Delphi TC1624 Suspension Ball Joint - Front Lower

Delphi Suspension Ball Joint TC1624 Overview

The Delphi Suspension Ball Joint TC1624 is engineered for reliable suspension performance on Chevrolet and GMC trucks. Designed specifically for models like the Sierra 1500, Sierra 1500 Classic, Silverado 1500, and Silverado 1500 Classic, this ball joint ensures proper steering and suspension articulation.

• Ball material constructed from SAE 5140 alloy steel for durability
• Carbon steel housing for strength and corrosion resistance
• Maximum outside diameter of 1.26 inches (32.0 mm)
• Includes castle nut, cotter pin, washers, and mounting hardware
• Grease fitting and dust boot made from chloroprene rubber for protection and maintenance
• Standard suspension grade type suitable for OEM replacement
• Threaded stud with 16.0 mm diameter and 1.122 inch length
• Bolt-on mounting type with four mounting holes and 50 mm bolt length
• Wrench size 19 mm for installation

Technical Details and Construction

The Delphi TC1624 suspension ball joint features a robust ball made from SAE 5140 alloy steel, providing the necessary hardness and wear resistance for suspension applications. The housing is crafted from carbon steel, offering structural integrity and resistance to environmental factors. The dust boot, made of chloroprene rubber, protects the joint from dirt and moisture, extending service life. This assembly includes all necessary mounting hardware such as castle nut, cotter pin, washers, and bolts, facilitating a straightforward installation process. The stud is threaded with a 16 mm diameter and includes a grease fitting to allow for periodic lubrication, maintaining smooth operation.

Compatible Vehicles and Applications

This suspension ball joint is compatible with the following vehicles:

• Chevrolet Sierra 1500 and Sierra 1500 Classic
• GMC Sierra 1500 and Sierra 1500 Classic
• Chevrolet Silverado 1500 and Silverado 1500 Classic
• GMC Silverado 1500 and Silverado 1500 Classic

It is designed to replace worn or damaged ball joints in the front suspension, ensuring proper steering control and suspension movement.

Common Issues Addressed by Delphi TC1624

• Excessive play or looseness in the front suspension
• Uneven tire wear caused by faulty ball joints
• Clunking or knocking noises during steering or over bumps
• Steering wander or poor vehicle handling
• Damaged or torn dust boots leading to contamination

Installation Notes and Tips

• Ensure vehicle is securely lifted and supported before removal
• Use the included mounting hardware for proper fit and torque specifications
• Grease the fitting after installation to maintain lubrication
• Verify cotter pin installation through the castle nut for safety
• Check alignment after replacement to ensure proper suspension geometry

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM standards. The TC1624 ball joint undergoes rigorous quality control to ensure durability and performance. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship. Consult product documentation or supplier for exact warranty terms.