To provide a vibration reduction device capable of reducing the vibration of and the noise in a cab of a vehicle using a dynamic damper.

In this vibration reduction device, a stabilizer comprising a shaft section along the cross direction of the vehicle and arm sections continued from both ends of the shaft section is arranged under the tip section of a frame, and the shaft section is hung from the tip section of the frame through a first elastic member and provided with a weight member, and both tip sections of the arm sections are connected to a front axle through a second elastic member.