Delphi TC1078 Suspension Ball Joint - Front Lower

Delphi Suspension Ball Joint TC1078 Overview

The Delphi Suspension Ball Joint TC1078 is engineered for reliable suspension performance in select Hyundai and Kia vehicles. Designed with durable steel construction and a protective chloroprene rubber dust boot, this ball joint supports smooth steering and suspension articulation.

• Constructed from high-strength steel for durability
• Standard suspension grade type for consistent performance
• Includes a chloroprene rubber dust boot to protect against contaminants
• Pressed mounting type with included mounting hardware and nuts
• Compatible with Hyundai Elantra, Sonata, and Kia Spectra, Spectra5, Tiburon, XG300, XG350

Technical Specifications and Features

The TC1078 ball joint features a maximum outside diameter of 1.854 inches (47.1 mm) and a height of 3.346 inches (85.0 mm), providing precise fitment for the specified vehicle models. The stud is threaded with a diameter of 0.472 inches (12.0 mm) and a thread length of 0.866 inches (22.0 mm), designed for secure attachment. This assembly includes the ball joint itself, mounting hardware, and nuts, but does not include a castle nut, cotter pin, grease fitting, or bushings. The dust boot is made from chloroprene rubber (CR), offering resistance to wear and environmental factors. The wrench size required for installation is 0.748 inches (19.0 mm).

Compatible Vehicles and Applications

This Delphi ball joint TC1078 is compatible with a range of Hyundai and Kia models, including the Hyundai Elantra and Sonata, as well as the Kia Spectra, Spectra5, Tiburon, XG300, and XG350. It is designed to replace worn or damaged suspension ball joints in these vehicles, restoring proper suspension geometry and steering control.

• Eliminates suspension noise caused by worn ball joints
• Restores proper steering response and alignment
• Prevents uneven tire wear due to suspension play
• Reduces vibration and improves ride stability
• Addresses looseness or excessive play in front suspension

Installation Notes and Tips

Installation of the Delphi TC1078 ball joint requires basic suspension tools and mechanical knowledge. The pressed mounting type means the ball joint is secured firmly in place, and included mounting hardware and nuts facilitate proper installation. Note that this ball joint is not greaseable and does not include a grease fitting, so no additional lubrication is necessary beyond the factory-sealed dust boot. Ensure the correct wrench size (19 mm) is used to avoid damage during installation. It is recommended to inspect related suspension components during replacement and perform a wheel alignment afterward.

Quality Assurance and Warranty

Delphi suspension components are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The TC1078 ball joint is built with quality materials and tested for fit and function. While specific warranty details may vary, Delphi typically offers coverage against defects in material and workmanship. Refer to the product documentation or manufacturer for exact warranty terms.