Mevotech CMS40121 Suspension Control Arm and Ball Joint Assembly - Front Right Upper

Mevotech Suspension Control Arm and Ball Joint Assembly Overview

The Mevotech CMS40121 suspension control arm and ball joint assembly is engineered for reliable performance in select Ford, Jaguar, and Lincoln vehicles. Designed with durability and precision, this component ensures proper suspension function and vehicle handling.

• Pre-greased for immediate use and reduced maintenance
• Includes natural rubber bushings for vibration dampening
• Forged aluminum control arm for strength and corrosion resistance
• Threaded ball joint stud with unitized mounting type
• Mounting hardware included for straightforward installation
• Silver corrosion-resistant finish for extended service life

Durable Construction and Design Features

This Mevotech CMS40121 control arm assembly features a forged aluminum control arm measuring up to 13.0 inches in width and 10.75 inches in length, providing a robust yet lightweight solution. The natural rubber bushings help absorb road shocks and reduce noise, while the pre-greased ball joint with a threaded stud ensures smooth articulation and secure fitment. The corrosion-resistant silver finish protects the assembly from environmental damage, extending its operational lifespan. Included mounting hardware simplifies the replacement process, making it suitable for professional mechanics and experienced DIYers alike.

Compatible Vehicles and Applications

This suspension control arm and ball joint assembly is compatible with various Ford, Jaguar, and Lincoln models, including the Ford Thunderbird, Jaguar S-Type, XJ8, XJR, Lincoln LS, Super V8, and Vanden Plas. The part number CMS40121 is specifically designed to meet the suspension requirements of these vehicles, ensuring proper fit and function.

Common Suspension Issues Addressed

• Worn or damaged control arm bushings causing steering instability
• Ball joint wear leading to uneven tire wear or clunking noises
• Corrosion or fatigue in original suspension components
• Loose or damaged mounting hardware affecting suspension alignment
• Reduced suspension responsiveness impacting vehicle handling

Installation Notes and Tips

Installation of the Mevotech CMS40121 control arm assembly requires basic suspension knowledge and appropriate tools. Since the assembly comes pre-greased and includes bushings and mounting hardware, it reduces preparation time. Ensure the vehicle is securely lifted and supported before removal of the old control arm. Verify torque specifications for all fasteners according to the vehicle manufacturer’s guidelines. Alignment check after installation is recommended to maintain proper handling characteristics.

Quality Assurance and Warranty

Mevotech manufactures the CMS40121 control arm assembly with high-quality materials and precision engineering. The corrosion-resistant finish and forged aluminum construction contribute to long-term durability. This part is backed by Mevotech’s standard warranty coverage, providing confidence in its performance and reliability for Ford, Jaguar, and Lincoln suspension repairs.