diff --git a/resources/definitions/ultimaker_original_dual.def.json b/resources/definitions/ultimaker_original_dual.def.json
new file mode 100644
index 0000000000..04c8aadcc9
--- /dev/null
+++ b/resources/definitions/ultimaker_original_dual.def.json
@@ -0,0 +1,76 @@
+{
+    "id": "ultimaker_original_dual",
+    "version": 2,
+    "name": "Ultimaker Original Dual Extrusion",
+    "inherits": "ultimaker",
+    "metadata": {
+        "visible": true,
+        "author": "Ultimaker",
+        "manufacturer": "Ultimaker",
+        "category": "Ultimaker",
+        "weight": 4,
+        "file_formats": "text/x-gcode",
+        "icon": "icon_ultimaker.png",
+        "platform": "ultimaker_platform.stl",
+        "has_materials": true,
+        "preferred_material": "*pla*",
+        "preferred_quality": "*normal*",
+        "machine_extruder_trains":
+        {
+            "0": "ultimaker_original_dual_left",
+            "1": "ultimaker_original_dual_right"
+        },
+        "first_start_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel"],
+        "supported_actions": ["UMOUpgradeSelection", "UMOCheckup", "BedLevel", "UpgradeFirmware"]
+    },
+
+    "overrides": {
+        "machine_width": {
+            "default_value": 205
+        },
+        "machine_height": {
+            "default_value": 200
+        },
+        "machine_depth": {
+            "default_value": 195
+        },
+        "machine_center_is_zero": {
+            "default_value": false
+        },
+        "machine_nozzle_size": {
+            "default_value": 0.4
+        },
+        "machine_nozzle_heat_up_speed": {
+            "default_value": 2
+        },
+        "machine_nozzle_cool_down_speed": {
+            "default_value": 2
+        },
+        "machine_head_with_fans_polygon":
+        {
+            "default_value": [
+                [ -75, 35 ],
+                [ -75, -18 ],
+                [ 18, 35 ],
+                [ 18, -18 ]
+            ]
+        },
+        "gantry_height": {
+            "default_value": 55
+        },
+        "machine_use_extruder_offset_to_offset_coords": {
+            "default_value": true
+        },
+        "machine_gcode_flavor": {
+            "default_value": "RepRap (Marlin/Sprinter)"
+        },
+        "machine_start_gcode": {
+            "default_value": "G21 ;metric values\nG90 ;absolute positioning\nM82 ;set extruder to absolute mode\nM107 ;start with the fan off\nG28 X0 Y0 ;move X/Y to min endstops\nG28 Z0 ;move Z to min endstops\nG1 Z15.0 F9000 ;move the platform down 15mm\nG92 E0 ;zero the extruded length\nG1 F200 E6 ;extrude 6 mm of feed stock\nG92 E0 ;zero the extruded length again\nG1 F9000\n;Put printing message on LCD screen\nM117 Printing..."
+        },
+        "machine_end_gcode": {
+            "default_value": "M104 S0 ;extruder heater off\nM140 S0 ;heated bed heater off (if you have it)\nG91 ;relative positioning\nG1 E-1 F300  ;retract the filament a bit before lifting the nozzle, to release some of the pressure\nG1 Z+0.5 E-5 X-20 Y-20 F9000 ;move Z up a bit and retract filament even more\nG28 X0 Y0 ;move X/Y to min endstops, so the head is out of the way\nM84 ;steppers off\nG90 ;absolute positioning"
+        },
+        "machine_extruder_count": { "default_value": 2 },
+        "print_sequence": {"enabled": false}
+    }
+}
diff --git a/resources/extruders/ultimaker_original_dual_left.def.json b/resources/extruders/ultimaker_original_dual_left.def.json
new file mode 100644
index 0000000000..51268dd8b7
--- /dev/null
+++ b/resources/extruders/ultimaker_original_dual_left.def.json
@@ -0,0 +1,19 @@
+{
+    "id": "ultimaker_original_dual_left",
+    "version": 2, 
+    "name": "Left Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "ultimaker_original_dual",
+        "position": "0"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 0,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_offset_x": { "default_value": 0.0 },
+        "machine_nozzle_offset_y": { "default_value": 0.0 }
+    }
+}
diff --git a/resources/extruders/ultimaker_original_dual_right.def.json b/resources/extruders/ultimaker_original_dual_right.def.json
new file mode 100644
index 0000000000..9a0cd089fe
--- /dev/null
+++ b/resources/extruders/ultimaker_original_dual_right.def.json
@@ -0,0 +1,19 @@
+{
+    "id": "ultimaker_original_dual_right",
+    "version": 2, 
+    "name": "Right Extruder",
+    "inherits": "fdmextruder",
+    "metadata": {
+        "machine": "ultimaker_original_dual",
+        "position": "1"
+    },
+
+    "overrides": {
+        "extruder_nr": {
+            "default_value": 1,
+            "maximum_value": "1"
+        },
+        "machine_nozzle_offset_x": { "default_value": 0.0 },
+        "machine_nozzle_offset_y": { "default_value": 21.6 }
+    }
+}