BMW Active Steering 主動式轉向系統

The new dimension in steering comfort: Active Steering offers precision, agility and comfort in every driving situation. At the heart of the new Active Steering system is the planetary gear set integrated into the steering column. An electric motor in the joint adjusts the front wheels’ steering angle in proportion to the Sedan’s current speed. When driving at lower speeds - such as in city traffic, when parking or on winding mountain roads, Active Steering increases the size of the steering angle. The