The Delphi TC5219 Front Left Upper Control Arm and Ball Joint Assembly is engineered to restore the steering and suspension performance of 2011-2015 Dodge Durango and Jeep Grand Cherokee models. This assembly is a critical component that connects the vehicle's wheel to the chassis, ensuring precise wheel alignment and handling. Constructed from high-quality steel, the control arm offers enhanced durability and resistance to wear, while the rubber bushings provide effective vibration dampening and noise reduction. The pre-installed ball joint features a threaded stud with a length of 3.15 inches (80 mm) and a thread diameter of 0.55 inches (14 mm), facilitating a secure and stable connection. Designed for easy installation, the assembly comes with all necessary mounting hardware and is pre-greased to minimize maintenance requirements. Delphi's rigorous testing processes, including exposure to temperatures ranging from -40°C to over 120°C and 720 hours of salt spray, ensure that this assembly meets or exceeds Original Equipment (OE) standards, delivering reliable performance in various driving conditions. By choosing the Delphi TC5219 assembly, fleet operators can expect improved vehicle handling, reduced downtime, and extended service life, contributing to overall operational efficiency.