It's incredibly significant that you occasionally hold your brake pads for wear and rip. Worn brake pads are dangerous and prevent your car from coming to a fast stop. Those dwelling in an urban environment will have to replace their pads more frequently than those in rural areas. [1] If you detect symptoms of worn brake pads, you tin execute a rough estimate with a straw, or you can make a more exact measurement by taking off the bicycle. If you discover that your brake pads are worn down, you should replace them as presently as you displace.