This is a given on the importance of the functionality of this all round on the vehicle, including the handbrake (e-brake). Always ensure trusted brands are fitted, not only for the best brake efficiency, but also the wear and tear on the brake disc. Brake shudders are caused by warped discs. An important note with brakes is to be familiar with what the ABS does in an emergency/skid scenario, as the action of this system catches a lot of people of guard.