Keep your rear suspension planted and your steering precise with the Delphi Suspension Control Arm TC7993, a rear upper control arm that locates the wheel and pivots through its ball stud joint. It's a direct-fit replacement for the 2006-2012 Ford Fusion, 2007-2012 Lincoln MKZ, 2006 Lincoln Zephyr, 2003-2013 Mazda 6, and 2006-2010 Mercury Milan (see the Buyer's Guide tab for engine-level details).
- OE-derived engineering: Delphi applies its OE safety technology to its aftermarket steering portfolio, with extensive dimensional and material analysis for close compatibility between the OE and aftermarket part.
- Tested to extremes: validated below -40°C and above 120°C and exposed to 720 hours of salt spray.
- Quality-checked construction: 100% crack detection and ultrasonic flaw detection help ensure materials match OE specifications, with robot welding for consistent quality.
- Precision joint: ball studs machined to micron tolerances for durability and smooth joint operation, plus anti-corrosion protection applied to each part.
Signs the original may need replacing include clunking over the rear suspension, uneven tire wear, or loose, wandering handling. If a worn control arm or its ball joint is the cause, this part replaces it.
Interchange: AE5Z 5500-A
AE5Z5500A · RK100171 · CMS401196
This part cross-references / interchanges with the following part numbers:
Frequently Asked Questions
What position is this control arm?
It's a rear upper suspension control arm. Verify fitment for your specific vehicle before ordering.
Which vehicles does the TC7993 fit?
It's a direct-fit replacement for the 2006-2012 Ford Fusion, 2007-2012 Lincoln MKZ, 2006 Lincoln Zephyr, 2003-2013 Mazda 6, and 2006-2010 Mercury Milan. See the Buyer's Guide tab for full details.
What does a suspension control arm do?
It connects the wheel hub assembly to the vehicle's frame and pivots to allow suspension travel, helping locate the wheel and maintain proper alignment.
What are signs this control arm may need replacing?
Common signs include clunking noises over the rear suspension, uneven tire wear, and loose or wandering handling. Diagnose the cause before replacing.
What numbers does this part interchange with?
It cross-references AE5Z 5500-A (AE5Z5500A), RK100171, and CMS401196.
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