Raisbeck engineers advanced performance systems aimed at improving the performance, comfort, safety, and operational flexibility of your aicraft. We offer systems for the Beechcraft King Air, Bombardier Learjet and DeHaviland Twin Otter. Historically we have also built products for commerical aircraft, and are continually expanding our product offerings across new and existing fleets! Click your aircraft below to explore our systems.


King Air

For over 30 years Raisbeck has developed performance enhancements for the entire King Air fleet. Learn more about each system and our EPIC Performance packages for your aircraft here.



Raisbeck offers performance and cargo products for the Learjet 30 and 60 series, making your aircraft as efficient as you need it to be.



Various products over the years opening the skies and creating more space for Commercial Aircraft to "Keep 'em Flying"


Twin Otter

Raisbeck Quiet Turbofan Propellers for the Twin Otter are astoundingly quiet and vibration-free inside and out.