A suspension for a vehicle includes a lower arm part, an elastically deformable elastic part mounted over the lower arm part, a vehicle body part mounted over the elastic part, a first pad part interposed between the lower arm part and the elastic part and including an elastically deformable material, and a second pad part interposed between the elastic part and the vehicle body part and including an elastically deformable material.

A top mount assembly includes an upper plate having a first bushing accommodation portion formed to protrude upward at a center portion; a lower plate disposed below the upper plate and having a second bushing accommodation portion formed to protrude downward at a center portion; a rubber bushing accommodated in an accommodation space defined by the first bushing accommodation portion and the second bushing accommodation portion when the upper plate and the lower plate are coupled to each other; a plurality of bolts coupled to the lower plate and the upper plate so as to protrude upward from the upper plate; an upper housing integrally coupled to the lower plate and the plurality of bolts below the lower plate by an insert injection molding; a lower housing coupled to the upper housing from below the upper housing; and a bearing interposed between the upper housing and the lower housing.