The VH-92A executes the presidential world-wide vertical-lift mission using an FAA-certified S-92 aircraft with an enhanced mission communications system and an executive interior.
The U.S. Marine Corps is replacing the two-bladed AH-1W with the AH-1Z, which features a new, four-bladed composite rotor system, performance-matched transmission, four-bladed tail rotor, upgraded landing gear and a fully integrated glass cockpit.
The UH-1Y is the most significant upgrade ever made to the venerable and battle-proven H-1 helicopter. At the heart of the upgrade is a new four-bladed, all-composite and ballistically tolerant (up to 23 mm) rotor system.