Front Upper Ball Joint for 2017-2020 Ford F-150 - Mevotech Supreme MS40557

Keep the front suspension tight and steering precise with the Mevotech Supreme 2017-2020 Ford F-150 ball joint, MS40557. This front upper suspension ball joint drops in as a direct-fit replacement for the 2017-2020 Ford F-150, and comes from a Mevotech Supreme line built for high-usage commercial and passenger vehicles, SUVs, fleets and working trucks.

Mevotech Supreme parts are engineered in-house with application-specific upgrades for added durability and performance:

• Superior toughness: sintered bearings deliver longer-lasting performance.
• Simple to service: an included 180-degree SAE grease fitting makes re-greasing easy.
• Larger sphere design: an application-specific ball stud system with a larger sphere.
• A faster fit: a part-specific nylon locking nut is provided to speed installation.

The design is backed by extensive in-house and third-party durability testing. As the front upper pivot connecting the control arm to the steering knuckle, this joint carries load while allowing the wheel to steer and the suspension to move. Signs it may need replacing include clunking over bumps or when turning, loose or wandering steering, and uneven tire wear; diagnose the cause before replacing. This is the front upper unit for the listed applications.

Interchange: 19534103 · KL3Z3085C