Assembly Design > Using Assembly > Working with Assembly Components > To Create a Group of Components and Features
  
To Create a Group of Components and Features
1. Retrieve an assembly.
2. Select components and features from the Model Tree or graphics window, right-click, and choose Group > Group from the shortcut menu. The selected components and features are grouped.
3. To ungroup the components and features, select the group in the Model Tree, right-click and choose Group > Ungroup.