Delphi TC384 Suspension Control Arm and Ball Joint Assembly - Front Left Upper

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC384 suspension control arm and ball joint assembly is designed for front left upper suspension on select Mercedes-Benz models. Engineered with durable aluminum construction and a threaded ball joint stud, this component provides reliable suspension performance for the Mercedes-Benz 300D, 300SD, and 300TD vehicles.

• Compatible with Mercedes-Benz 300D, 300SD, and 300TD front left upper suspension
• Aluminum control arm with casting and forged construction for strength and lightweight design
• Threaded ball joint stud with 10mm thread diameter and 60mm stud length
• Natural rubber bushings for effective vibration dampening
• Standard replacement grade for light suspension applications
• Single mounting hole with 12mm diameter
• Silver finish control arm with a maximum width of 67mm (2.638 inches)
• Non-greaseable, no grease fitting included

Technical Details and Construction

The Delphi TC384 control arm assembly features a combination of casting and forging processes to ensure structural integrity while maintaining a lightweight profile through its aluminum material. The natural rubber bushings help absorb road vibrations, contributing to a smoother ride. The ball joint stud is threaded, measuring 10mm in diameter and 60mm in length, designed to fit securely within the suspension system. This assembly is intended for light suspension grade use and is not adjustable or greaseable, simplifying maintenance requirements.

Compatible Vehicles and Fitment

This suspension control arm and ball joint assembly is specifically compatible with the front left upper position on Mercedes-Benz 300D, 300SD, and 300TD models. The part number TC384 ensures precise fitment and replacement accuracy for these vehicles, maintaining proper suspension geometry and handling characteristics.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing excessive play or noise
• Ball joint wear leading to steering instability or uneven tire wear
• Corroded or bent control arms affecting suspension alignment
• Vibration and harshness due to deteriorated suspension components
• Replacement of standard grade suspension parts for routine maintenance

Installation Notes and Tips

• Ensure the vehicle is securely lifted and supported before beginning installation
• Remove the old control arm assembly carefully, noting the orientation and mounting points
• Torque all mounting bolts to manufacturer specifications to maintain suspension integrity
• Check alignment after installation to prevent uneven tire wear
• Since this part is non-greaseable, no additional lubrication is required during installation

Quality Assurance and Warranty

Delphi suspension components, including the TC384 control arm and ball joint assembly, are manufactured to meet or exceed OEM standards. This part is a standard replacement grade component designed for reliable performance in light suspension applications. While specific warranty details may vary, Delphi products typically come with a limited warranty covering defects in materials and workmanship to ensure customer confidence in product durability.