Mevotech GS50538 Suspension Ball Joint - Front Upper

OE-Style Front Upper Ball Joint

Mevotech GS50538 is a front upper suspension ball joint built for direct OE-style replacement on select Cadillac applications. It is designed to restore original fit, form, and function for daily driving, with pre-greased construction and a rubber dust boot for added protection.

Fits 2008-2014 Cadillac CTS, front upper. Fits 2005-2011 Cadillac STS, front upper. Fits 2004-2009 Cadillac SRX, front upper.

Key Features

• Exact-match replacement for original manufacturer fit and geometry
• Pre-greased for ready-to-install service
• Rubber dust boot included to help protect the joint
• Press-in mounting type for OE-style suspension service
• Threaded stud design with locking nut included
• Mounting hardware included where required
• Black boot finish
• Non-adjustable ball joint assembly

Detailed Description

Mevotech Original Grade GS50538 is engineered as an OE replacement suspension ball joint for the front upper position. It is made for regular commuters and routine drivers who need factory-style steering response, suspension articulation, and ride quality. The press-in design, threaded stud, and included dust boot support a clean replacement on Cadillac CTS, Cadillac STS, and Cadillac SRX front upper suspension service. This part cross-references MOOG Chassis Products K500065 for the same application.

Common Repair Symptoms

• Front-end clunking or popping over bumps
• Excessive play in the upper suspension joint
• Uneven tire wear caused by worn suspension geometry
• Loose or imprecise steering feel
• Visible boot damage or grease loss at the joint

Installation Notes

GS50538 uses a press-in mounting style, so proper suspension tools and alignment procedures are important after installation. Verify the front upper position and confirm vehicle fitment by year, make, and model before service. The included locking nut and mounting hardware help streamline replacement where required. Search terms commonly used for this part include Cadillac CTS front upper ball joint replacement, Cadillac STS front upper suspension ball joint, and Cadillac SRX OE replacement ball joint.

Quality Assurance

Mevotech Original Grade parts are built to match original manufacturer fit, form, and function for OE-style suspension repair. GS50538 is part of Mevotech’s Original Grade line for drivers seeking a direct replacement solution for factory performance restoration.