Moog RK80403 Suspension Control Arm and Ball Joint Assembly - Front Left Lower

Reliable Suspension Control Arm and Ball Joint Assembly

The Moog RK80403 suspension control arm and ball joint assembly is engineered for Ford F-150 and Lincoln Mark LT models. Designed to restore precise steering and suspension performance, this pre-greased assembly includes all necessary components for a straightforward replacement.

• Pre-greased for immediate use and reduced maintenance
• Includes grease fitting for easy lubrication
• Rubber bushings included to absorb road vibrations
• Forged aluminum control arm for strength and durability
• Press-in ball joint with threaded stud for secure mounting
• Mounting hardware included for complete installation
• Gray finish control arm with a maximum length of 15.5 inches

Durable Construction and Design Features

The Moog RK80403 control arm assembly is crafted from forged aluminum, providing a balance of lightweight strength and corrosion resistance. The included rubber bushings help reduce noise and vibration, improving ride quality on Ford F-150 and Lincoln Mark LT trucks. The ball joint is press-in mounted with a threaded stud, ensuring a secure fit and reliable steering response. This assembly comes pre-greased and includes a grease fitting, allowing for easy maintenance and extended service life. All necessary mounting hardware is supplied, simplifying the installation process.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is specifically compatible with the following vehicles:

• Ford F-150
• Lincoln Mark LT

It is designed to replace worn or damaged control arms and ball joints, restoring proper suspension geometry and handling characteristics.

Common Suspension Issues Addressed

• Excessive play or looseness in steering
• Uneven tire wear due to misalignment
• Clunking noises from worn ball joints or bushings
• Poor handling or instability during cornering
• Vibration or harshness from deteriorated bushings

Installation Notes and Tips

Installation of the Moog RK80403 assembly requires basic suspension tools and mechanical knowledge. Since the control arm comes pre-greased and includes mounting hardware, the process is streamlined. Ensure the vehicle is securely lifted and supported before removal of the old control arm. After installation, it is recommended to perform a wheel alignment to maintain proper suspension geometry and tire wear.

Quality Assurance and Warranty

Moog parts are manufactured to meet or exceed OEM specifications. The RK80403 assembly undergoes rigorous testing to ensure durability and performance. This product includes a limited warranty against defects in materials and workmanship, providing confidence in its reliability for Ford F-150 and Lincoln Mark LT owners.