URO 31121132353 Suspension Control Arm - Front Left Upper

Reliable Suspension Control Arm for BMW Models

The URO Suspension Control Arm 31121132353 is engineered to restore precise handling and suspension performance for select BMW vehicles. Designed with durability and fitment in mind, this upper control arm is a direct replacement for models including the BMW 524td, 528e, 533i, 535i, 535is, 635CSi, M5, and M6.

• Constructed from forged steel for enhanced strength and longevity
• Black epoxy finish provides corrosion resistance and a clean appearance
• Includes pre-greased bushings and a press-in ball joint with threaded stud
• Equipped with black rubber bushings and a polychloroprene dust boot for protection
• Compatible with upper suspension mounting points on specified BMW models
• Ball joint features an M14 x 1.5 threaded stud and includes a locking nut

Durable Construction and Design Features

This URO upper suspension control arm is manufactured from forged steel, ensuring the structural integrity required for consistent suspension performance. The black epoxy finish helps resist rust and wear from road conditions. The control arm comes with black rubber bushings that are pre-greased to reduce friction and wear, extending service life. The included ball joint is press-in mounted with a threaded stud (M14 x 1.5) and protected by a black polychloroprene dust boot to prevent contamination. This assembly is designed specifically for upper suspension applications on compatible BMW models, providing a reliable replacement part that meets OEM specifications.

Compatible BMW Models and Applications

• BMW 524td
• BMW 528e
• BMW 533i
• BMW 535i and 535is
• BMW 635CSi
• BMW M5 and M6

This control arm is intended for use in suspension repairs or upgrades where the upper control arm has worn bushings, ball joints, or structural damage.

Common Suspension Issues Addressed

• Excessive play or looseness in the upper control arm
• Worn or damaged bushings causing noise or vibration
• Ball joint wear leading to steering instability
• Corrosion or structural fatigue of the original control arm
• Uneven tire wear due to suspension misalignment

Installation Notes and Tips

Installation requires removal of the existing upper control arm and careful alignment of the new part. Since mounting hardware is not included, retain original bolts or source OEM replacements. The pre-greased bushings simplify installation, but verify proper torque specifications for all fasteners. It is recommended to perform a wheel alignment after installation to ensure optimal suspension geometry and vehicle handling.

Quality Assurance and Warranty

URO parts are manufactured to meet or exceed OEM standards for fit, form, and function. This suspension control arm undergoes rigorous quality checks to ensure durability and performance. While specific warranty details are not provided, URO typically offers coverage against manufacturing defects. Consult the product documentation or supplier for warranty terms.