Delphi TC5504 Suspension Ball Joint - Front Left

Delphi Suspension Ball Joint for BMW 325xi and 330xi

The Delphi TC5504 suspension ball joint is engineered to provide reliable steering and suspension performance for BMW 325xi and 330xi models. Constructed from durable steel with a black finish, this ball joint assembly is designed to meet standard suspension grade requirements and ensure a secure fit.

• Material: High-strength steel construction
• Length: 107 mm for precise fitment
• Stud Thread Diameter: 14.0 mm with tapered threaded stud
• Includes dust boot made of chloroprene rubber for protection
• Mounting hardware and nuts included for bolt-on installation
• Standard suspension grade type suitable for OEM replacement
• Compatible with BMW 325xi and 330xi models

Durable Design and Construction

The Delphi TC5504 suspension ball joint features a steel body finished in black to resist corrosion and wear. Its tapered threaded stud with a diameter of 14.0 mm and a taper per foot of 0.1 ensures a secure and precise connection to the suspension components. The included chloroprene rubber dust boot protects the joint from dirt and moisture, extending the service life. This ball joint assembly comes with mounting hardware and nuts, facilitating a straightforward bolt-on installation without the need for additional parts.

Compatible Applications and Fitment

This suspension ball joint is specifically designed for BMW 325xi and 330xi models, providing a direct replacement for worn or damaged components. The part number TC5504 corresponds to a standard suspension grade ball joint that fits these vehicles, ensuring proper suspension geometry and handling characteristics.

Common Suspension Issues Addressed

• Eliminates excessive play or looseness in steering linkage
• Reduces uneven tire wear caused by worn ball joints
• Restores proper suspension alignment and handling stability
• Prevents clunking noises from suspension movement
• Protects against premature joint failure due to contamination

Installation Notes and Tips

Installation of the Delphi TC5504 ball joint requires removal of the old ball joint and securing the new unit using the included mounting hardware and nuts. The bolt-on mounting type with two mounting holes spaced 77.0 mm apart allows for a precise fit. Note that this ball joint does not include a grease fitting and is not greaseable, so no additional lubrication is necessary beyond the factory-sealed dust boot. Ensure the tapered stud is properly seated and torqued to manufacturer specifications for safe operation.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards for durability and performance. The TC5504 ball joint assembly undergoes rigorous quality control to ensure reliability in demanding driving conditions. While specific warranty details are not provided here, Delphi typically offers coverage against manufacturing defects. Refer to Delphi’s official documentation for warranty terms.