The WABCO 9522010170 is a genuine red coupling head designed for use in air brake systems, specifically for the emergency line. This high-quality component ensures a secure and leak-free connection between the tractor and trailer, critical for maintaining brake system integrity. It features a robust construction and is easily identifiable by its red color, indicating its function as the emergency brake coupling. This WABCO part is engineered for durability and reliable performance in demanding commercial vehicle applications.