Delphi TC552 Suspension Control Arm and Ball Joint Assembly - Front Right Lower

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC552 suspension control arm and ball joint assembly is designed for precise fitment on select BMW models, including the 318i, 320i, 325i, 328i, M3, and Z3. This front right lower control arm assembly comes pre-greased and includes mounting hardware for straightforward installation.

• Pre-greased for immediate use
• Steel construction with casting and forging for durability
• Press-in ball joint with threaded stud for secure mounting
• Includes mounting hardware for convenience
• Rubber bushings to absorb road vibrations
• Compatible with multiple BMW models including 318is, 323i, 325is, and 328is

Durable Construction and Design Features

The Delphi TC552 control arm is constructed from high-strength steel using a combination of casting and forging processes to ensure structural integrity and long service life. The black finish provides corrosion resistance, while the rubber bushings help reduce noise and vibration. The ball joint is press-in mounted with a threaded stud, measuring approximately 2.87 inches in length, providing a secure and reliable connection to the suspension system. This assembly is designed specifically for the front right lower position on compatible BMW vehicles.

Compatible BMW Models and Fitment Details

This suspension control arm and ball joint assembly is compatible with a range of BMW models, including the 318i, 318is, 318ti, 320i, 323i, 323is, 325i, 325is, 328i, 328is, M3, and Z3. The part number TC552 ensures precise fitment and performance for these vehicles, making it a suitable replacement for worn or damaged front right lower control arms.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Excessive suspension noise or vibration
• Misalignment issues affecting vehicle handling
• Corrosion or structural damage to the original control arm

Installation Notes and Tips

The Delphi TC552 comes pre-greased and includes all necessary mounting hardware, simplifying the installation process. Since the ball joint is press-in mounted and the stud is threaded, proper tools are required to remove the old assembly and install the new one securely. It is recommended to have a professional alignment performed after installation to ensure optimal suspension performance and tire wear.

Quality Assurance and Warranty

Delphi provides this suspension control arm and ball joint assembly as a standard replacement part, manufactured to meet OEM specifications. The product undergoes rigorous quality control to ensure durability and fitment accuracy. While specific warranty details may vary, Delphi parts typically come with a limited warranty covering defects in materials and workmanship.