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Do brake pads need to be replaced all four together?

2 Answers

OCody

07/29/25 7:43am

Brake pads do not need to be replaced all four together, but they should not be replaced individually either. It is best to replace them in pairs. If all the pads are completely worn out, you may consider replacing all four. Normally, the front two are replaced together, and the rear two are replaced together, or you can replace both front and rear pairs at the same time. Car brake pads are typically replaced every 5,000 kilometers. Every 5,000 kilometers, the brake pads should be inspected, not only for remaining thickness but also to check if the wear on both sides is even. Any abnormalities should be addressed immediately. Precautions for brake pad replacement: 1. Always use original equipment manufacturer (OEM) brake pads to ensure the best braking performance and minimal wear between the pads and rotors; 2. When replacing the pads, use the proper tools to retract the brake caliper piston. Avoid using pry bars or other tools to force it back, as this can bend the caliper guide pins and cause the brake pads to seize.

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SanEvangeline

08/12/25 10:59am

I've driven several different cars recently and noticed that brake pad issues are quite common. Many people ask whether all four brake pads should be replaced together. I think it depends on the wear condition. If the front two wear out faster, just replace those two to save some money; but if they're all similarly worn, it's better to replace them together to prevent soft braking or reduced stopping distance. This relates to driving habits: for example, when I frequently brake in city traffic, the front pads wear faster; during long-distance driving, the rear pads also get used. Another key point is safety consideration—uneven pads may cause car shaking during braking, increasing accident risks. I make it a habit to simply check the brake pad thickness monthly with a ruler, and if it's below 3mm, it's time for replacement. Remember, regular maintenance keeps your car safer and more durable—don't wait until the pads are completely gone before rushing to repair.

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