What is the minimum acceptable brake lining thickness at the shoe center?

The minimum acceptable brake lining thickness at the shoe center is established as no less than 1/4". This standard is in place to ensure effective braking performance and safety. Having a sufficient lining thickness is crucial because it directly impacts the braking force and the overall safety of the vehicle. If the brake lining is too thin, it can lead to reduced friction between the brake shoes and the drum, resulting in longer stopping distances and potential brake failure.

In this context, the specified minimum thickness of 1/4" acts as a benchmark to ensure that the braking system operates reliably and effectively under various conditions. Brake components must be maintained above certain thresholds to preserve their integrity and functionality, thus reinforcing the importance of adhering to this minimum specification.