R3A ZZ Neutral - Miniature ball bearing - r3a

2024-07-22 11:53:02

wheel bearing坏了

Dummies has always stood for taking on complex concepts and making them easy to understand. Dummies helps everyone be more knowledgeable and confident in applying what they know. Whether it's to pass that big test, qualify for that big promotion or even master that cooking technique; people who rely on dummies, rely on it to learn the critical skills and relevant information necessary for success.

Bearingin carwheel

If you have disc brakes: You have to remove the caliper to get at the bearings. Although this task isnât terribly difficult, certain aspects of the job can create problems for a beginner. Because your brake system can kill you if it isnât assembled properly, you might want to do the job under supervision at an auto class.

You can check your car's wheel bearings to see if they need to be repacked. Wheel bearings usually come in pairs of inner and outer bearings. They allow your wheels to turn freely over thousands of miles by cushioning the contact between the wheel and the spindle it sits on with frictionless bearings and lots of nice, gooey grease. This grease tends to pick up dust, dirt, and little particles of metal, even though the bearings are protected to some extent by the hub and the brake drum or disc.

If you have bad wheel bearings, you might experience the vehicle pulling to one side, sloppy or loose steering, grinding and rattling noises, and uneven tire wear.

How manybearings in a carwheel

If you hear noises at the wheels, one explanation might be a need for a wheel bearing replacement at one or more wheels. The noises might be described as rattling, clicking, humming, growling, or squealing. It can be a real symphony of sound if you’re not careful.

wheel bearing是什么

The short answer is: Not for too long. Having bad wheel bearings can range from inconvenient and unpleasant to downright dangerous.

Deanna Sclar is an acclaimed auto repair expert. She has appeared on hundreds of radio and TV shows, including NBC's Today show and the NBCNightly News. Sclar lectures internationally on the ecological impact of vehicles and is active in promoting residential solar energy programs. Sclar is also the author of Buying a Car For Dummies.

In theory, wheel bearings could last as long as your Nissan. Unlike oil changes or tire rotations, there’s no standard maintenance schedule for replacing them. However, wheel bearings can be damaged if you hit a pothole, smack into a curb or bounce over a speed bump too fast.

How manybearingsper wheel

More than just noisy or bothersome, bad wheel bearings could also lead to real performance issues like inconsistent braking, spongy steering and handling, uneven tire wear and, in extreme cases, the wheels could fall off. No matter how much (or how little) you know about cars, you don’t want the wheels falling off, right?

Before you check your bearings, consult your ownerâs manual or dealership to find out whether the bearings on your vehicle are sealed. If they are, you canât repack them.

Listen for any unusual noise and feel for any roughness as it rotates, which may indicate that the bearing is damaged and needs to be replaced.

wheel bearing中文

If water, grit, salt or sand get to the bearings, the grease in the hub assembly gets contaminated. This will wear down the bearings, and they will eventually give out.

For a national average across all vehicles, the average cost to replace the wheel bearings (for 1 wheel) is about $350 (including parts and labor). But KBB.com goes deeper than that. Based on analyzing 100s of actual repair orders, we put together the Kelley Blue Book Fair Repair Range to show you what you should expect to pay for this repair for your Nissan. Simply tell us the year, model and style of your Nissan and we’ll show you a fair price for the repair.

If you have drum brakes: Itâs important to check the bearings when you check your brakes to make sure that the grease hasnât become fouled. If it has, the particles act abrasively to wear away the very connection the bearings are designed to protect, and the result is a noisy, grinding ride. In extreme cases, you could even lose the wheel! If the bearings look cruddy, either repack them yourself or get a professional to do it.

For more on any of these complaints – not to mention more than you ever knew you wanted to know about wheel bearings, read the full article

There should be minimal movement. Excessive play may indicate that the wheel bearing is worn and needs adjustment or replacement.

bearing