Delphi TC3715 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Delphi Suspension Control Arm and Ball Joint Assembly Overview

The Delphi TC3715 suspension control arm and ball joint assembly is designed specifically for the front left lower position on Jeep Commander and Grand Cherokee models. Engineered with durable steel construction and pre-greased components, this assembly ensures reliable suspension performance and precise handling.

• Pre-greased for immediate installation
• Steel control arm with casting and forged construction
• Press-in ball joint mounting type
• Includes mounting hardware for straightforward replacement
• Rubber bushings for effective vibration dampening
• Control arm dimensions: maximum length 479.5 mm, maximum width 116.6 mm (4.591 inches)
• Ball joint thread diameter 14.0 mm (0.551 inches) with stud length 26.5 mm (1.043 inches)
• Black finish for corrosion resistance

Durable Construction and Design Features

The Delphi TC3715 control arm assembly combines a steel control arm constructed through casting and forging processes, providing strength and durability required for off-road and on-road driving conditions typical of Jeep Commander and Grand Cherokee vehicles. The assembly features a press-in ball joint that is pre-greased, eliminating the need for additional lubrication during installation. Rubber bushings help absorb road vibrations and reduce noise, contributing to a smoother ride. The included mounting hardware simplifies the installation process, ensuring a secure fit in the front left lower suspension position.

Compatible Jeep Models and Applications

This suspension control arm and ball joint assembly is compatible with Jeep Commander and Jeep Grand Cherokee models requiring a front left lower control arm replacement. The part number TC3715 corresponds directly to these applications, making it a precise match for restoring suspension geometry and handling characteristics.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corroded or bent control arm affecting wheel alignment
• Loose or missing mounting hardware compromising suspension integrity
• Vibration and noise from deteriorated suspension components

Installation Notes and Tips

Before installation, verify the part number TC3715 matches your vehicle’s requirements. The assembly comes pre-greased and includes mounting hardware, but no grease fitting is provided. Use proper tools to press out the old ball joint if necessary, and torque all fasteners to manufacturer specifications. Since this part is not adjustable, ensure alignment is checked after installation to maintain proper suspension geometry.

Quality Assurance and Warranty

Delphi suspension components meet standard replacement grade specifications, providing reliable performance for Jeep Commander and Grand Cherokee vehicles. The TC3715 assembly undergoes rigorous quality control to ensure durability and fitment accuracy. Warranty coverage details should be confirmed with the parts provider or vehicle manufacturer.