Delphi TC7993 Suspension Control Arm - Rear Upper

Rear Upper Suspension Control Arm for Mazda 6, Fusion, MKZ

Delphi TC7993 is a rear upper suspension control arm built with steel construction, a cast/forged design, and a gloss finish. It includes bushings and is adjustable, making it a direct-fit replacement for select Mazda 6, Ford Fusion, Lincoln MKZ, Mercury Milan, and Lincoln Zephyr applications.

Key Features

• Steel control arm with cast/forged construction for rear upper suspension use
• Adjustable design for rear camber correction
• Bushings included for service-ready replacement
• Gloss finish for added surface protection
• OE-focused dimensional and material analysis for fitment consistency
• Cross-references Monroe Shocks & Struts 172286 for the same application

Detailed Description

Delphi TC7993 is a rear upper suspension control arm engineered for vehicles that require rear camber adjustment. It fits 2003-2013 Mazda 6, rear upper; 2006-2012 Ford Fusion, rear upper; 2007-2012 Lincoln MKZ, rear upper; 2006-2010 Mercury Milan, rear upper; and 2006 Lincoln Zephyr, rear upper. This part number is also referenced as TC7993 and is commonly searched alongside OE-style replacement terms for Mazda 6 rear upper control arm and Ford Fusion rear upper suspension arm applications.

Delphi applies OE-level testing and material analysis to its aftermarket steering and suspension portfolio. This control arm is built to handle demanding temperature extremes and corrosion exposure, supporting consistent performance in real-world driving conditions. The adjustable rear upper design helps restore alignment settings where camber correction is needed.

Common Issues This Part Can Address

• Rear suspension looseness or worn control arm bushings
• Improper rear camber after suspension service
• Clunking or knocking from the rear upper suspension area
• Uneven tire wear related to rear alignment issues
• Excess play in the rear upper control arm assembly

Installation Notes and Tips

Verify vehicle year, make, model, and rear upper position before installation. Because this arm is adjustable, rear alignment should be checked and set after installation to confirm camber is within specification. Compare the original arm’s shape, mounting points, and adjustment range to the replacement part before beginning service.

Quality Assurance

Delphi uses OE-based engineering practices and extensive testing for its steering and suspension components, including exposure to extreme temperatures and salt spray corrosion testing. The part number TC7993 is built to align with OE fit and material expectations for select Mazda 6, Ford Fusion, Lincoln MKZ, Mercury Milan, and Lincoln Zephyr rear upper applications.