Car Wheel Bearing

Then remove the brake caliper the dust cover over the rotor and the cotter pin and castle nut behind the dust cover. As technology improved newer vehicles were equipped with a maintenance free single wheel bearing designed to extend the life of wheel bearings without having to be. Prior to 1997 most cars trucks and suvs manufactured and sold in the us had an inner and outer bearing on each wheel that was recommended to be serviced every 30 000 miles.

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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.

Car wheel bearing. On a car a wheel bearing rides on a metal axle shaft and fits tightly inside the hub which is a hollow chunk of metal at the center of the wheel. Before taking the car to the nearest mechanic store let s learn the three different methods to check the wheel bearing and see if it s bad. Check the wheel bearing by listening to it. They support the entire weight of the car when it s running.

The wheel bearings of your car take a lot of abuse. Some of the methods used to pinpoint a bad wheel bearing include. If you are in the market for the best wheel bearing the search is always a difficult task since there aren t many quality reviews available on the internet. The hub holds the lug bolts that you use to bolt the tire onto the wheel.

Next pull the rotor off remove the old hub and take apart the hub assembly to access the wheel bearings. How to diagnose a bad wheel bearing sound. Wheel bearing noise especially in the front will be amplified when you you make that turn since physics allow more weight of the car to be transferred to one side of the car. How to check for bad wheel bearings.

Wheel bearings are an integral part of every car. To change wheel bearings start by lifting the wheel up on a jack unscrewing the lug nuts and taking the wheel off. The wheel bearing is an essential part in keeping the wheel attached to your car so without it the wheel has nothing to hold it on. That aside the wheel bearings have to shoulder extra pressure while negotiating bad roads and the occasional curb when the lateral force on the corners makes your wheels spin thousands of revolutions each minute.

They are designed to minimize friction when turning the wheels and make an important contribution to fuel savings and reduce co2 emissions. To hear the sound of the wheel bearing you need to drive your car above the speed of 30mph. Wheel bearings usually come in pairs of inner and outer bearings. To be sure that one of your car s wheel bearings is to blame you ll need to do some additional diagnostic work.

There are a lot of other problems that can mimic the sound of a bad wheel bearing. Checking for play by rocking the wheel tire. This is a dangerous situation to be in especially if you are driving down the highway as you can lose control of your car and the tire can cause an obstruction to other drivers. This can also help when it comes to diagnosing which wheel is causing the noise and has the bad wheel bearing.

You can check your car s wheel bearings to see if they need to be repacked.