OE Quality
60-Day Returns

Dorman 749-704 Window Regulator - Front Left
Reliable Window Regulator for Mercedes-Benz C32 AMG and C-Class Models
The Dorman 749-704 window regulator is designed to restore smooth electric window operation in select Mercedes-Benz vehicles. Engineered with durable materials, this part ensures consistent performance for your C32 AMG, C230, C240, and C320 models.
Key Features of the Dorman 749-704 Window Regulator
- Gear material constructed from plastic for precise movement
- Metal and plastic frame components for balanced strength and flexibility
- Bolt-on attachment type for secure and straightforward installation
- Electric window operation compatible, motor not included
- Includes one power regulator unit without mounting hardware or installation instructions
Detailed Product Description
This Dorman window regulator (part number 749-704) is specifically designed for electric window systems in Mercedes-Benz C32 AMG, C230, C240, and C320 vehicles. The combination of plastic gears and a mixed metal-plastic frame provides reliable window movement while maintaining structural integrity. The bolt-on attachment type allows for a firm fit within the door assembly, although mounting hardware is not included. Note that this regulator does not come with a motor or installation instructions, so professional installation or prior experience is recommended.
Common Issues Addressed by This Window Regulator
- Electric window failing to move up or down smoothly
- Window stuck in one position due to worn or broken regulator gears
- Unusual noises during window operation caused by faulty regulator components
- Loose or misaligned window glass within the door frame
- Intermittent window functionality in Mercedes-Benz C-Class models
Installation Notes and Tips
- Ensure compatibility with Mercedes-Benz C32 AMG, C230, C240, and C320 before installation
- Professional installation is recommended due to absence of mounting hardware and instructions
- Verify the electric motor is functional as this part does not include a motor
- Use appropriate tools for bolt-on attachment to secure the regulator firmly
- Handle plastic gear components carefully to avoid damage during installation
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While this window regulator does not include a motor or mounting hardware, it is built with quality plastic and metal materials to ensure durability. Please refer to Dorman's warranty policy for specific coverage details related to part number 749-704.
| Brand | Dorman |
|---|---|
| Part Number | 749-704 |
| Attachment Type | Bolt On |
| Frame Material | Metal |
| Frame Material | Plastic |
| Installation Instructions Included | No |
| Motor Included | No |
| Mounting Hardware Included | No |
| Package Contents | 1 Power Regulator |
| Thread Direction | Plastic |
| Window Operation Type | Electric |
| Wire Quantity | 0 |
This part fits 22 vehicles. Search below:
| Year | Make | Model | Body Type | Position | Notes |
|---|---|---|---|---|---|
| 2003 | Mercedes-Benz | C230 | Sedan | Front Left | Power; 11th Digit of VIN is A; To 7/31/03 |
| 2003 | Mercedes-Benz | C230 | Sedan | Front Left | Power; 11th Digit of VIN is E; To 6/30/03 |
| 2003 | Mercedes-Benz | C230 | Sedan | Front Left | Power; 11th Digit of VIN is F; To 8/05/03 |
| 2003 | Mercedes-Benz | C230 | Sedan | Front Left | Power; 11th Digit of VIN is R; To 12/04/03 |
| 2003 | Mercedes-Benz | C240 | Front Left | Power; 11th Digit of VIN is A; To 7/31/03 | |
| 2003 | Mercedes-Benz | C240 | Front Left | Power; 11th Digit of VIN is E; To 6/30/03 | |
| 2003 | Mercedes-Benz | C240 | Front Left | Power; 11th Digit of VIN is F; To 8/05/03 | |
| 2003 | Mercedes-Benz | C240 | Front Left | Power; 11th Digit of VIN is R; To 12/04/03 | |
| 2003 | Mercedes-Benz | C32 AMG | Front Left | Power; 11th Digit of VIN is A; To 7/31/03 | |
| 2003 | Mercedes-Benz | C32 AMG | Front Left | Power; 11th Digit of VIN is E; To 6/30/03 | |
| 2003 | Mercedes-Benz | C32 AMG | Front Left | Power; 11th Digit of VIN is F; To 8/05/03 | |
| 2003 | Mercedes-Benz | C32 AMG | Front Left | Power; 11th Digit of VIN is R; To 12/04/03 | |
| 2003 | Mercedes-Benz | C320 | Sedan | Front Left | Power; 11th Digit of VIN is A; To 7/31/03 |
| 2003 | Mercedes-Benz | C320 | Sedan | Front Left | Power; 11th Digit of VIN is E; To 6/30/03 |
| 2003 | Mercedes-Benz | C320 | Sedan | Front Left | Power; 11th Digit of VIN is F; To 8/05/03 |
| 2003 | Mercedes-Benz | C320 | Sedan | Front Left | Power; 11th Digit of VIN is R; To 12/04/03 |
| 2003 | Mercedes-Benz | C320 | Wagon | Front Left | Power; To 5/18/03 |
| 2002 | Mercedes-Benz | C240 | Front Left | Fits power window regulation in various vehicle models. | |
| 2002 | Mercedes-Benz | C32 AMG | Front Left | Fits power window regulation in various vehicle models. | |
| 2002 | Mercedes-Benz | C320 | Front Left | Fits power window regulation in various vehicle models. | |
| 2001 | Mercedes-Benz | C240 | Front Left | Fits power window regulation in various vehicle models. | |
| 2001 | Mercedes-Benz | C320 | Front Left | Fits power window regulation in various vehicle models. |
* 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.