Originally Posted by
Roger M
There is a 7700(9 speed)Dura Ace triple crankset. I don't know the model number, but there's a front and rear derailer to go with it.
That would be the FC-7703, FD-7703 and RD-7700-GS, respectively. There was also a dedicated triple bottom bracket (BB-7703) and STI levers (ST-7703). By that time, all the Shimano road groups had the options to run a triple crankset.