The LS 500h is equipped with the new Lexus Multi Stage Hybrid System, which provides enhanced responsiveness and linear acceleration, particularly when accelerating from a full stop. (topspeed.com)
In a conventional full hybrid vehicle, engine output is amplified by the electric motor via a reduction gear; with the new Multi Stage Hybrid System, the power from the V6 engine and the electric motor can be amplified by the automatic transmission, allowing much greater drive power to be generated when accelerating off the line. (greencarcongress.com)
This transforms torque, power and acceleration through the addition of a new multi stage shift device to the powertrain, while still preserving the smoothness and efficiency for which Lexus hybrids are renowned. (theintelligentdriver.com)