Mevotech CMS101574 Suspension Control Arm and Ball Joint Assembly - Front Left Lower Forward

BMW X3/X4 Front Left Lower Control Arm

Mevotech Supreme Parts CMS101574 is a front left lower forward suspension control arm and ball joint assembly for select BMW X3 and BMW X4 models. Built with application-specific upgrades for durability and consistent steering response, it is suited for daily-driven SUVs and higher-usage vehicles that need dependable front suspension support.

Key Features

• Pre-greased for ready-to-install service
• Steel control arm construction with black finish
• Ball joint included with threaded stud type
• Rubber bushings and rubber dust boot included
• Mounting hardware and locking nut included
• Non-adjustable design for direct replacement use
• Mevotech Supreme Parts engineering for upgraded durability and performance

Product Details

The CMS101574 control arm assembly is built for the front left lower forward position and combines the control arm, ball joint, bushings, and dust boot into one service part. Mevotech designs this Supreme Parts component in-house with vehicle-specific improvements to help restore suspension geometry, reduce looseness, and maintain stable front-end control. This part number, CMS101574, is a direct replacement option for BMW X3 and BMW X4 applications where the original lower forward arm has worn or developed play.

This part cross-references Suspensia X05CJ1099 for the same application.

What It Helps Fix

• Front-end clunking or knocking from a worn control arm or ball joint
• Excessive steering play or vague road feel
• Uneven tire wear caused by suspension looseness
• Pulling or instability during braking and cornering
• Cracked bushings or damaged dust boot at the front suspension

Installation Notes

Fits 2019-2025 BMW X4, Front Left Lower Forward. Fits 2018-2024 BMW X3, Front Left Lower Forward. Verify the front left lower forward position before installation and inspect adjacent suspension components for wear. Because this assembly includes a threaded ball joint stud and locking nut, follow the vehicle service procedure for torque specifications and alignment checks after replacement. CMS101574 is also referenced by OE and aftermarket numbers used for the same BMW application.

Quality Assurance

Mevotech Supreme Parts are engineered in-house with application-specific upgrades aimed at improved durability and performance. The design also incorporates Labor Saver features, tools, and hardware to help make installation faster and easier on service jobs.