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What is the function of car wheels?

2 Answers

LaAvery

07/24/25 5:48pm

Car wheels serve the following purposes: they are the parts where the axles are installed, used to support the tires, cushion external impacts, enable contact between the tires and the road surface, and ensure the vehicle's driving performance. Car wheels are the rotating parts of the tire's inner rim connected by posts to the wheel hub, which is the metal component that supports the tire's center and is mounted on the axle. They are also known as rims, steel rings, or wheel discs. The causes of car wheel deformation include: 1. Continuing to drive with a flat tire or low tire pressure; 2. Collision between the tire or wheel and a hard object; 3. The tire's inability to fully absorb the impact force, causing some of the force to reach the wheel.

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Seth

08/11/25 9:49am

The role of wheel hubs in cars is absolutely crucial. As a veteran driver with over a decade of experience, I can attest that they function like the heart of the wheel, securely fastening the tire to the axle and enabling smooth rotation. Don't underestimate them - the entire weight of the vehicle rests on the wheel hubs, especially when going over speed bumps or rough roads, where they absorb impacts to maintain stability. When wheel hubs are damaged, the steering wheel vibrates violently and braking becomes less responsive. I've experienced this firsthand, and it feels truly unsafe. Regularly checking wheel hub bearing lubrication and applying proper grease can extend tire life and improve fuel efficiency. Wheel hubs are also closely connected to the braking system - if worn, they can accelerate brake disc damage. In short, while they may seem inconspicuous, wheel hubs are vital for driving safety and daily performance.

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