Dorman 538-782 Suspension Ball Joint - Rear Lower

Dorman 538-782 Rear Lower Ball Joint

Dorman 538-782 is a threaded suspension ball joint built as a standard replacement for the original equipment on select Mercedes-Benz SUVs. It is precision-engineered and tested for reliable rear suspension service on ML320, ML430, ML500, ML55 AMG, and ML350 applications.

Key Features

• Threaded, bolt-in suspension ball joint for rear lower placement
• Metal construction with grey finish
• Dust boot included for joint protection
• Mounting hardware included
• Standard suspension grade replacement
• Tapered stud design with 12 mm wrench size
• Non-greaseable, sealed-style design

Detailed Description

This Dorman suspension ball joint, part number 538-782, is made for rear lower suspension service on specific Mercedes-Benz ML-Class vehicles. It uses a threaded, bolt-in mounting type and a tapered stud to match the original equipment design on the listed applications. The dust boot helps protect the joint from road debris and moisture, while the metal body supports dependable suspension operation in everyday driving conditions. This part cross-references Delphi TC2133 for the same application.

Compatible With 1998-2003 Mercedes-Benz ML320, rear lower; 1998-2001 Mercedes-Benz ML430, rear lower; 2002-2005 Mercedes-Benz ML500, rear lower; 2000-2003 Mercedes-Benz ML55 AMG, rear lower; and 2003-2005 Mercedes-Benz ML350, rear lower. The Dorman 538-782 is a direct-fit replacement choice for owners servicing rear suspension wear on these Mercedes-Benz models.

What It Helps Address

• Excessive play in the rear lower suspension joint
• Clunking or knocking from the rear suspension
• Uneven tire wear related to worn suspension geometry
• Loose or imprecise rear-end handling
• Inspection failure caused by ball joint wear

Installation Notes and Tips

Verify rear lower fitment by year, make, and model before installation. Inspect the surrounding suspension components, fasteners, and mounting points for wear or damage during replacement. Because this is a threaded, bolt-in ball joint, proper torque and alignment procedures should be followed after installation to help restore suspension geometry.

Quality Assurance

Dorman states that this ball joint is precision-engineered and rigorously tested to provide a reliable OE-style replacement for the specified vehicles. Part number 538-782 is built to standard suspension specifications for the listed Mercedes-Benz ML-Class rear lower applications.