AIRBAG ASSEMBLY

A vehicle includes a seat movable to a forward-facing position and a rearward-facing position. The vehicle includes a track elongated along a vehicle-longitudinal axis. The vehicle includes an airbag assembly movable along the track. The vehicle includes a computer having a processor and a memory storing instructions executable by the processor to move the airbag assembly along the track to a first position in response to identifying the seat is in the forward-facing position and to a second position in response to identifying the seat is in the rearward-facing position, the first position different than the second position relative to the seat.