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URO 31121141721 Suspension Control Arm - Front Left Upper
| Brand | URO 31121141721 |
|---|---|
| Position | Front Left Upper |
| Fits | BMW · 20 vehicles |
OE control arm geometry. Helps restore correct wheel alignment and directional control.
High-strength alloy metal. Built for durable suspension performance.
Guaranteed fitment. OE-style replacement for proper handling and braking stability.
Cross-references Beck/Arnley 102-5115, Dorman - OE Solutions 520-981 and Promax 12-723 for the same application. See all 15.
BMW Front Left Upper Control Arm
This URO suspension control arm is a direct-fit replacement for select BMW 740i, 740iL, and 750iL applications. Built for the front left upper position, part number 31121141721 helps restore suspension geometry, steering response, and braking stability on the vehicle.
Key Features
- Direct replacement for the front left upper suspension position
- OE control arm geometry for correct wheel alignment and directional control
- High-strength alloy metal construction for durability
- Heat- and ozone-resistant boot material protects the ball joint where applicable
- Guaranteed fitment for listed BMW applications
- 24-month unlimited mileage warranty
Detailed Description
URO 31121141721 is engineered as a suspension control arm for BMW chassis applications that require precise front-end control. By matching OE-style geometry, this part supports proper alignment angles and helps maintain stable handling on the road. It is a practical replacement for worn or damaged front left upper control arm assemblies on the BMW 740i, BMW 740iL, and BMW 750iL.
This part cross-references Beck/Arnley 102-5115 and Dorman OE Solutions 520-981 for the same application. The URO 31121141721 part number is also commonly referenced in interchange listings for this fitment family.
What It Helps Fix
- Front-end looseness or wandering
- Uneven tire wear from incorrect alignment
- Clunking or knocking from a worn control arm
- Reduced braking stability during weight transfer
- Steering pull or poor directional control
Installation Notes and Tips
Install this control arm in the front left upper position only on the listed BMW applications. After installation, perform a professional wheel alignment to verify suspension geometry and steering angle. Inspect related bushings, ball joints, and mounting points for wear before final assembly.
Quality Assurance
URO backs this part with a 24-month unlimited mileage warranty. It is manufactured to support OE-style fitment and suspension performance for the specified BMW 740i, 740iL, and 750iL applications.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2001 | BMW | 740i | Front Left Upper | — |
| 2001 | BMW | 740iL | Front Left Upper | — |
| 2001 | BMW | 750iL | Front Left Upper | — |
| 2000 | BMW | 740i | Front Left Upper | — |
| 2000 | BMW | 740iL | Front Left Upper | — |
| 2000 | BMW | 750iL | Front Left Upper | — |
| 1999 | BMW | 740i | Front Left Upper | — |
| 1999 | BMW | 740iL | Front Left Upper | — |
| 1999 | BMW | 750iL | Front Left Upper | — |
| 1998 | BMW | 740i | Front Left Upper | — |
| 1998 | BMW | 740iL | Front Left Upper | — |
| 1998 | BMW | 750iL | Front Left Upper | — |
| 1997 | BMW | 740i | Front Left Upper | — |
| 1997 | BMW | 740iL | Front Left Upper | — |
| 1997 | BMW | 750iL | Front Left Upper | — |
| 1996 | BMW | 740iL | Front Left Upper | — |
| 1996 | BMW | 750iL | Front Left Upper | — |
| 1995 | BMW | 740i | Front Left Upper | — |
| 1995 | BMW | 740iL | Front Left Upper | — |
| 1995 | BMW | 750iL | Front Left Upper | — |
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