OE Quality
60-Day Returns

Dorman 740-621 Window Regulator - Front Right
Reliable Window Regulator for Ford F-150 and F-250
The Dorman 740-621 window regulator is designed specifically for Ford F-150 and F-250 models, providing a durable and efficient solution for electric window operation. This bolt-on replacement part features a combination of metal and plastic frame materials to ensure a balance of strength and lightweight performance.
- Compatible with Ford F-150 and F-250 models
- Electric window operation type
- Bolt-on attachment for straightforward installation
- Durable metal and plastic frame construction
- Plastic gear material for smooth movement
- Motor not included, designed for use with existing motor
- Mounting hardware and installation instructions not included
- Includes one power window regulator unit
Product Details and Specifications
The Dorman 740-621 window regulator is engineered to replace the electric window regulator in Ford F-150 and F-250 trucks. It features a plastic gear that provides reliable engagement and smooth window movement. The frame combines metal and plastic materials to maintain structural integrity while reducing weight. This part is designed for bolt-on attachment, allowing for a secure fit without modification. Note that the motor is not included, so this regulator is intended for use with your vehicle's existing motor assembly.
Common Applications and Problem Resolution
This window regulator is used to restore proper window function in Ford F-150 and F-250 vehicles experiencing issues such as:
- Window glass failing to move up or down
- Grinding or slipping noises during window operation
- Window becoming stuck in one position
- Loose or unstable window movement
- Broken or worn regulator gears
Installation Notes and Tips
Installation of the Dorman 740-621 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and installation instructions are not included, it is recommended to have basic mechanical knowledge or consult a professional. Ensure the vehicle’s power window motor is functioning properly before installation, as this part does not include a motor. Use appropriate tools to securely bolt the regulator in place for optimal performance.
Quality Assurance and Warranty
Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 740-621 window regulator undergoes quality checks to ensure durability and reliable operation in Ford F-150 and F-250 vehicles. Please refer to Dorman’s official warranty policy for specific coverage details.
| Brand | Dorman |
| Part Number | 740-621 |
| 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 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1998 | Ford | F-150 | Front Right | Fits power window regulation in various vehicle models. |
| 1998 | Ford | F-250 | Front Right | Fits power window regulation in various vehicle models. |
| 1997 | Ford | F-150 | Front Right | Fits power window regulation in various vehicle models. |
| 1997 | Ford | F-250 | Front Right | 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.