Friction inside a brake drum is caused when the brake shoes and linings: 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 Friction inside a brake drum is caused when the brake shoes and linings: Answers Push against each other. Separate from the axle. Push against the inside of the drum. Explanation Friction inside a brake drum is caused when the brake shoes and linings push against the inside of the drum. The friction in the drums will slow and stop the vehicle.