GT32-4DP-1.5H[]

4dp The 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. Hi All, I have a 1992 4DP ,which is basically standard. I also have some 4DP-11 cylinders which I bought some time back as 'spares',the question is would there be any benefitnegative

4dprize, The 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.