diff --git a/app/Filament/Exports/MotorTestingMasterExporter.php b/app/Filament/Exports/MotorTestingMasterExporter.php
index 5715f67ae..53886f98c 100644
--- a/app/Filament/Exports/MotorTestingMasterExporter.php
+++ b/app/Filament/Exports/MotorTestingMasterExporter.php
@@ -28,6 +28,8 @@ class MotorTestingMasterExporter extends Exporter
                 ->label('CATEGORY'),
             ExportColumn::make('item.code')
                 ->label('ITEM CODE'),
+            ExportColumn::make('subassembly_code')
+                ->label('SUBASSEMBLY CODE'),
             ExportColumn::make('item.description')
                 ->label('DESCRIPTION'),
             ExportColumn::make('isi_model')
diff --git a/app/Filament/Imports/MotorTestingMasterImporter.php b/app/Filament/Imports/MotorTestingMasterImporter.php
index 6102101f3..1697684db 100644
--- a/app/Filament/Imports/MotorTestingMasterImporter.php
+++ b/app/Filament/Imports/MotorTestingMasterImporter.php
@@ -22,6 +22,12 @@ class MotorTestingMasterImporter extends Importer
                 ->label('Item Code')
                 ->relationship(resolveUsing: 'code')
                 ->rules(['required']),
+            ImportColumn::make('subassembly_code')
+                ->requiredMapping()
+                ->exampleHeader('SubAssembly Code')
+                ->example(['123456'])
+                ->label('SubAssembly Code')
+                ->rules(['required']),
             ImportColumn::make('isi_model')
                 ->boolean()
                 ->exampleHeader('ISI Model')