Original Thread can be found here: ROOT for Razr HD - xda-developers
This is a one-click-method so all you have to do is the prerequisites and it will do the rest for you.
- Install Motorola Drivers
- Enable USB Debugging on Phone
- Plug Into PC
- Charge Only Mode
- Run The Batch File "Run"
- Follow Along the CMD Prompt for Progress & Let it Finish
- Enjoy and Hope for some Developers to Pick Up This Phone to Rom
Here's the link to the drivers: Motorola Drivers
Rooting your phone works whether you have the Developer version or not.