SHOCK ABSORBER

The present shock absorber includes a cylinder, a piston provided inside the cylinder to be slidable, and a piston rod connected to the piston, and further includes a first movement suppression part provided in a cylindrical part of the cylinder and protruding outward in a radial direction, a spring receiving member having a cylinder-shaped cylindrical part covering at least a part of the cylinder, and a seating part on which a suspension spring is seated, and configured to be in contact with the first movement suppression part to suppress movement of the cylinder in an axial direction, and a second movement suppression part in contact with an outer circumferential surface of the cylinder and the cylindrical part to suppress relative movement in a circumferential direction between the cylinder and the spring receiving member.