What is the purpose of wheel balancing weights on car tires?

2 Answers
DerekLee
07/29/25 3:10am
The function of wheel balancing weights on car tires is to ensure the dynamic balance of the tires. The functions of tires are: 1. Supporting the entire weight of the vehicle and bearing the load; 2. Transmitting traction and braking torque, ensuring good adhesion between the wheels and the road surface, and improving the vehicle's power performance, braking performance, and passability; 3. Preventing severe vibration and premature damage to automotive components. Precautions for tire use include: 1. Pay attention to the degree of tread wear; 2. Avoid excessively high or low tire pressure; 3. Remove debris from the tread to prevent punctures that could lead to air leakage or blowouts; 4. Regularly rotate tires to prevent uneven wear.
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IkerFitz
08/12/25 7:02am
I remember working in the auto repair shop for so many years, seeing those little lead weights on tires. Their purpose is actually to keep the car running smoothly. When you mount the tire onto the rim, the materials aren't perfectly uniform, and the weight distribution becomes unbalanced. That's when the lead weights are attached to the rim edge, adding a bit of weight to the lighter side. This adjustment prevents the car from vibrating or causing the steering wheel to shake during driving. You should know that unbalanced tires can cause significant shaking at high speeds, making the ride uncomfortable and potentially causing uneven tire wear that shortens their lifespan. Getting periodic wheel balancing checks and adding lead weights is standard maintenance procedure. It's especially recommended after installing new tires or repairing punctures. Nowadays, many shops use machines to precisely identify the imbalance locations, and just adding a few lead weights solves the problem. Don't underestimate this - it's a small component that plays a big role in wheel health maintenance.
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