Retraction and extension sub-systems fulfill functions such as aircraft landing gear extension and retraction or landing gear up-locking.

In-house manufacturing

Liebherr has the complete capability to design and manufacture in-house the structural, hydraulic and mechanical parts of such sub-systems (actuators, manifolds, reservoirs, valves, up-locks), and to integrate all those parts together with the electronic hardware and software controls made by Liebherr.