If you want to add power and distance to your tee shots, you need to increase your ball speed. This depends upon two main ...

via the PGA Tour Distance Efficiency ... but that is a big number for that swing speed. According to TrackMan optimization, which is a chart that shows the perfect numbers at specific swing ...

In 2008, a year when he won both the PGA Championship and ... Harrington works hard to swing the club faster – he trains at home in Ireland to push his speed further, and he keeps a speed ...