A front fork comprising a pair of a first leg and a second leg, wherein the first leg internally has a stroke sensor section that detects a stroke amount of the front fork as a distance between extension and compression of the front fork, and the second leg has a damping force variable device that controls a flow of a working fluid contained in the second leg to enable a damping force to be varied, wherein the first leg further comprises: a tubular outer tube provided on an upper end side of the first leg; a tubular inner tube provided on a lower end side of the first leg and inserted into the outer tube, the inner tube being provided so as to be movable along a central axis of the outer tube; a spring collar fitted in the inner tube so as to be slidable; a cap provided at an upper end of the outer tube; a piston rod coupled to the spring collar at a lower end of the piston rod and attached to the cap at an upper end of the piston rod; and a spring provided so that an upper end thereof is in contact with a lower surface of the spring collar, and the stroke sensor section comprises: a coil portion; a tubular conductor member; and an output wire, wherein the coil portion including a coil conductor which is provided in an insulating member, one of the coil portion and the conductor member being provided around an outer periphery of the piston rod so as to extend from the upper end toward the lower end of the piston rod; the other one of the coil portion and the tubular conductor member having a central axis common to a central axis of the piston rod and provided in the inner tube and around an outer periphery of the one of the coil portion and the conductor member, so as to be movable along with the inner tube in a direction along the central axis; and the output wire being electrically connected to the coil conductor to output a signal based on an inductance of the coil conductor changing according to a length over which the coil portion and the conductor member overlap. a tubular outer tube provided on an upper end side of the first leg; a tubular inner tube provided on a lower end side of the first leg and inserted into the outer tube, the inner tube being provided so as to be movable along a central axis of the outer tube; a spring collar fitted in the inner tube so as to be slidable; a cap provided at an upper end of the outer tube; a piston rod coupled to the spring collar at a lower end of the piston rod and attached to the cap at an upper end of the piston rod; and a spring provided so that an upper end thereof is in contact with a lower surface of the spring collar, and a coil portion; a tubular conductor member; and an output wire, wherein the coil portion including a coil conductor which is provided in an insulating member, one of the coil portion and the conductor member being provided around an outer periphery of the piston rod so as to extend from the upper end toward the lower end of the piston rod; the other one of the coil portion and the tubular conductor member having a central axis common to a central axis of the piston rod and provided in the inner tube and around an outer periphery of the one of the coil portion and the conductor member, so as to be movable along with the inner tube in a direction along the central axis; and the output wire being electrically connected to the coil conductor to output a signal based on an inductance of the coil conductor changing according to a length over which the coil portion and the conductor member overlap.