URO 31121092609 Suspension Control Arm - Front Left Upper

BMW Front Left Upper Control Arm

This URO suspension control arm restores front-end geometry and steering response for select BMW applications. It is a direct-fit replacement for the front left upper position on 1997-2003 BMW 540i and 2000-2003 BMW M5, also referred to by BMW as the traction strut.

• Guaranteed fitment for the listed BMW applications
• High-strength alloy metal construction for durability
• OE control arm geometry for correct wheel alignment and directional control
• Helps restore suspension handling and braking stability
• Heat- and ozone-resistant boot material protects ball joints from dust and water where applicable
• 24 month unlimited mileage warranty

Detailed Product Information

Part number 31121092609 is built for BMW 540i and BMW M5 models that use the front left upper suspension arm position. By matching OE geometry, this control arm supports proper wheel alignment, stable braking feel, and predictable steering response. If you are replacing a worn traction strut on a BMW 540i or BMW M5, 31121092609 provides the correct fitment for the listed chassis applications.

This part cross-references Beck/Arnley 102-6547 and Dorman - OE Solutions 520-737 for the same application.

What It Helps Address

• Front-end clunking or looseness from a worn control arm
• Uneven tire wear caused by suspension geometry changes
• Steering pull or reduced directional control
• Braking instability under load transfer
• Ball joint contamination from road debris and moisture where applicable

Installation Notes

Install on the front left upper position only for the listed vehicles. After replacement, perform a professional wheel alignment to verify suspension geometry and steering wheel centering. Confirm the vehicle application by year, model, and position before installation.

Quality Assurance

URO backs this control arm with a 24 month unlimited mileage warranty. The part is manufactured to OE-style geometry and built for the specified BMW fitment, including 1997-2003 BMW 540i and 2000-2003 BMW M5 front left upper applications.