Hands-on with The Sufferfest’s new 4DP Platform - DC Rainmaker

4dpThe main change was shifting to something they call ‘4DP’ – for Four Dimensional Power – which essentially defines your cycling power profile into buckets. This 4DP profile isThe main change was shifting to something they call ‘4DP’ – for Four Dimensional Power – which essentially defines your cycling power profile into buckets. This 4DP profile is