Delphi TC3629 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC3629 suspension control arm and ball joint assembly is designed specifically for the front left lower position on Mazda CX-7 models. This pre-greased, stamped steel control arm offers a reliable replacement option for light suspension grade applications, ensuring proper vehicle handling and alignment.

• Pre-greased for immediate installation
• Includes rubber bushings for vibration dampening
• Stamped steel construction with black finish for durability
• Press-in ball joint with grooved stud for secure fitment
• Designed for front left lower suspension on Mazda CX-7

Detailed Product Features and Specifications

The Delphi TC3629 control arm assembly features a stamped steel construction that provides strength while maintaining a lightweight profile suitable for light suspension grade use. The assembly comes pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings are included to reduce noise and absorb road vibrations, contributing to a smoother ride. The ball joint is press-in mounted with a grooved stud type, measuring 3.15 inches (80 mm) in length, ensuring a secure and precise connection to the suspension system. This control arm is not adjustable and does not include mounting hardware or grease fittings, so it is intended for direct replacement applications.

Compatible Vehicles and Fitment Details

This suspension control arm and ball joint assembly is compatible with Mazda CX-7 vehicles requiring a front left lower suspension component. The part number TC3629 corresponds directly to this fitment, making it a suitable replacement for maintaining proper suspension geometry and vehicle stability.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Loose or failing ball joints leading to uneven tire wear
• Corroded or bent control arms affecting wheel alignment
• Excessive suspension noise or vibration from deteriorated components
• Reduced handling performance due to compromised suspension parts

Installation Notes and Tips

When installing the Delphi TC3629 control arm assembly, ensure the vehicle is securely lifted and supported. Since the assembly is pre-greased and includes bushings, no additional lubrication is necessary. Verify that the ball joint stud is properly pressed into place and torque all mounting bolts to manufacturer specifications. Note that mounting hardware is not included, so original or compatible hardware should be used. Alignment should be checked and adjusted after installation to maintain optimal handling.

Quality Assurance and Warranty Information

Delphi suspension components are manufactured to meet or exceed OEM standards for fit, form, and function. The TC3629 control arm assembly is a standard replacement grade part backed by Delphi's quality control processes. Warranty coverage details should be confirmed with the point of purchase or Delphi directly, as coverage may vary by region and application.