OE Quality
60-Day Returns

Delphi TC6785 Suspension Control Arm - Rear Upper
Delphi Rear Upper Suspension Control Arm Overview
The Delphi TC6785 suspension control arm is engineered for precise fitment on BMW 1 Series M and M3 models. Crafted from durable aluminum with a casting and forging construction, this rear upper control arm offers reliable performance and structural integrity for your vehicle's suspension system.
- Material: Lightweight and corrosion-resistant aluminum
- Construction: Durable casting and forging process
- Dimensions: Length 378.0 mm, Width 60.0 mm, Height 48.0 mm
- Shape: Straight design for exact fitment
- Includes bushings for improved suspension response
- Position: Rear upper control arm
- Grease fitting and ball joint not included
Detailed Product Description
The Delphi TC6785 suspension control arm is specifically designed for the rear upper position on BMW 1 Series M and M3 vehicles. Its aluminum construction provides a balance of strength and weight savings, contributing to better handling and suspension performance. The casting and forging manufacturing process enhances durability and resistance to wear. This control arm comes with pre-installed bushings to reduce vibration and improve ride quality, although it does not include a ball joint or grease fitting. The straight shape and precise mounting hole distance of 378.0 mm ensure a direct replacement fit, maintaining the original suspension geometry.
Common Applications and Problem Solving
- Replacement for worn or damaged rear upper suspension control arms
- Restores proper suspension alignment and handling characteristics
- Addresses issues with excessive suspension noise or vibration
- Improves vehicle stability and cornering response
- Prevents premature tire wear caused by faulty control arms
Installation Notes and Tips
Installation of the Delphi TC6785 control arm requires removal of the existing rear upper control arm on compatible BMW 1 Series M and M3 models. Since mounting hardware is not included, ensure you have the necessary bolts and tools before beginning. It is recommended to inspect related suspension components during installation and perform a professional wheel alignment afterward to maintain optimal handling and tire wear.
Quality Assurance and Warranty
Delphi suspension components are manufactured to meet OEM standards for fit, form, and function. The TC6785 control arm undergoes rigorous quality checks to ensure durability and performance. While specific warranty details are not provided, Delphi products typically come with a limited warranty against defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.
| Brand | Delphi |
| Part Number | TC6785 |
| Material | Aluminum |
| Length | 378.0 |
| Construction | Casting/forged |
| Color | Gray |
| Grease Fitting Included | No |
| Bushings Included | Yes |
| Ball Joint Included | No |
| Width | 60.0 |
| Mounting Hardware Included | No |
| Height | 48.0 |
| Shape | Straight |
| Adjustable | No |
| Distance Between Mounting Holes | 378.0 |
| Position(s) | Rear upper |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2013 | BMW | M3 | Rear Upper | |
| 2012 | BMW | M3 | Rear Upper | |
| 2011 | BMW | 1 Series M | Rear Upper | |
| 2011 | BMW | M3 | Rear Upper | |
| 2010 | BMW | M3 | Rear Upper | |
| 2009 | BMW | M3 | Rear Upper | |
| 2008 | BMW | M3 | Rear Upper |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.