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Caleb Richardson——Works at Uber, Lives in San Francisco. Holds a degree in Computer Science from Stanford University.
The
bearings do two very
important jobs: First they allow the wheel to freely rotate with as little friction as possible. Second, they support the weight of the vehicle. ... The
bearings are packed with heavy grease to lubricate and protect them. A seal keeps the grease in and water and dirt out.May 10, 2012
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