Figure 1 Gear Contact 3D property page [3D Gear Contact page]
This contact is same to Surface To Surface contact supported as a Contact entity.
•Teeth No.: When the contact is defined with a surface for a gear tooth, it is applied to gear tooth as much as the number automatically.
•Contact Output File: When this function is checked, RecurDyn creates the contact output file for contact information between gears. For more information, click here.
•Refresh: When Teeth No. is changed, the preview of contact surfaces is refreshed by clicking this button.