Tail door limiter assembly and vehicle

The embodiment of the invention provides a tail door limiter assembly and a vehicle. The tail door limiter assembly comprises a push rod, a transmission mechanism and a limiting piece; the transmission mechanism comprises a support and a transmission rod, one end of the support is connected with the inner wall of a carriage of the vehicle, and the other end of the support is rotatably connected with the transmission rod; the first end of the push rod is fixedly connected with a tail door of the vehicle, and the second end of the push rod is connected with the transmission rod; the limiting piece is arranged on a vehicle rear wall plate, the push rod is pushed by the transmission rod to move, and when the push rod moves to the limiting piece, the transmission rod abuts against the limiting piece, the transmission rod stops moving, the push rod stops moving, and a vehicle rear tail door stops continuing to be opened outwards. Therefore, a tail door limiter is protected from being damaged, and the service life i