Delphi TC5580 Suspension Ball Joint - Front Lower

Delphi TC5580 Front Lower Ball Joint

Delphi TC5580 is a standard replacement suspension ball joint built for front lower applications on select Chevrolet and Pontiac vehicles. It combines a steel body, a grooved design, and a dust boot made from chloroprene rubber (CR) to support consistent steering and suspension movement.

Fits 2006-2011 Chevrolet HHR, front lower. Fits 2005-2010 Chevrolet Cobalt, front lower with aluminum arm. Fits 2007-2010 Pontiac G5, front lower with aluminum arm. Fits 2006 Pontiac Pursuit, front lower with aluminum arm. Fits 2005 Pontiac Pursuit, front lower with Ride Handling Package.

Key Features

• Delphi suspension ball joint, part number TC5580
• Steel construction with black finish
• Ball joint assembly included
• Dust boot included; chloroprene rubber (CR) material
• Standard replacement, non-adjustable, greaseable design
• Bolt-in mounting type with 3 mounting holes
• Grooved style for front lower suspension applications
• Cross-reference: MOOG Chassis Products K6698, K80567

Detailed Description

Delphi TC5580 is engineered for front lower suspension service where precise joint movement and stable steering response matter. Delphi applies OE-focused dimensional and material analysis to help ensure proper fit and function, and the part is tested across extreme temperature ranges and salt-spray exposure to support durability in demanding road conditions. This makes it a practical choice for Chevrolet HHR, Chevrolet Cobalt, Pontiac G5, and Pontiac Pursuit front lower repairs that call for an OE-style replacement ball joint.

The assembly uses a steel housing, a grooved profile, and a dust boot to help protect the joint from contamination. It is a standard replacement part with no grease fitting, no adjustable features, and no included mounting hardware, so matching the vehicle application and existing suspension configuration is important before installation. Delphi TC5580 is a direct-fit style solution for drivers addressing worn front lower ball joint wear on the listed Chevrolet and Pontiac models.

What This Part Helps Address

• Front suspension clunking or popping over bumps
• Excessive play in the lower ball joint
• Uneven tire wear caused by worn suspension joints
• Loose or imprecise steering feel
• Inspection failure related to ball joint wear

Installation Notes and Tips

Verify the vehicle’s front lower suspension configuration before ordering, especially on Chevrolet Cobalt, Pontiac G5, and Pontiac Pursuit models with aluminum arm or Ride Handling Package notes. Confirm the mounting style, hole count, and stud dimensions against the original part. Because mounting hardware is not included, reuse or source the correct hardware as required by the vehicle service procedure. After installation, perform a professional alignment and inspect adjacent suspension components for wear.

Quality Assurance

Delphi backs this ball joint with OE-based engineering practices and validation testing that includes extreme temperature exposure and extended salt-spray testing. The TC5580 is built as a standard replacement suspension component for consistent fitment and long-term service in the listed applications.