Delphi TC5773 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC5773 suspension control arm and ball joint assembly is designed for front left lower suspension applications on select Ford and Lincoln trucks and SUVs. This pre-greased, cast iron control arm offers a durable replacement solution engineered to meet standard suspension requirements for vehicles like the Ford F-150, F-250, Expedition, and Lincoln Navigator.

• Pre-greased for immediate installation
• Includes rubber bushings and mounting hardware
• Cast iron construction with casting/forged control arm design
• Press-in ball joint with threaded stud for secure fitment
• Compatible with front left lower suspension on Ford and Lincoln models

Technical Details and Construction

The TC5773 control arm features a robust cast iron body constructed through a casting and forging process, ensuring strength and durability under light suspension grade conditions. It comes pre-greased, eliminating the need for additional lubrication during installation. The assembly includes rubber bushings to absorb vibrations and reduce noise, enhancing ride comfort. The ball joint is press-in mounted with a threaded stud measuring 16mm in diameter and approximately 89.2mm in length, providing a secure and reliable connection to the suspension system. This control arm is designed with two mounting holes, each 16.5mm in diameter, and includes all necessary mounting hardware for a straightforward replacement.

Compatible Vehicles and Applications

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

• Ford F-150 and F-150 Heritage
• Ford F-250 and F-250 HD
• Ford Expedition
• Lincoln Navigator

Specifically designed for the front left lower suspension position, the Delphi TC5773 part number ensures proper fitment and function for these models.

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 original control arm components

Installation Notes and Tips

Installation of the Delphi TC5773 control arm should be performed by a qualified technician familiar with suspension systems. Since the part comes pre-greased and includes mounting hardware, preparation time is reduced. Ensure the vehicle is properly supported and aligned after installation to maintain suspension geometry. The press-in ball joint design requires appropriate tools for removal and installation to avoid damage.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards for durability and performance. The TC5773 assembly is a standard replacement grade part, backed by Delphi's quality control processes. Please refer to Delphi's official warranty documentation for specific coverage details.