Harley-Davidson launched its Milwaukee-Eight engine motorcycles, in addition to all-new front and rear suspension for its 2017 touring motorcycle model line-up. “These are the most powerful, most responsive, and most comfortable touring motorcycles ever offered by Harley-Davidson,” said Scott Miller, Harley-Davidson’s vice president for styling and product development strategy. “The unmistakable look, sound, and feel of Harley-Davidson …