Braking systems use various mechanisms to ensure optimum performance. One such component is the car brake power regulator, also known as the brake force regulator, whose purpose is to limit the maximum pressure applied to the rear wheels.
If you have a sticking brake, one wheel that locks up consistently before the others and uneven brake pad wear you may have a bad caliper.
One of the most popular Do-It-Yourself projects to perform is the replacement of the front struts and springs.