diff --git a/cura/Settings/ExtrudersModel.py b/cura/Settings/ExtrudersModel.py
index 7e06b95100..af3cb62406 100644
--- a/cura/Settings/ExtrudersModel.py
+++ b/cura/Settings/ExtrudersModel.py
@@ -140,8 +140,6 @@ class ExtrudersModel(UM.Qt.ListModel.ListModel):
             for extruder in manager.getMachineExtruders(global_container_stack.getId()):
                 extruder_name = extruder.getName()
                 material = extruder.findContainer({ "type": "material" })
-                if material and not self._simple_names:
-                    extruder_name = "%s (%s)" % (material.getName(), extruder_name)
                 position = extruder.getMetaDataEntry("position", default = "0")  # Get the position
                 try:
                     position = int(position)
diff --git a/resources/extruders/ultimaker3_extended_extruder_left.def.json b/resources/extruders/ultimaker3_extended_extruder_left.def.json
index 202272b096..3335e85ae3 100644
--- a/resources/extruders/ultimaker3_extended_extruder_left.def.json
+++ b/resources/extruders/ultimaker3_extended_extruder_left.def.json
@@ -1,7 +1,7 @@
 {
     "id": "ultimaker3_extended_extruder_left",
     "version": 2,
-    "name": "Print core 1",
+    "name": "Extruder 1",
     "inherits": "fdmextruder",
     "metadata": {
         "machine": "ultimaker3_extended",
diff --git a/resources/extruders/ultimaker3_extended_extruder_right.def.json b/resources/extruders/ultimaker3_extended_extruder_right.def.json
index 0f85b2dd09..2e072753b1 100644
--- a/resources/extruders/ultimaker3_extended_extruder_right.def.json
+++ b/resources/extruders/ultimaker3_extended_extruder_right.def.json
@@ -1,7 +1,7 @@
 {
     "id": "ultimaker3_extended_extruder_right",
     "version": 2,
-    "name": "Print core 2",
+    "name": "Extruder 2",
     "inherits": "fdmextruder",
     "metadata": {
         "machine": "ultimaker3_extended",
diff --git a/resources/extruders/ultimaker3_extruder_left.def.json b/resources/extruders/ultimaker3_extruder_left.def.json
index 83efa25dbb..141fd2f80c 100644
--- a/resources/extruders/ultimaker3_extruder_left.def.json
+++ b/resources/extruders/ultimaker3_extruder_left.def.json
@@ -1,7 +1,7 @@
 {
     "id": "ultimaker3_extruder_left",
     "version": 2,
-    "name": "Print core 1",
+    "name": "Extruder 1",
     "inherits": "fdmextruder",
     "metadata": {
         "machine": "ultimaker3",
diff --git a/resources/extruders/ultimaker3_extruder_right.def.json b/resources/extruders/ultimaker3_extruder_right.def.json
index 4a75059c40..50a369e3ed 100644
--- a/resources/extruders/ultimaker3_extruder_right.def.json
+++ b/resources/extruders/ultimaker3_extruder_right.def.json
@@ -1,7 +1,7 @@
 {
     "id": "ultimaker3_extruder_right",
     "version": 2,
-    "name": "Print core 2",
+    "name": "Extruder 2",
     "inherits": "fdmextruder",
     "metadata": {
         "machine": "ultimaker3",
diff --git a/resources/qml/SidebarHeader.qml b/resources/qml/SidebarHeader.qml
index 6f9a8781d7..105431c3ee 100644
--- a/resources/qml/SidebarHeader.qml
+++ b/resources/qml/SidebarHeader.qml
@@ -65,6 +65,7 @@ Column
     {
         id: extruderSelectionRow
         height: UM.Theme.getSize("sidebar_tabs").height
+        visible: machineExtruderCount.properties.value > 1 && !sidebar.monitoringPrint
 
         anchors
         {
@@ -86,7 +87,6 @@ Column
             id: extrudersList
             property var index: 0
 
-            visible: machineExtruderCount.properties.value > 1 && !sidebar.monitoringPrint
             height: UM.Theme.getSize("sidebar_header_mode_tabs").height
 
             boundsBehavior: Flickable.StopAtBounds
diff --git a/resources/themes/cura/theme.json b/resources/themes/cura/theme.json
index 03c5ecbcc6..f7aff957f3 100644
--- a/resources/themes/cura/theme.json
+++ b/resources/themes/cura/theme.json
@@ -210,7 +210,7 @@
         "sidebar_header_mode_tabs": [0.0, 3.0],
         "sidebar_lining": [0.5, 0.5],
         "sidebar_setup": [0.0, 2.0],
-        "sidebar_tabs": [0.0, 4.0],
+        "sidebar_tabs": [0.0, 3.5],
         "sidebar_inputfields": [0.0, 2.0],
         "simple_mode_infill_caption": [0.0, 5.0],
         "simple_mode_infill_height": [0.0, 8.0],