Moog RK643605 Suspension Control Arm - Rear Lower Forward

Premium Rear Lower Forward Control Arm

Moog RK643605 is a premium suspension control arm for select Dodge, Chrysler, and Mopar applications. It is engineered for structural strength and corrosion protection, making it a direct replacement choice for rear suspension service on the Charger, 300, and Challenger.

Compatible With 2009-2010 Dodge Charger, rear lower forward; 2012-2023 Dodge Charger, rear lower forward; 2009-2010 Chrysler 300, rear lower forward; 2012-2022 Chrysler 300, rear lower forward; 2012-2014 Dodge Challenger, rear lower forward.

• Premium-grade suspension control arm for rear lower forward position
• Built for structural strength in demanding rear suspension applications
• Corrosion protection supports long-term service in exposed undercar conditions
• Direct-fit replacement for select Dodge Charger, Chrysler 300, and Dodge Challenger models
• Cross-reference part numbers include Mopar 68184781AA and Delphi TC5989

Detailed Application Coverage

Moog RK643605 is used in rear suspension repair where the rear lower forward control arm has worn bushings, excess movement, or alignment-related issues. This part number appears on 2009-2010 and 2012-2023 Dodge Charger, 2009-2010 and 2012-2022 Chrysler 300, and 2012-2014 Dodge Challenger applications, all in the rear lower forward position. The RK643605 designation is also referenced by OE and aftermarket numbers such as Mopar 68184781AA and Delphi TC5989 for the same application.

Common Problems This Part Addresses

• Rear suspension clunking or knocking over bumps
• Uneven tire wear linked to rear alignment movement
• Excess rear wheel instability during braking or cornering
• Worn or damaged control arm bushings
• Corrosion-related replacement needs on the rear suspension

Installation Notes and Tips

Verify year, make, model, and rear lower forward position before ordering. After installation, a professional wheel alignment is recommended to restore rear suspension geometry. Inspect adjacent rear suspension components for wear at the same time to avoid repeat labor.

Quality Assurance

Moog premium control arms are engineered for structural strength and corrosion protection for foreign and domestic nameplates. RK643605 is a premium-grade suspension component built for consistent fitment on the listed Dodge Charger, Chrysler 300, and Dodge Challenger applications.