What are some advantages of disc brakes over drum brakes?

Prepare for the State Break Certification Exam with easy study tools. Use flashcards and detailed multiple-choice questions with hints and explanations to ensure success.

One of the primary advantages of disc brakes over drum brakes lies in their superior fade resistance. Disc brakes can dissipate heat more effectively due to their design, which allows for better airflow around the braking surface. This quality is particularly important during heavy braking situations, where heat buildup can significantly impact braking performance. When brakes fade, they become less effective, leading to longer stopping distances and potentially unsafe driving conditions.

In addition, disc brakes typically provide improved control, which results in reduced pulling and grabbing. This occurs because disc brakes offer more consistent and predictable braking performance, allowing for smoother engagement and disengagement with less likelihood of uneven wear or mechanical issues. This leads to a more stable and reliable braking experience during various driving conditions.

In contrast, drum brakes can be more susceptible to heat retention and are often more prone to issues such as pulling to one side or grabbing, especially when they are worn or affected by moisture and debris. The combination of better fade resistance and enhanced control clearly illustrates why disc brakes are generally favored over drum brakes in modern automotive applications.

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