Dorman 538-391 Suspension Ball Joint - Front Left Lower

Dorman 538-391 Suspension Ball Joint

Dorman 538-391 is a threaded suspension ball joint built as a standard replacement for the original equipment design on specific vehicles. It is precision-engineered and tested for dependable steering and suspension service, with a steel body, rubber dust boot, and bolt-in mounting style.

Key Features

• Standard replacement suspension ball joint for OE-style service
• Steel construction with grey finish
• Threaded design with pinch-style stud
• Rubber dust boot included
• Mounting hardware included
• 12 mm wrench size
• Compatible with select Honda Civic and Acura Integra applications

Detailed Description

This Dorman suspension ball joint, part number 538-391, is engineered for direct replacement use where a threaded, bolt-in ball joint is specified. The assembly includes a dust boot and mounting hardware, and it uses a pinch-style stud with a 12 mm wrench size for serviceability. It does not include a grease fitting, cotter pin, castle nut, bushings, or washers, and it is not adjustable or greaseable. This part cross-references Ulo 1003003 for the same application.

For buyers searching for a Honda Civic ball joint replacement or an Acura Integra front suspension repair part, 538-391 provides an OE-style solution for restoring proper suspension connection at the knuckle. The steel construction and standard suspension grade make it a practical choice for replacing worn front-end components on select Honda and Acura vehicles.

Common Problems This Part Can Address

• Front suspension looseness or play
• Clunking or knocking from the lower suspension area
• Uneven tire wear caused by worn ball joint movement
• Steering instability or wandering
• Failed dust boot protection at the joint

Installation Notes and Tips

Verify vehicle application before installation, especially for Honda Civic and Acura Integra fitment. This ball joint uses a threaded, bolt-in mounting style and a pinch-type stud, so confirm the knuckle and control arm configuration before service. Inspect the surrounding suspension components, fasteners, and mounting surfaces for wear or damage during replacement. Proper torque and alignment checks are recommended after installation.

Quality Assurance

Dorman designs this suspension ball joint as a precision replacement part and subjects it to testing for reliable OE-style service on the specified applications. Part number 538-391 is built to meet standard suspension replacement needs for select vehicles.