Because of increased performance, economy, and just plain good looks, an ever-increasing population of Falcon jets are flying with winglets. As most of us know, there are two paths of installation for winglets on a Falcon jet.
Just by walking up to an aircraft, it is difficult to tell whether the winglet installation was performed by way of an Aviation Partners Inc. STC or a Dassault Falcon jet modification to type design.
The easiest way to tell the difference is to look at the modification of the outboard slat cuff.
![]() |
If the cuff is installed with rivets, it is an API installation.
|
![]() |
This same cuff if installed with screws means the winglet install path is a Dassault modification.
|
Knowing the difference is important as it determines which maintenance and parts manuals are to be used for continuing service.
October 2025
September 2025
August 2025
June 2025
June 2025