Wheel Bearing Archives - Page 2 of 4 - Tomorrows Technician
Why Some Bearings Rarely Fail

No matter the type of bearing, they can fail for the same reasons.

Wheel Bearing Adjustment And Preload Procedures

Tapered roller bearings can carry a heavy load because of a larger contact patch between the rollers and races.

What Is Behind Wheel Bearing Noise?

The classic symptom of a bad wheel bearing is typically a cyclic chirping, squealing or growling noise.

Advanced Wheel Bearing Diagnostics

Can a bump set a wheel speed sensor code?

VIDEO: Case Study Of A Failed Wheel Bearing Hub Unit

Understanding what the code means is the first step to this auto repair. This video is sponsored by BCA Bearings.

Wheel Bearing Technology: Don’t Become Complacent

Wheel bearings are changing because the vehicles they are attached to and the brake rotors located on the other side are evolving. This has changed the designs and specifications for most bearings.

VIDEO: Comparing The Condition Of Opposing Wheel Bearings

Andrew Markel discusses diagnosing wheel bearings, and how the condition of one bearing may give a hint of the condition of the bearing on the opposite side.

VIDEO: Heat Treated Wheel Bearing Parts

Andrew Markel discusses wheel bearing production and how heat treating makes its surfaces stronger.

Fiat Wheel Bearing Failure Analysis

It can be difficult to diagnose why a bearing has failed. By the time the vehicle is brought to the shop, the initial damage has been concealed by a complete failure of the bearing.

VIDEO: Lateral Runout Threshold For Bearing Replacement

Andrew Markel discusses wheel bearing replacement, how to measure for runout, and how much runout determines when a bearing needs replaced.

VIDEO: Spalling Effects On Wheel Bearings

Andrew Markel discusses spalling, and how this tiny imperfection can cause noise and damage on a wheel bearing down the line.

VIDEO: Checking The Threading On Aluminum Knuckles

Andrew Markel discusses bearing installation on aluminum components, and why it is important to check the quality of the threads before installation.