Rear Lower Control Arm for 2002-2003 Jeep Liberty - Dorman 521-643

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$103.99
MPN: 521-643
Item Package Quantity: 1
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Dorman - OE Solutions Suspension Control Arm P/N:521-643
Dorman - OE Solutions Suspension Control Arm P/N:521-643
$103.99

Help keep your rear wheels properly located and your suspension moving as designed with the Dorman control arm 521-643. It is a direct replacement for the 2002-2003 Jeep Liberty. This Dorman lower control arm is listed for the rear lower position on both the left and right sides. It connects the suspension to the chassis and helps hold the wheel in place as the suspension travels over bumps and during braking and acceleration.

  • Direct replacement: Designed to fit and perform like the original equipment on the listed vehicles.
  • Reliable fit: Precision-engineered to match the design and dimensions of the original components.
  • Durable construction: Made to strict standards from sturdy, safe materials.
  • Rigorously tested: Thorough quality-control measures are intended to support long service.

Dorman engineers and tests this suspension control arm as a replacement for the original arm on specific vehicles. If you are shopping for a 2002-2003 Jeep Liberty control arm, check the Buyer's Guide tab for engine-specific details.

Signs a rear lower control arm may need replacing include clunking or knocking from the rear over bumps, vague or wandering handling, uneven tire wear, and a visibly bent or cracked arm. Other worn suspension components can cause similar symptoms, so inspect the full rear suspension before replacing parts. Because the arm is listed for both rear lower sides, replacing the left and right arms together is recommended. Consult the vehicle service information for the correct fasteners and whether the originals may be reused, and have the alignment checked after installation.

Interchange: 52088682AB · 52088682AC · TC6206 · CA4132 · CK641180 · RK641180 · GS25154 · CMS25154 · 2606027 · 13CB28012 · SK521643 · 1506132 · X22LA0388 · JTC1932

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

52088682AB, 52088682AC, TC6206, CA4132, CK641180, RK641180, GS25154, CMS25154, 2606027, 13CB28012, SK521643, 1506132, X22LA0388, JTC1932

Frequently Asked Questions

Is this the right rear lower control arm for a 2002-2003 Jeep Liberty?

It is listed as a direct replacement for the rear lower position on 2002-2003 Jeep Liberty models, on either the left or right side.

Which side does the Dorman 521-643 fit?

The catalog lists it for both the rear left lower and rear right lower positions. Replacing both sides together is recommended for balanced handling.

What does a rear lower control arm do?

It connects the suspension to the chassis and helps keep the rear wheel located as the suspension moves over bumps and during braking and acceleration.

What are signs the control arm may need replacing?

Signs include clunking from the rear over bumps, vague or wandering handling, uneven tire wear, and a visibly bent or cracked arm. Other suspension parts can cause similar symptoms, so inspect before replacing.

Do I need anything else to install it?

Consult the vehicle service information for the correct fasteners and whether the originals may be reused. Have the wheel alignment checked after installation.