MOOG Chassis Products Suspension Control Arm and Ball Joint Assembly P/N:RK621666

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$211.99
MPN: RK621666
Item Package Code: EA
Part Has Core (Y/N): N
Item Package Quantity: 1
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MOOG Chassis Products Suspension Control Arm and Ball Joint Assembly P/N:RK621666
MOOG Chassis Products Suspension Control Arm and Ball Joint Assembly P/N:RK621666
$211.99

Keep your front suspension precisely located and pivoting smoothly with the MOOG CHASSIS control arm and ball joint assembly, MPN RK621666. This front right upper unit positions the wheel and provides the upper suspension pivot point, and it drops in as a direct-fit replacement for the 2002-2005 Ford Thunderbird, 2000-2006 Lincoln LS, and several Jaguar models including the 2000-2002 Jaguar S-Type, 2005-2009 Jaguar Super V8, 2004-2009 Jaguar Vanden Plas, 2004-2009 Jaguar XJ8, and 2004-2009 Jaguar XJR — see the Buyer's Guide tab for the full list.

If a worn upper arm or ball joint is behind a clunk, steering wander, or uneven tire wear, this Ford Thunderbird control arm assembly replaces it as one matched unit.

  • Carbon fiber-reinforced bearing: paired with induction-hardened studs to reduce socket friction versus non-reinforced bearings for longer socket life.
  • Greaseable socket: lets fresh lubricant flush out contaminants to help reduce corrosion and wear.
  • Pre-installed dust boot seal: forms a barrier against wear-causing dirt and water.
  • Premium bushings: pre-installed with optimized stiffness to inhibit noise for a comfortable ride.

It comes with all necessary installation hardware and carries a laser-etched ID for genuine MOOG identification.

Interchange: 521-430 · 502-1248
521430 · 5021248 · 45D1255 · 62261131 · TC3549 · CB85198PR · CA430 · 4W4Z3084AA · 6W4Z3084AA · C2C41960 · XW4Z3084AA · C2C38956 · CB85198 · FA3094 · CMS40121 · MS101219 · MS40121 · MCSOE38 · 2606093 · 3CB40095 · JTC1375

This part cross-references / interchanges with the following part numbers:

45D1255, 62261131, TC3549, 521-430, CB85198PR, CA430, 4W4Z3084AA, 6W4Z3084AA, C2C41960, XW4Z3084AA, C2C38956, CB85198, FA3094, CMS40121, MS101219, MS40121, MCSOE38, 2606093, 3CB40095, 502-1248, JTC1375

Frequently Asked Questions

What is the MOOG RK621666 and where does it mount?

It's a front right upper suspension control arm with an integrated ball joint that locates the wheel and provides the upper pivot point on the listed applications.

Does it fit my Ford Thunderbird?

Yes, it's cataloged for the 2002-2005 Ford Thunderbird front right upper position. Check the Buyer's Guide tab to confirm the exact year and vehicle before ordering.

Is mounting hardware included?

Yes — MOOG states this assembly comes with all necessary hardware for installation.

Can this assembly be greased?

Yes, it has a greaseable socket that lets fresh lubricant flush out contaminants, helping reduce corrosion and wear over time.

Do I need an alignment after installing it?

An alignment is recommended after replacing a control arm assembly; MOOG notes its precision tolerances are designed for easy installation and steering alignment.