diff --git a/extension.json b/extension.json
index fd7ebc8c81..3dda2315f2 100644
--- a/extension.json
+++ b/extension.json
@@ -170,6 +170,10 @@
 		},
 		"VisualEditorUseSingleEditTab": {
 			"value": false
+		},
+		"VisualEditorTransclusionDialogSuggestedValues": {
+			"description": "Temporary flag to enable suggested values in the transclusion dialog.",
+			"value": false
 		}
 	},
 	"APIModules": {
@@ -2152,6 +2156,7 @@
 				"visualeditor-dialog-transclusion-add-template",
 				"visualeditor-dialog-transclusion-content",
 				"visualeditor-dialog-transclusion-contextitem-description",
+				"visualeditor-dialog-transclusion-suggestedvalues-warning",
 				"visualeditor-dialog-transclusion-deprecated-parameter",
 				"visualeditor-dialog-transclusion-deprecated-parameter-description",
 				"visualeditor-dialog-transclusion-loading",
diff --git a/i18n/ve-mw/en.json b/i18n/ve-mw/en.json
index 800f4bb722..f91b3c24fe 100644
--- a/i18n/ve-mw/en.json
+++ b/i18n/ve-mw/en.json
@@ -174,6 +174,7 @@
 	"visualeditor-dialog-transclusion-add-template": "Add template",
 	"visualeditor-dialog-transclusion-content": "Content",
 	"visualeditor-dialog-transclusion-contextitem-description": "Generated from: $1",
+	"visualeditor-dialog-transclusion-suggestedvalues-warning": "This is not one of the suggested values and may not work with the template.",
 	"visualeditor-dialog-transclusion-deprecated-parameter": "Deprecated field",
 	"visualeditor-dialog-transclusion-deprecated-parameter-description": "Field is deprecated. $1",
 	"visualeditor-dialog-transclusion-loading": "Loading...",
diff --git a/i18n/ve-mw/qqq.json b/i18n/ve-mw/qqq.json
index 2519b99bd0..f64c7e7991 100644
--- a/i18n/ve-mw/qqq.json
+++ b/i18n/ve-mw/qqq.json
@@ -192,6 +192,7 @@
 	"visualeditor-dialog-transclusion-add-template": "Label for button that adds the specified template to the page.\n{{Identical|Add template}}",
 	"visualeditor-dialog-transclusion-content": "Label for editor of content between transclusion parts.\n{{Identical|Content}}",
 	"visualeditor-dialog-transclusion-contextitem-description": "Message shown to an editor when they click on a template or group of templates that form a transclusion, listing the template(s) from which the transclusion is constructed.\n\n* $1 – the name of the template, or a list of the names of the templates if there are multiple.\n* $2 - number of templates for PLURAL support.",
+	"visualeditor-dialog-transclusion-suggestedvalues-warning": "Message shown to an editor when they manually add a value that is not a suggested value for a parameter.",
 	"visualeditor-dialog-transclusion-deprecated-parameter": "Tooltip for deprecated parameter indicator",
 	"visualeditor-dialog-transclusion-deprecated-parameter-description": "Label describing that a parameter is deprecated.\n\nParameters:\n* $1 - Description given in TemplateData for why parameter is deprecated, which may be empty.",
 	"visualeditor-dialog-transclusion-loading": "Title for the transclusion dialog while its contents are loading.\n{{Identical|Loading}}",
diff --git a/includes/VisualEditorHooks.php b/includes/VisualEditorHooks.php
index 7d149cf3e3..8697a5233c 100644
--- a/includes/VisualEditorHooks.php
+++ b/includes/VisualEditorHooks.php
@@ -1047,6 +1047,7 @@ class VisualEditorHooks {
 			'feedbackApiUrl' => $veConfig->get( 'VisualEditorFeedbackAPIURL' ),
 			'feedbackTitle' => $veConfig->get( 'VisualEditorFeedbackTitle' ),
 			'sourceFeedbackTitle' => $veConfig->get( 'VisualEditorSourceFeedbackTitle' ),
+			'transclusionDialogSuggestedValues' => $veConfig->get( 'VisualEditorTransclusionDialogSuggestedValues' ),
 		];
 	}
 
diff --git a/modules/ve-mw/dm/models/ve.dm.MWParameterModel.js b/modules/ve-mw/dm/models/ve.dm.MWParameterModel.js
index c264462e73..f49f48f64d 100644
--- a/modules/ve-mw/dm/models/ve.dm.MWParameterModel.js
+++ b/modules/ve-mw/dm/models/ve.dm.MWParameterModel.js
@@ -114,6 +114,15 @@ ve.dm.MWParameterModel.prototype.getValue = function () {
 	return this.value || this.getAutoValue() || '';
 };
 
+/**
+ * Get parameter suggested values.
+ *
+ * @return {string[]} Parameter suggested values
+ */
+ve.dm.MWParameterModel.prototype.getSuggestedValues = function () {
+	return this.template.getSpec().getParameterSuggestedValues( this.name );
+};
+
 /**
  * Get default parameter value.
  *
diff --git a/modules/ve-mw/dm/models/ve.dm.MWTemplateSpecModel.js b/modules/ve-mw/dm/models/ve.dm.MWTemplateSpecModel.js
index 8d056f200d..15c01abb2f 100644
--- a/modules/ve-mw/dm/models/ve.dm.MWTemplateSpecModel.js
+++ b/modules/ve-mw/dm/models/ve.dm.MWTemplateSpecModel.js
@@ -207,6 +207,16 @@ ve.dm.MWTemplateSpecModel.prototype.getParameterDescription = function ( name, l
 	return this.constructor.static.getLocalValue( this.params[ name ].description, lang );
 };
 
+/**
+ * Get a parameter suggested values.
+ *
+ * @param {string} name Parameter name
+ * @return {string[]} Parameter suggested values
+ */
+ve.dm.MWTemplateSpecModel.prototype.getParameterSuggestedValues = function ( name ) {
+	return this.params[ name ].suggestedvalues || [];
+};
+
 /**
  * Get a parameter value.
  *
diff --git a/modules/ve-mw/ui/pages/ve.ui.MWParameterPage.js b/modules/ve-mw/ui/pages/ve.ui.MWParameterPage.js
index 2243d69032..913cd3ffcb 100644
--- a/modules/ve-mw/ui/pages/ve.ui.MWParameterPage.js
+++ b/modules/ve-mw/ui/pages/ve.ui.MWParameterPage.js
@@ -19,7 +19,8 @@
  * @cfg {boolean} [readOnly] Parameter is read-only
  */
 ve.ui.MWParameterPage = function VeUiMWParameterPage( parameter, name, config ) {
-	var paramName = parameter.getName();
+	var paramName = parameter.getName(),
+		veConfig = mw.config.get( 'wgVisualEditorConfig' );
 
 	// Configuration initialization
 	config = ve.extendObject( {
@@ -187,6 +188,16 @@ ve.ui.MWParameterPage = function VeUiMWParameterPage( parameter, name, config )
 		.append(
 			this.valueInput.$element
 		);
+	if (
+		veConfig.transclusionDialogSuggestedValues &&
+		this.parameter.getSuggestedValues().length
+	) {
+		this.warningMessage = new OO.ui.MessageWidget( {
+			inline: true,
+			classes: [ 've-ui-mwParameterPage-warning' ]
+		} ).toggle( false );
+		this.$field.append( this.warningMessage.$element );
+	}
 	this.$more
 		.addClass( 've-ui-mwParameterPage-more' )
 		.append( this.addButton.$element );
@@ -242,7 +253,8 @@ ve.ui.MWParameterPage.prototype.getDefaultInputConfig = function () {
 ve.ui.MWParameterPage.prototype.createValueInput = function () {
 	var type = this.parameter.getType(),
 		value = this.parameter.getValue(),
-		valueInputConfig = this.getDefaultInputConfig();
+		valueInputConfig = this.getDefaultInputConfig(),
+		veConfig = mw.config.get( 'wgVisualEditorConfig' );
 
 	this.rawValueInput = false;
 	delete valueInputConfig.validate;
@@ -299,6 +311,17 @@ ve.ui.MWParameterPage.prototype.createValueInput = function () {
 		)
 	) {
 		return ve.ui.MWExternalLinkAnnotationWidget.static.createExternalLinkInputWidget( valueInputConfig );
+	} else if (
+		veConfig.transclusionDialogSuggestedValues &&
+		this.parameter.getSuggestedValues().length &&
+		this.isSuggestedValueType( type )
+	) {
+		valueInputConfig.options =
+			this.parameter.getSuggestedValues().map( function ( suggestedValue ) {
+				return { data: suggestedValue };
+			} );
+		this.rawValueInput = true;
+		return new OO.ui.ComboBoxInputWidget( valueInputConfig );
 	} else if ( type !== 'line' || value.indexOf( '\n' ) !== -1 ) {
 		// If the type is line, but there are already newlines in the provided
 		// value, don't break the existing content by only providing a single-
@@ -311,6 +334,16 @@ ve.ui.MWParameterPage.prototype.createValueInput = function () {
 	return new OO.ui.TextInputWidget( valueInputConfig );
 };
 
+/**
+ * Whether or not to show suggested values for a given parameter type
+ *
+ * @param {string} type Parameter type
+ * @returns {boolean} True if suggested values should be shown
+ */
+ve.ui.MWParameterPage.prototype.isSuggestedValueType = function ( type ) {
+	return [ 'unknown', 'content', 'line', 'string', 'number', 'unbalanced-wikitext' ].indexOf( type ) > -1;
+};
+
 /**
  * Check if the parameter is empty
  *
@@ -326,7 +359,8 @@ ve.ui.MWParameterPage.prototype.isEmpty = function () {
  * @param {string} value Value
  */
 ve.ui.MWParameterPage.prototype.onValueInputChange = function () {
-	var value = this.valueInput.getValue();
+	var value = this.valueInput.getValue(),
+		isNotSuggestedValue;
 
 	if ( !this.edited ) {
 		ve.track( 'activity.transclusion', { action: 'edit-parameter-value' } );
@@ -337,6 +371,16 @@ ve.ui.MWParameterPage.prototype.onValueInputChange = function () {
 	if ( this.outlineItem ) {
 		this.outlineItem.setFlags( { empty: this.isEmpty() } );
 	}
+
+	if ( this.warningMessage ) {
+		isNotSuggestedValue = value &&
+			this.parameter.getSuggestedValues().length > 0 &&
+			this.parameter.getSuggestedValues().indexOf( value ) === -1;
+		if ( isNotSuggestedValue ) {
+			this.warningMessage.setLabel( ve.msg( 'visualeditor-dialog-transclusion-suggestedvalues-warning' ) );
+		}
+		this.warningMessage.toggle( isNotSuggestedValue );
+	}
 };
 
 /**
diff --git a/modules/ve-mw/ui/styles/pages/ve.ui.MWParameterPage.css b/modules/ve-mw/ui/styles/pages/ve.ui.MWParameterPage.css
index efb7147d03..8bb57855b9 100644
--- a/modules/ve-mw/ui/styles/pages/ve.ui.MWParameterPage.css
+++ b/modules/ve-mw/ui/styles/pages/ve.ui.MWParameterPage.css
@@ -11,3 +11,13 @@
 	font-family: monospace, monospace;
 	background-color: #c8ccd1;
 }
+
+.ve-ui-mwParameterPage-warning {
+	color: #202122; /* @wmui-color-base10 */
+	font-weight: normal;
+	margin-top: 0.5em;
+}
+
+.ve-ui-mwParameterPage-warning .oo-ui-iconElement-icon {
+	opacity: 0.87;
+}