Dorman 540-065 Suspension Ball Joint - Front Lower

Dorman 540-065 Front Lower Ball Joint

Dorman 540-065 is a threaded suspension ball joint built as a direct replacement for the original equipment on select Chevrolet, Pontiac, and Saturn vehicles. It is precision-engineered and tested for reliable front suspension service on applications with stamped steel arms.

Key Features

• Threaded, bolt-in suspension ball joint for front lower applications
• Steel construction with grey finish
• Dust boot included; grease fitting not included
• Premium suspension grade type
• Mounting hardware included
• 12 mm wrench size and pinch-style stud design
• Cross-references MOOG Chassis Products K80566 and Delphi TC5894 for the same application

Application Details

This Dorman 540-065 ball joint is used in front lower suspension positions on select vehicles, including 2005-2010 Chevrolet Cobalt, 2008-2010 Chevrolet HHR, 2007-2010 Pontiac G5, 2003-2007 Saturn Ion, 2005-2006 Pontiac G4, and 2005-2006 Pontiac Pursuit. It is a fitment-specific replacement for stamped steel arm setups and is listed across multiple OE interchange references for the same service position.

What It Helps Fix

• Front-end looseness or play from a worn lower ball joint
• Clunking or knocking noises from the front suspension
• Uneven tire wear related to suspension joint wear
• Steering instability caused by excessive joint movement
• Restoration of proper suspension articulation on stamped steel arm applications

Installation Notes

Install on the front lower position only for the listed applications. Verify stamped steel arm configuration before ordering. The threaded, bolt-in design and pinch-style stud should be matched to the vehicle’s original mounting style, and the included dust boot should be inspected during installation for proper seating.

Quality Assurance

Dorman engineers this replacement ball joint to match OE fit and function on the specified vehicles. It is manufactured from steel and rigorously tested to support dependable suspension service on the listed Chevrolet Cobalt, Chevrolet HHR, Pontiac G5, Saturn Ion, Pontiac G4, and Pontiac Pursuit applications.