped tires have irregular smooth spots along the treads in the center or edge of the tire. Worn patches are usually about 3 inches in diameter.

Can cupped tires cause death wobble?

Cupped or feathered tires would not cause death wobble, but they would cause some pretty bad vibrations and shimmies. They could trigger death wobble if something else was up with your front end.

Can over inflated tires cause cupping?

Typically no, but over inflated tires will cause the area of cupping tires to shift to the center of the tire. An over inflated tire will wear down more heavily in the center of the tread. When your tires are properly inflated, but are still cupping, the scallops will be seen on the outer edges of the tire.

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Is tire cupping covered under warranty?

Cupping is caused by bad alignment or balance. It’s not covered under warranty. They should give you a no charge alignment and balance, since this indicates it was probably bad from day one. They should rotate the tires too, putting the bad one on the rear.

Why are my rear tires wearing out so fast?

A rear wheel drive vehicle will wear its rear tires faster than its front tires due to the drive (pulling) wheels being on the back of the vehicle. Most vehicle manufacturers recommend rotating your tires every 5000 to 7500 miles. An easy way to remember to rotate your tires is to do it with every oil change.

Why are my back tires wearing on the inside?

Your mechanic will check to ensure your suspension & steering components are functioning properly, since there is a possibility your tire wear may be due to incorrect toe settings, worn ball joints, tie rod ends, control arm bushings or worn or damaged springs that will need to be replaced before the alignment.

What causes high and low spots on tires?

If the tires are “cupped” or have high and low spots (particularly on the outer areas), that is a possible indication that the tires may need to be rotated more frequently, the shocks or struts are worn, the tires are out of balance, or unusual road conditions or driving habits are present.

What causes wavy tire wear?

Uneven tire wear is usually caused by improper alignment, overinflation, underinflation or a worn out suspension. Regardless of the season, the effects of winter may linger in your tires: Snow, salt, cold or fluctuating temperatures, and the winter potholes that often afflict roadways, can all cause wear and tear.

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What causes tires to wear in the middle?

Tire tread wear in the center of the tread pattern tells you that the inflation patterns are too high. Too much pressure can cause the contact patch to shrink and the center of the tire to carry the entire load. Tire tread wear on the edges of a tire will typically indicate inflation pressures are lower than specified.

What causes choppy tires?

Improper wheel balance can cause a choppy or cupped condition on the tire. If a tire is improperly balanced or has thrown weights from the rim, that side of the tire will be heavier than the corresponding sides. At high speeds, unbalanced tires can cause vibration, or a shimmy, that is felt in the steering wheel.

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