Sport riding cold weather motorcycle jackets? What's not to love AAAAArrrrgh (That was for the Alpinestars Monster Energy Jacket included!) If you are on a sport bike and headed into the cold a thermal lining and in some cases waterproofing are a must. In this 2011 Cold Weather Sport Guide we break down 6 options from gnraly to euro to city to value - for all body shapes. Our favorite sport picks for Fall 2011.