The DELPHI TC3401 Rear Upper Control Arm and Ball Joint Assembly is engineered to provide superior performance and durability for your vehicle's suspension system. This assembly is designed to meet or exceed Original Equipment (OE) specifications, ensuring a precise and secure connection between the control arm and steering knuckle. Manufactured using high-quality materials, including a heavy-duty forged steel body and a hardened steel ball, the TC3401 assembly offers enhanced strength and smooth operation. The precision-machined surfaces ensure a consistent fit, while the robust design withstands the rigors of everyday driving. Delphi's OE safety technology is fitted to millions of vehicles worldwide, and the company applies its OE expertise to the aftermarket steering portfolio. Delphi tests to the extreme for OE performance at every turn: parts withstand temperatures below -40 degrees C and over 120 degrees C and are exposed to 720 hours of salt spray. Delphi's extensive dimensional and material analysis ensures the very best compatibility between the OE and aftermarket part. The TC3401 assembly includes a sealed, high-grade chloroprene rubber boot that resists cracking and protects against contaminants, while a rust-resistant coating provides superior protection from salt, dirt, and water corrosion. High-spec grease extends maintenance intervals for added convenience. Rigorous testing ensures the TC3401 meets OE standards, including stress, climate, and durability tests, so it can handle real-world conditions with ease. This assembly is designed to deliver trouble-free, consistent performance, right for your vehicle and lifestyle. It is made from high-quality materials for ultimate durability and manufactured to meet or exceed strict quality requirements.