What Data Does Brake Disc Size Include?

1 Answers
LeStephen
07/29/25 11:08pm
Automotive brake discs primarily include the following measurements: disc diameter, disc thickness, center hole size, total disc height, bolt hole spacing, and number of mounting holes. The brake disc, also known as a brake rotor, is a metal disc fixed to the wheel that rotates with it, typically made of alloy steel. It is a crucial component of the braking system. Below are the functions of the braking system: Service Brake: During driving, the service brake (foot brake) is commonly used to decelerate the vehicle or bring it to a stop within the shortest distance possible; it also helps maintain a stable speed when driving downhill. Parking Brake: The parking brake not only keeps the vehicle stationary but can also be used as an emergency brake if the service brake fails. Once the vehicle is parked, the parking brake (hand brake) should be engaged to prevent the vehicle from rolling forward or backward.
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