Delphi TC1619 Suspension Ball Joint - Front Lower

Delphi Suspension Ball Joint TC1619 Overview

The Delphi Suspension Ball Joint TC1619 is engineered for reliable suspension performance on select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Designed with durable materials and complete mounting hardware, this ball joint supports smooth steering and stable handling for vehicles like the Chevrolet Malibu and Pontiac Grand Am.

• Constructed with alloy steel SAE 5140 ball and carbon steel housing for strength
• Includes dust boot made of chloroprene rubber to protect against contaminants
• Comes with castle nut, cotter pin, washers, nuts, and mounting bolts for a complete installation
• Standard suspension grade type suitable for everyday driving conditions
• Threaded stud with 12.0 mm diameter and 0.787 inch thread length
• Bolt-on mounting type with three mounting holes and 30.0 mm bolt length
• Gray color finish for corrosion resistance and durability

Durable Construction and Design Details

The TC1619 ball joint features a robust ball made from SAE 5140 alloy steel paired with a carbon steel housing, ensuring long-lasting durability under typical suspension loads. The integrated dust boot, crafted from chloroprene rubber, helps prevent dirt and moisture intrusion, extending the life of the joint. This assembly includes all necessary mounting hardware such as castle nut, cotter pin, washers, and bolts, simplifying the replacement process. The 12.0 mm stud thread diameter and 19 mm wrench size provide compatibility with factory specifications for vehicles like the Buick Regal and Oldsmobile Cutlass Calais.

Compatible Vehicles and Applications

This Delphi Suspension Ball Joint TC1619 is compatible with a range of GM vehicles, including:

• Buick Achieva and Skylark
• Cadillac Calais
• Chevrolet Cavalier, Malibu, Corsica, and Sunfire
• Oldsmobile Cutlass, Cutlass Calais, and Firenza
• Pontiac Grand Am, Sunbird, J2000, and Tempest

It is designed to replace worn or damaged ball joints in these models, restoring proper suspension articulation and steering control.

Common Issues Addressed by This Ball Joint

• Excessive play or looseness in the suspension causing unstable handling
• Clunking or knocking noises during turns or over bumps
• Uneven tire wear due to misaligned suspension components
• Vibration or steering wheel wobble at various speeds
• Compromised dust boot leading to premature joint wear

Installation Notes and Tips

Installation of the Delphi TC1619 ball joint requires standard suspension tools and a 19 mm wrench for the stud nut. The included mounting bolts, castle nut, cotter pin, washers, and nuts provide a complete hardware set for a secure fit. Ensure the dust boot is properly seated to maintain protection against contaminants. This ball joint is a bolt-on replacement with three mounting holes, matching factory specifications for the listed GM models. Professional alignment after installation is recommended to maintain proper suspension geometry.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet OEM standards for fit, form, and function. The TC1619 ball joint undergoes rigorous quality control to ensure durability and performance. While specific warranty details are not provided here, Delphi typically offers limited warranties covering defects in materials and workmanship. Refer to Delphi’s official documentation for exact warranty terms.