Dorman 538-376 Suspension Ball Joint - Front Lower Forward

Dorman 538-376 Suspension Ball Joint

Dorman 538-376 is a threaded suspension ball joint built as a standard replacement for the original equipment part on select BMW applications. It is precision-engineered and tested for reliable front suspension service on the BMW X3 and BMW X4.

Key Features

• Threaded, bolt-in suspension ball joint for front lower forward placement
• Steel construction with a grey finish
• Greaseable design with dust boot included
• Castle nut, cotter pin hole, and mounting hardware included
• Tapered stud with 12 mm wrench size and 35.5 mm stud thread length
• Standard replacement suspension grade

Detailed Description

This Dorman suspension ball joint, part number 538-376, is engineered for direct replacement on the front lower forward position of 2011-2017 BMW X3 and 2015-2018 BMW X4 models. Built from steel and finished in grey, it uses a threaded, bolt-in mounting style with a tapered stud for secure suspension connection. The greaseable design and included dust boot help support long-term service in demanding front-end suspension use. This part cross-references MOOG Chassis Products (e.g., K500312) for the same application.

Common Repair Applications

• Front suspension looseness or play in BMW X3 and BMW X4 models
• Clunking or knocking from the front lower forward suspension area
• Worn ball joint movement affecting steering response
• Damaged dust boot or grease retention issues
• Replacement of a threaded OE-style front lower forward ball joint

Installation Notes and Tips

Verify the vehicle application before installation: Fits 2011-2017 BMW X3, Front Lower Forward and Fits 2015-2018 BMW X4, Front Lower Forward. Confirm the threaded mounting style, tapered stud, and wrench size match the original part before service. Inspect the surrounding suspension components for wear, and torque fasteners to the vehicle manufacturer’s specifications during installation. The included cotter pin hole and castle nut support proper retention when installed correctly.

Quality Assurance

Dorman manufactures this ball joint as a precision-engineered replacement and subjects it to rigorous testing to help ensure dependable OE-style service on the specified BMW X3 and BMW X4 applications. Part number 538-376 is built to meet standard suspension replacement needs for the listed fitments.