Haldex 40010008 Automatic Slack Adjuster Arm Spline - 5.5 1.5 28

The Haldex 40010008 is a self-setting automatic slack adjuster designed for heavy-duty truck and trailer air brake systems. This precision-engineered component automatically maintains proper brake adjustment, ensuring optimal brake performance and compliance with DOT and CVSA safety standards.

Key Specifications:

• Arm Length: 5.5 inches (measured from center of cam hole to center of clevis pin hole)
• Spline Diameter: 1.5 inches
• Spline Count: 28 splines
• Application: Rear axle, standard duty
• Design Type: S-ABA (Self-Setting Automatic Brake Adjuster)

Features and Benefits:

• Self-setting design eliminates the need for manual stroke adjustments
• Gradual adjustment mechanism prevents brake drag and extends component life
• Industry-standard clevis design for easy installation and compatibility
• Precision-engineered for reliable performance in line haul and standard duty applications
• Reduces maintenance costs and vehicle downtime
• Built with high-quality materials for long-lasting durability

This automatic brake adjuster requires periodic inspection and greasing according to your vehicle maintenance schedule. Haldex is a leading manufacturer of commercial vehicle brake systems, known for producing reliable air brake components that meet rigorous safety and performance standards.