3398-AS1138
Automatic Slack Adjuster for Air Brakes
Mack

This automatic slack adjuster is a key component in maintaining optimal brake adjustment without manual intervention. It automatically compensates for brake lining wear, ensuring consistent brake performance and reducing maintenance time. Its reliable operation enhances safety by maintaining proper brake shoe-to-drum clearance, which is vital for effective stopping power. Constructed for durability, it withstands harsh operating environments and prolonged use. The ease of installation and adjustment makes it a preferred choice for fleet maintenance, helping to prevent uneven brake wear and extend brake system lifespan. Source One Parts Center provides this essential part to support your vehicle’s braking system, ensuring dependable stopping power in every operation.