Delphi TC5072 Suspension Ball Joint - Front Lower

Delphi TC5072 Front Lower Ball Joint

Delphi TC5072 is a standard replacement suspension ball joint built for front lower applications. It uses a steel body, threaded stud design, press-in mounting, and includes a dust boot and grease fitting for serviceable operation.

Key Features

• Front lower suspension ball joint for select Chevrolet, Pontiac, and Isuzu applications
• Steel construction with black finish
• Press-in mounting type with threaded stud
• Dust boot included; dust boot material is chloroprene rubber (CR)
• Grease fitting included for maintenance access
• Tapered stud with 12.0 mm stud thread diameter and 1.25 pitch
• Standard replacement grade for OE-style service

Detailed Description

Delphi TC5072 is engineered as a front lower suspension ball joint for vehicles that require a press-in, threaded-stud design. Delphi applies OE-focused dimensional and material analysis to support proper fit between the original suspension geometry and the aftermarket replacement. The part is built from steel and includes a protective dust boot to help shield the joint from road contamination. This part cross-references Dorman - Premium B6273PR for the same application.

Compatible With 1976-1987 Chevrolet Chevette, front lower; 1976-1987 Pontiac Acadian, front lower; 1984-1987 Pontiac Fiero, front lower; 1981-1987 Pontiac T1000, front lower; and 1981-1984 Isuzu I-Mark, front lower. Delphi TC5072 is a direct-fit suspension service part for these front lower applications.

What It Helps Address

• Excessive play in the front lower suspension joint
• Clunking or knocking from worn ball joint components
• Uneven tire wear related to suspension looseness
• Steering instability caused by worn front suspension hardware
• Inspection failure from damaged or loose ball joint assembly

Installation Notes

Verify vehicle application, position, and press-in dimensions before installation. This part uses a threaded stud and press-in mounting style, so proper suspension service tools are required. The grease fitting allows routine lubrication after installation. No castle nut, cotter pin, mounting hardware, or bushings are included.

Quality Assurance

Delphi tests steering and suspension components under extreme temperature and corrosion conditions, including exposure below -40 degrees C, above 120 degrees C, and 720 hours of salt spray. These validation steps support OE-level durability expectations for the Delphi TC5072 and help maintain consistent performance in service.