The Delphi TC5819 Front Right Lower Control Arm and Ball Joint Assembly is engineered to meet the rigorous demands of the 2003-2006 Ford Expedition, ensuring optimal suspension performance and vehicle stability. This assembly integrates a precisely manufactured control arm with a durable ball joint, designed to restore factory handling and ride quality. Constructed from high-quality aluminum casting, the control arm offers a lightweight yet robust solution, effectively reducing unsprung weight and enhancing overall vehicle responsiveness. The ball joint features a threaded stud type with a 16.0 mm thread diameter, facilitating secure attachment and reliable articulation. The assembly includes pre-installed rubber bushings, which provide effective vibration dampening and noise reduction, contributing to a smoother driving experience. Additionally, the control arm is pre-greased, eliminating the need for initial lubrication and ensuring immediate functionality upon installation. The mounting hardware is included, streamlining the replacement process and reducing downtime. Delphi's commitment to quality is evident in the extensive testing of this assembly, which endures temperatures ranging from -40°C to over 120°C and exposure to 720 hours of salt spray, ensuring durability and longevity under various operating conditions. By choosing the Delphi TC5819 assembly, fleet operators can address common suspension issues such as excessive tire wear, handling instability, and increased maintenance costs, thereby enhancing vehicle uptime and operational efficiency.