URO 33321094209 Suspension Control Arm - Rear Left Upper

Overview

This URO suspension control arm, part number 33321094209, is built for BMW applications that need restored suspension geometry and stable directional control. It matches OE control arm geometry and uses high-strength alloy metal construction for durability in demanding service.

Fits 1997-2003 BMW 528i, rear left upper; Fits 2001-2003 BMW 525i, rear left upper; Fits 2001-2003 BMW 530i, rear left upper; Fits 1997-2003 BMW 540i, rear left upper; Fits 2000-2003 BMW M5, rear left upper.

Key Features

• Pre-greased design for ready-to-install service.
• Includes bushings and a ball joint for a complete control arm assembly.
• Ball joint uses a bolt-in mounting type with a threaded stud.
• Neoprene dust boot helps protect the joint from dust and water intrusion.
• High-strength steel ball joint housing and metal bearing material support long-term durability.
• Part number 33321094209 is engineered to OE control arm geometry for proper alignment and directional control.

Detailed Description

URO 33321094209 is a rear left upper suspension control arm for select BMW 5 Series and M5 applications. It is designed around OE geometry to help maintain correct wheel alignment, braking stability, and predictable handling. The pre-greased construction, included bushings, and sealed dust boot support dependable service in suspension systems that rely on precise arm location and joint movement. This part number 33321094209 is a direct-fit replacement for the listed BMW applications.

This part cross-references Dorman - OE Solutions 521-217 for the same application.

What It Helps Address

• Excessive suspension play from a worn control arm or ball joint.
• Uneven tire wear caused by incorrect rear suspension geometry.
• Loose or unstable handling during cornering and braking.
• Noisy suspension movement from deteriorated bushings or joint components.
• Directional drift related to worn rear upper control arm hardware.

Installation Notes and Tips

Install this control arm in the rear left upper position only for the listed BMW fitments. Verify alignment after installation, since control arm replacement can affect suspension angles and steering feel. Confirm the threaded stud, nut size, and mounting style match the vehicle before installation.

Quality Assurance

URO lists a 24-month unlimited mileage warranty for this part. The control arm is manufactured to OE geometry and built with high-strength alloy metal construction for consistent fit and function.