•Easy to make design changes.
•Taking them out of the main assembly.
•Release of the main line from disruption due to technical issues or deficiencies.
•Problem-solving decisions made at the subassembly without affecting the main assembly.
•Possible machining outside the main assembly.
•Shorter time on main assembly.
![](https://manumastery.com/wp-content/uploads/2023/09/Obraz10.png)