diff --git a/VectoCore/VectoCore/JsonKeys.Designer.cs b/VectoCore/VectoCore/JsonKeys.Designer.cs
index b41bdc8f9ba7ed5a644a38312239d0c1a869e85d..0124218b5b5d6ec1d0b66fba200cf99d5d5cce21 100644
--- a/VectoCore/VectoCore/JsonKeys.Designer.cs
+++ b/VectoCore/VectoCore/JsonKeys.Designer.cs
@@ -537,6 +537,15 @@ namespace TUGraz.VectoCore {
             }
         }
         
+        /// <summary>
+        ///   Looks up a localized string similar to Efficiency.
+        /// </summary>
+        internal static string Vehicle_AngularGear_Efficiency {
+            get {
+                return ResourceManager.GetString("Vehicle_AngularGear_Efficiency", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Looks up a localized string similar to LossMap.
         /// </summary>
diff --git a/VectoCore/VectoCore/JsonKeys.resx b/VectoCore/VectoCore/JsonKeys.resx
index 0635bc64f3ba5f68c418d99891b0b2443a2b349f..4d9381367575d806e8075f71f9d421cd11241dd7 100644
--- a/VectoCore/VectoCore/JsonKeys.resx
+++ b/VectoCore/VectoCore/JsonKeys.resx
@@ -184,6 +184,9 @@
   </data>
 	<data name="Vehicle_AngularGear_LossMapFile" xml:space="preserve">
     <value>LossMap</value>
+  </data>
+	<data name="Vehicle_AngularGear_Efficiency" xml:space="preserve">
+    <value>Efficiency</value>
   </data>
 	<data name="Engine_ModelName" xml:space="preserve">
     <value>ModelName</value>