Swept Blade

Turbofan Propellers

Raisbeck/Hartzell Swept Blade Turbofan Propellers for the King Air utilize unique swept-wing technology to increase thrust while reducing noise and vibration.

Upgrades Available for: King Air 90 • King Air 200 • King Air 300 • King Air 350

Upgrade Benefits

  • Larger (96″) diameter develops more thrust without increasing noise or vibration
  • Certified worldwide to meet the most stringent regulations and noise requirements
  • Inherently improved performance in all phases of flight
  • Made of affordable aluminum
  • Trouble-free operation between 6-year, 4,000-hour overhauls


  • Unique combination of aerodynamic technology and computer-aided manufacture
  • Lightweight aluminum hubs and blades
  • Oversized hydraulic power piston to lock in propeller synchrophasing
  • Grease-lubricated hubs to preclude oil leaks

Boost Performance and Your Bottom Line

Call us today to learn how a Raisbeck Propeller upgrade boosts your aircraft’s performance, comfort, and bottom line.