Dorman 527-078 Suspension Control Arm and Ball Joint Assembly - Front Right Lower Rearward

Direct Replacement Control Arm

This Dorman suspension control arm and ball joint assembly is a direct replacement for the original equipment on specific Mercedes-Benz applications. It is built for the front right lower rearward position and supports smooth ride quality, directional stability, and predictable handling.

Key Features

• Direct replacement design for specific Mercedes-Benz suspension applications.
• Steel control arm construction with a black finish.
• Pre-greased assembly with the ball joint installed.
• Rubber and steel bushings included for a complete service part.
• Bolt-in, threaded ball joint design for OE-style service fitment.
• Mounting hardware included for installation.

Detailed Description

Part number 527-078 is engineered as a replacement suspension control arm and ball joint assembly for Mercedes-Benz E200, E300, E350, E350e, E450, C300, CLS450, C200, C180, E250, C250, C350e, and E400 applications listed in the fitment data. It is designed for vehicles with air suspension where noted, and it matches the front right lower rearward location specified for each application. The steel casting/forged construction, pre-greased joint, and included bushings support consistent suspension movement and serviceability. Part number 527-078 also cross-references 2053302207 for the same application.

What It Is Used For

• Restoring worn suspension geometry.
• Replacing a loose or noisy control arm assembly.
• Addressing steering wander or reduced directional stability.
• Correcting clunking or play from a worn ball joint.
• Servicing suspension wear on Mercedes-Benz E-Class and C-Class applications.

Installation Notes and Tips

Verify the vehicle’s suspension configuration and match the listed position before installation. Confirm the mounting style, threaded stud dimensions, and fitment notes against the original part to ensure proper application. Because this assembly includes the ball joint and bushings, it is suited to a complete replacement of the worn control arm unit.

Quality Assurance

Dorman subjects this part to an industry-leading evaluation process to help deliver smooth ride quality, directional stability, and predictable dynamics. The assembly is made as a direct replacement for the original equipment on the listed applications.