VEHICLE SEAT RAIL

The present disclosure relates to a vehicle seat rail. The vehicle seat rail includes a lower rail fixed to a bottom of a vehicle, an upper rail fixed to a seat at an upper portion thereof and coupled to the lower rail to be slidably movable, a restoring spring fixedly coupled to the lower rail at one end thereof in a longitudinal direction and configured to provide a restoring force to the upper rail, and a connection bracket configured to connect the restoring spring to the upper rail. The lower rail may accommodate the restoring spring and the connection bracket to implement a walk-in function even when the lower rail is buried in the floor.