MOOG Chassis Products RK621133 front left lower control arm with ball joint for the 2005-2007 Ford Five Hundred and other vehicles connects the front left wheel to the chassis and pivots on its ball joint. It is sold as a control arm and ball joint assembly, so the ball joint is part of the arm.
- Sealed ball joint socket for maintenance-free operation
- Optimized bushings for quiet operation and resistance to wear, salt, road grime and oils
- Heat-treated for structural strength to inhibit premature failure
- Coated studs and an e-coated control arm to inhibit premature deterioration
- Ball stud shape that ensures fatigue life
Quick facts
- Part: MOOG Chassis Products RK621133 control arm with ball joint
- Also called: control arm and ball joint assembly
- Fits: 2005-2007 Ford Five Hundred and other vehicles
- Position: Front left lower
- Condition: New
A clunk over bumps, uneven tire wear or loose-feeling steering can mean a worn control arm, ball joint or bushings, but other parts can be behind those signs too. With the engine off and cool, look at the ball joint boot and bushings for tears, cracks or rust, and find the faulty part before you replace the arm.
Fits
This is a control arm for the 2005-2007 Ford Five Hundred and the 2005-2007 Mercury Montego. This listing is one arm for the front left; the front right is a separate part ordered on its own, and the two sides are normally replaced together.
Specifications
Fit and size
- Position: front left lower
- Quantity per application: 1
Build and materials
- Ball joint: included, with sealed socket
- Bushings: included
- Coating: coated studs, e-coated control arm
- Grade type: Premium
- Condition: new
- Country of origin: Taiwan
In the box
One front left lower control arm with the ball joint and bushings.
Installation notes
- Precision tolerances are meant for easy installation and steering alignment.
- The ball joint comes pre-installed on the arm.
Interchange: 521-883
TC6316 · CB74068PR · CB85423PR · 5F9Z3079BA · 9G1Z3C403A · CMS401112 · MCSOE125
This part cross-references / interchanges with the following part numbers:
TC6316, 521-883, CB74068PR, CB85423PR, 5F9Z3079BA, 9G1Z3C403A, CMS401112, MCSOE125
Frequently Asked Questions
Is this lower control arm for the 2005-2007 Ford Five Hundred?
Yes. MOOG Chassis Products RK621133 is the front left lower control arm with ball joint for the 2005-2007 Ford Five Hundred. The front right side is a separate part.
Are the bushings included with this front left lower control arm?
Yes. The bushings and the ball joint are both included, and the ball joint has a sealed socket. The listing is one front left arm.
What protects this MOOG control arm from rust?
Coated studs and an e-coated control arm are meant to inhibit premature deterioration. The bushings are optimized for resistance to wear, salt, road grime and oils.
What can a worn lower control arm sound or feel like?
A clunk over bumps, uneven tire wear or loose-feeling steering can point to a worn arm, ball joint or bushings, though other parts can be behind them too. A shop can test the joint.
Is 521-883 an interchange number for this MOOG control arm?
Yes. 521-883 is listed as a cross-reference for MOOG Chassis Products RK621133, along with TC6316 and 5F9Z3079BA. Every interchange number is on the Interchange line.
