Experience the reliability and precision of Mack's engineering with the 3398-AS1173 Automatic Slack Adjuster. Designed for durability and optimal performance, this adjuster features a 1.5" cam, a 28 spline design, and a 6" length to ensure a perfect fit for your braking system.
The adjuster's seamless integration with automatic braking setups makes it an essential component for maintaining your vehicle's safety and efficiency. With the renowned Mack brand behind it, you can trust in its quality and longevity, even in the most demanding driving conditions. Keep your ride smooth and secure with this top-tier suspension part.