Part of the H-1 upgrade program the twin engine AH-1Z ( Bell 449 ) was developed from the AH-1W Super Cobra as the new US Marines's attack helicopter. It features a four-blade composite main rotor system, uprated transmission and a new target sighting system.
The AH-1Z first flew on December 7, 2000 at Bell Helicopter Textron facility in Arlington, Texas.
On September 2010 was declared combat-ready.
On February 2014 was delivered the 37th and last AH-1W remanufactured to the new Zulu configuration. 152 new-build airframes are expected by 2022
166477/166479 - conversions
166759/166761
166772/166774
167809/167810
168000/168003
168047/168053
168398/168401
168418/168423
168516/168529
168798/168807
168960/168969
...
In October 2022, Bell delivered the 159th and last AH-1Z to the US Marine Corps.
The AH-1Z first flew on December 7, 2000 at Bell Helicopter Textron facility in Arlington, Texas.
On September 2010 was declared combat-ready.
On February 2014 was delivered the 37th and last AH-1W remanufactured to the new Zulu configuration. 152 new-build airframes are expected by 2022
AH-1Z Production Lots
162568/162569 - conversions166477/166479 - conversions
166759/166761
166772/166774
167809/167810
168000/168003
168047/168053
168398/168401
168418/168423
168516/168529
168798/168807
168960/168969
...
In October 2022, Bell delivered the 159th and last AH-1Z to the US Marine Corps.
Specifications AH-1Z Viper |
List of Operators of AH-1Z Viper |
| Years | Model | Org | |
|---|---|---|---|
| 1968- | 209 AH-1 Cobra |  US Marine Corps | |
| 2018 |  Pakistan Army Aviation | ||
| 2022- |  Royal Bahraini Air Force | ||
| 2023- |  Vzdušné síly AČR | ||
| 2024 |  Vzdušné sily Armády Slovenskej Republiky |
Global Distribution of AH-1Z Viper |
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