The invention provides a cushioning bearing piece for a drawer slide rail, comprising a connecting rod, a first bearing slide seat and a second bearing slide seat, wherein, two opposite ends of the connecting rod are connected to the first bearing slide seat and the second bearing slide seat respectively, the connecting position between the connecting rod and the first bearing slide seat and the connecting position between the connecting rod and the second bearing slide seat are provided with cushioning sections and receiving grooves which are matched with the cushioning sections, so the connecting rod is compressed through the cushioning which is impacted in the receiving grooves. Therefore, the cushioning bearing piece has cushioning function.