Delphi TC957 Suspension Control Arm and Ball Joint Assembly - Rear Left Upper

Delphi Rear Left Upper Suspension Control Arm for BMW

The Delphi TC957 suspension control arm and ball joint assembly is designed specifically for rear left upper positions on select BMW models. Engineered with durable materials and pre-greased components, this part ensures reliable suspension performance and smooth handling.

• Pre-greased for immediate use and reduced maintenance
• Includes grease fitting for easy lubrication
• Neoprene rubber bushings included for vibration dampening
• Press-in ball joint mounting type for secure fitment
• Constructed from casting/forged 6082 aluminum alloy for strength and corrosion resistance
• Standard replacement grade for reliable OEM-level performance
• Compatible with multiple BMW models including 525i, 530i, 535i, 750Li, M5, and M6

The Delphi TC957 control arm assembly is manufactured using a combination of casting and forging processes with 6082 aluminum alloy, providing a balance of strength and lightweight durability. The included neoprene rubber bushings help absorb road vibrations, improving ride comfort and reducing noise. This assembly comes pre-greased and includes a grease fitting, allowing for straightforward maintenance and extended service life. The press-in ball joint mounting ensures a secure and precise fit, critical for maintaining proper suspension geometry on your BMW.

Compatible BMW Models and Applications

This rear left upper suspension control arm is compatible with a wide range of BMW vehicles, including the 525i, 525xi, 528i, 528i xDrive, 528xi, 530i, 530xi, 535i, 535i xDrive, 535xi, 540i, 545i, 550i, 645Ci, 650i, 745i, 745Li, 750i, 750Li, 760i, 760Li, M5, and M6 models. It is designed to meet the specific suspension requirements of these vehicles, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play
• Ball joint wear leading to steering instability or noise
• Corrosion or fatigue in original control arm components
• Vibration and harshness due to deteriorated suspension parts
• Misalignment affecting tire wear and handling

Installation Notes and Tips

Installation of the Delphi TC957 control arm assembly should be performed by a qualified technician familiar with BMW suspension systems. The part comes pre-greased and includes a grease fitting, but periodic lubrication is recommended to maintain optimal performance. Ensure proper torque specifications are followed during installation to avoid premature wear. Alignment should be checked and adjusted after replacement to maintain vehicle handling characteristics.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards. The TC957 control arm assembly undergoes rigorous quality control to ensure durability and fitment accuracy. This part is offered as a standard replacement grade component, providing reliable performance consistent with factory specifications. Warranty coverage details should be confirmed with the distributor or installer.