5396-40010632
Air Brake Automatic Slack Adjuster
Mack

This component is integral to maintaining consistent brake performance by automatically adjusting slack in the air brake system. It helps ensure that brake shoes remain properly aligned with the drum, which is crucial for effective stopping power and safety. The adjuster’s precision mechanism responds to brake wear, reducing manual intervention and promoting consistent brake pedal feel. Its robust construction is designed to withstand the demanding conditions of heavy-duty trucking, including high pressure and vibration. Proper operation of this part is essential for compliance with safety standards and for minimizing brake maintenance costs. Source One Parts Center provides this reliable slack adjuster to support your fleet’s safety and operational efficiency.