Gravity Forms Google Analytics tracking in Tag Manager

Step 1:

Create a formID datalayer variable

Step 2:

Create custom HTML tag, to push Gravity Forms into the datalayer:

<script type="text/javascript">
 jQuery(document).ready(function() {
   jQuery(document).bind("gform_confirmation_loaded", function(event, formID) {
     window.dataLayer = window.dataLayer || [];
     window.dataLayer.push({
       event: "formSubmission",
       formID: formID
     });
   });
 });
</script>

Step 3:

Create Trigger for Gravity Forms:

Step 4:

Create Form Event Tag: