Dorman 533-391 Suspension Ball Joint - Front Left Lower

Dorman 533-391 Front Left Lower Ball Joint

Dorman 533-391 is a threaded suspension ball joint built as a standard replacement for the original equipment on select Audi models. It is precision-engineered and tested for dependable service in the front left lower suspension position on Audi 80 and Audi 90 applications.

Key Features

• Threaded suspension ball joint for front left lower installation
• Standard replacement design for OE-style fit and function
• Steel construction with grey finish
• Dust boot included; grease fitting not included
• Ball joint assembly included
• 12 mm wrench size and pinch-style stud
• Mounting type: bolt-on

Detailed Description

This Dorman suspension ball joint, part number 533-391, is made for specific Audi front suspension applications where a direct replacement is needed. It uses a threaded design with a pinch-style stud and steel construction, along with a polychloroprene dust boot to help protect the joint from road contamination. This part number 533-391 cross-references Mevotech Supreme MK9911 for the same application.

Compatible With 1991-1992 Audi 80, front left lower; 1989-1992 Audi 80 Quattro, front left lower; 1991 Audi 90, front left lower; 1989-1991 Audi 90 Quattro, front left lower; 1990 Audi 80, front left lower, from VIN L038657; 1990 Audi 90, front left lower, from VIN L038657; 1988 Audi 80 Quattro, front left lower, from VIN J351001; and 1988 Audi 90 Quattro, front left lower, from VIN J351001.

Common Replacement Uses

• Restoring front-end steering response on worn Audi 80 or Audi 90 suspension
• Replacing a loose or noisy front left lower ball joint
• Addressing uneven tire wear caused by suspension joint play
• Correcting clunking or popping from the lower front suspension
• Renewing OE-style suspension geometry after wear-related failure

Installation Notes and Tips

Verify the vehicle year, model, and VIN break before ordering, especially for 1990 and 1988 applications with VIN-specific fitment notes. Confirm the front left lower position and compare the stud type, threaded design, and 12 mm wrench size to the original part before installation. The part number 533-391 is intended for bolt-on mounting in the specified applications.

Quality Assurance

Dorman tests this replacement ball joint for reliable service on the listed Audi applications. Its OE-style replacement format, steel construction, and included dust boot support consistent fitment and long-term suspension service in the specified front left lower position.