3947671
Air Brake Automatic Slack Adjuster
Mack

This automatic slack adjuster is a key safety component in air brake systems, responsible for maintaining optimal brake shoe clearance. It automatically adjusts the brake slack during operation, ensuring consistent braking performance and reducing the need for manual adjustments. By maintaining proper tension, it helps prevent brake drag and uneven wear, extending the lifespan of brake components. Its robust construction withstands the demanding conditions of heavy-duty operation, including vibration, heat, and moisture. Proper functioning of this part is critical for ensuring quick, reliable stopping power, which is essential for vehicle safety and compliance with regulations. Regular inspection and replacement of faulty slack adjusters are vital for optimal brake system performance. Source One Parts Center offers dependable slack adjusters designed for durability and safety in heavy-duty applications.