Moog RK643450 Suspension Control Arm - Rear Right Lower

Premium Rear Right Lower Control Arm for Cadillac CTS

Restore rear suspension geometry with this MOOG premium control arm for the 2008-2015 Cadillac CTS. Part number RK643450 is built for the rear right lower position and is engineered for structural strength and corrosion protection.

Key Features

• Premium-grade suspension control arm for rear right lower placement
• Engineered for structural strength to support stable suspension performance
• Corrosion-protected construction for long-term durability
• Suspension control arm and ball joint assembly meets OEM standards
• Direct fit for 2008-2015 Cadillac CTS rear right lower applications

Detailed Description

MOOG RK643450 is a premium suspension control arm for the rear right lower position on the Cadillac CTS. It is engineered for foreign and domestic nameplates with an emphasis on structural integrity and corrosion resistance, making it a practical OE-style replacement for worn rear suspension components. This part cross-references Monroe Shocks & Struts (e.g., 20777472) for the same application.

Fits 2008-2015 Cadillac CTS, rear right lower. Use RK643450 when servicing a Cadillac CTS rear suspension that needs a control arm and ball joint assembly meeting OEM standards. The part number RK643450 is also a useful reference when verifying the correct rear right lower control arm for this vehicle.

Common Repair Symptoms

• Rear suspension looseness or instability
• Uneven tire wear caused by worn rear control arm components
• Clunking or knocking from the rear suspension
• Imprecise rear wheel alignment after component wear
• Ball joint wear affecting ride control and handling

Installation Notes and Tips

Confirm the rear right lower position before installation and verify fitment against the vehicle’s year, make, and model. After replacement, perform a wheel alignment to restore suspension geometry and help prevent premature tire wear. For 2008-2015 Cadillac CTS rear suspension service, compare the removed part to RK643450 and check all mounting points for wear or damage.

Quality Assurance

MOOG premium control arms are engineered for structural strength and corrosion protection, with OEM-standard expectations for the suspension control arm and ball joint assembly. Part number RK643450 is built for consistent fitment on the Cadillac CTS rear right lower application.