40% less shifting force required
Pedaling force is applied against the sleeve to help overcome sleeve return pressure and execute the shift.

Shifting torque
Driver rotation torque

Sun gear
Shifting Pawl
Sleeve
PAWL STUCK

Sleeve
SUPPORT PAWL ACTIVATED

Sleeve
SUPPORT PAWL
TURNS SLEEVE
TURNS SLEEVE

Sun gear
Shifting Pawl
Sleeve
SLEEVE PUSHES
PAWL BACK
PAWL BACK