Delphi TC970 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Forward

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC970 suspension control arm and ball joint assembly is designed specifically for the front left lower forward position on select BMW models. Engineered to meet standard replacement requirements, this assembly ensures reliable suspension performance for BMW 740i, 740iL, and 750iL vehicles.

• Pre-greased for immediate installation and reduced maintenance
• Includes grease fitting for easy lubrication
• Equipped with neoprene rubber bushings for durability and noise reduction
• Press-in ball joint mounting type for secure fitment
• Constructed from forged and cast 6082 aluminum alloy for strength and corrosion resistance
• Mounting hardware included for complete installation
• Standard replacement grade for dependable performance
• Control arm finished in white for corrosion protection

Technical Details and Construction

The Delphi TC970 control arm assembly features a robust construction combining casting and forging techniques using 6082 aluminum alloy, known for its strength and resistance to corrosion. The assembly comes pre-greased and includes a grease fitting, allowing for straightforward maintenance and extended service life. Neoprene rubber bushings are incorporated to absorb vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted, ensuring a secure and precise fit in the suspension system. This assembly is designed for the front left lower forward position, making it compatible with BMW 740i, 740iL, and 750iL models.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with the following BMW models:

• BMW 740i
• BMW 740iL
• BMW 750iL

It is intended for use in the front left lower forward suspension location, providing a direct replacement for worn or damaged components in these vehicles.

Common Issues Addressed by This Part

• Excessive suspension noise or clunking from worn bushings or ball joints
• Uneven tire wear due to misaligned control arms
• Reduced steering responsiveness or handling instability
• Vibration or harshness transmitted through the suspension
• Corrosion or damage to original control arm components

Installation Notes and Tips

Installation of the Delphi TC970 control arm assembly requires standard suspension tools and procedures. Since the part comes pre-greased and includes mounting hardware, it simplifies the replacement process. Ensure the vehicle is properly supported and aligned after installation. Regular lubrication through the included grease fitting is recommended to maintain ball joint performance and extend service life.

Quality Assurance and Warranty

Delphi manufactures this suspension control arm and ball joint assembly to meet OEM standards for fit, form, and function. The part is supplied as a standard replacement grade component, backed by Delphi's quality control processes. While specific warranty details may vary, Delphi parts typically come with a limited warranty covering defects in materials and workmanship.