Graziano 2-Speed Electric Drive (2SED)

Transmission systems for full electric and hybrid vehicles

Seamless shift
Single BLDC actuator
Dry clutch & sprag clutch combination
Double stage reduction

A patented 2-speed powershifting transmission
Design is for maximum efficiency
Single electromechanical actuator. on-demand
Optimised cost and part count
Park lock functionality with no extra components
Compact overall dimension
Weight approx. 45kg
Fully functional design proven in demonstrator vehicle
Improved acceleration and terminal velocity
Now in 3rd generation of design, having undergone loaded rig testing and imminently in-vehicle testing

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