## Step 6: Define Gear Parameters

Once you have created a new file or opened an existing file, you can modify the geometric parameters for your gear file.

To define gear parameters:

1. Select the Measure | Modify Geometric Parameters menu option...

... or the Define toolbar icon...

... to open the Gear Definition dialog box. The available values will vary depending on the type of gear that you are defining.

2. Make the needed changes to the values in the dialog box according to your gear type:

- Cylinder Gear: See "Defining a Cylinder Gear".

- Bevel Gear: See "Defining a Bevel Gear".

3. Click Apply to update the changes that have been made, click OK to save any changes and close the dialog box, or Cancel to close without saving changes.

Step 7: Create an Alignment...