The rear brake: Do you currently have car insurance? Insurance is mandatory to drive in Ohio Yes I have insurance. But please show me your best quotes. No, please help me find the best insurance. Question The rear brake: Answers Should be used with the front brake. Should be used only when the road is slippery. Is more powerful than the front brake. Is not to be used except in an emergency. Explanation Use both brakes every time you slow or stop your motorcycle.