Genuine OEM Ford Stabilizer Joint Nut, part number 1549654. This nut is used to securely fasten the stabilizer bar joint, commonly known as an anti-roll bar link. It plays a vital role in connecting the stabilizer bar to the suspension, helping to control body roll during cornering. Designed for the rear suspension system. Features a specific thread size and locking mechanism to ensure a secure connection. Genuine OEM nuts provide the correct fit and material strength for reliable suspension performance.