The Bell 406 resulted from the US Army Helicopter Improvement Program (AHIP). Airframes received a upgraded transmission and engine, a four-bladed main rotor and the distinctive Mast-Mounted Sight (MMS) above the rotor system.
The Kiowa Warrior distinguishes from the original AHIP model when carries the weapons pylon mounted on both sides of the aircraft
Specifications
| Engine | 1 x Allison 250-C30R (T703-AD-700) 650 shp |
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Operators
| 1968-2020 |  US Army Aviation 206 |
| 1969-2017 | US Army Aviation |
| 1999- |  Taiwan Army |
| 2016- |  Hrvatsko ratno zrakoplovstvo |
| 2016- |  Al Quwwat al Jawwiya al Jamahiriyah At' Tunisia |
| 2019- |  Elliniki Aeroporia Stratou |