An intelligent transmission element includes a first element formed in a strip shape and disposed with a slot therein; a second element disposed with a containing space for placing the first element, wherein the inner side of the containing space is disposed with a tank corresponding to the plurality of slots, the tank and the plurality of slots forms a loading path for disposing a plurality of rolling elements and a silencing element. The silencing element is placed between the plurality of rolling elements and contains a dye container for a dye. When the silencing element is damaged due to an external force, the dye inside the dye container of the silencing element would color the transmission element to let the user notice that the silencing element is damaged.