Seat for vehicle

A vehicle comprising:

• a seat for a vehicle, the seat comprising:
• a seatback with a first guide pin protruding from each of opposite ends thereof;
• a seat cushion rotatably coupled to the seatback, and with a second guide pin protruding from each of opposite ends thereof;
• a seatback bracket provided in a vehicle body and located at each side of the seatback, configured to support load of the seatback while the first guide pin of the seatback is inserted thereinto, and configured to rotate the seatback on the first guide pin;
• and
• a seat cushion bracket provided in the vehicle body and located at each side of the seat cushion, having a plurality of locking portions to allow the second guide pin of the seat cushion to be selectively locked by the locking portions, and configured to determine a sliding position of the seat cushion in response to a locked position of the second guide pin.