The Delphi TC3543 Rear Driver Side Upper Forward Control Arm and Ball Joint Assembly is engineered to provide reliable performance and durability for your vehicle's suspension system. This assembly includes a control arm and ball joint, designed to meet or exceed original equipment specifications, ensuring a precise fit and function. Constructed from high-quality steel, the assembly is built to withstand the rigors of daily driving and challenging road conditions. The ball joint features a threaded stud type with a length of 1.024 inches and a thread diameter of 0.551 inches, facilitating secure attachment and smooth operation. The bushing material is rubber, offering flexibility and reducing vibrations for a comfortable ride. The assembly is non-greasable, eliminating the need for maintenance and reducing potential points of failure. It is designed to handle temperatures ranging from below -40°C to over 120°C, ensuring consistent performance in various climates. The mounting hole diameter is 12.2 mm, and the assembly includes mounting hardware for straightforward installation. This product is sold individually and comes with a 1-year or 12,000-mile limited warranty, reflecting Delphi's commitment to quality and customer satisfaction.