A fixed type constant velocity universal joint, comprising: an outer joint member (12, 22) having opened one end and an inner spherical surface (10, 20) in which multiple track grooves (11, 21) are formed in an axial direction; an inner joint member (15, 25) having an outer spherical surface (13, 23) in which multiple track grooves (14, 24) paired with the track grooves (11, 21) of the outer joint member (12, 22) are formed in the axial direction and multiple outer spherical surface portions (19, 29) circumferentially arranged; multiple balls (16, 26) interposed between the track grooves (11, 21) of the outer joint member (12, 22) and the track grooves (14, 24) of the inner joint member (15, 25), for transmitting torque; and a cage (17, 27) interposed between the inner spherical surface (10, 20) of the outer joint member (12, 22) and the outer spherical surface (13, 23) of the inner joint member (15, 25), for retaining the balls (16, 26), wherein: a center curvature of the track grooves (11, 21) of the outer joint member (12, 22) and a center curvature of the track grooves (14, 24) of the inner joint member (15, 25) are axially offset in opposite directions from each other with respect to a joint center by equal distances; characterized in that a spherical surface angle (α 10, α 20), which is an axial angle (α 10, α 20) formed by the joint opening side end portion of the outer spherical surface (13, 23) with respect to the center of the outer spherical surface (13, 23) of the inner joint member (15, 25), is set to 12.5° or more. an outer joint member (12, 22) having opened one end and an inner spherical surface (10, 20) in which multiple track grooves (11, 21) are formed in an axial direction; opened one end and an inner spherical surface (10, 20) in which multiple track grooves (11, 21) are formed in an axial direction; an inner joint member (15, 25) having an outer spherical surface (13, 23) in which multiple track grooves (14, 24) paired with the track grooves (11, 21) of the outer joint member (12, 22) are formed in the axial direction and multiple outer spherical surface portions (19, 29) circumferentially arranged; an outer spherical surface (13, 23) in which multiple track grooves (14, 24) paired with the track grooves (11, 21) of the outer joint member (12, 22) are formed in the axial direction and multiple outer spherical surface portions (19, 29) circumferentially arranged; multiple balls (16, 26) interposed between the track grooves (11, 21) of the outer joint member (12, 22) and the track grooves (14, 24) of the inner joint member (15, 25), for transmitting torque; and a cage (17, 27) interposed between the inner spherical surface (10, 20) of the outer joint member (12, 22) and the outer spherical surface (13, 23) of the inner joint member (15, 25), for retaining the balls (16, 26), wherein: a center curvature of the track grooves (11, 21) of the outer joint member (12, 22) and a center curvature of the track grooves (14, 24) of the inner joint member (15, 25) are axially offset in opposite directions from each other with respect to a joint center by equal distances; characterized in that a spherical surface angle (α 10, α 20), which is an axial angle (α 10, α 20) formed by the joint opening side end portion of the outer spherical surface (13, 23) with respect to the center of the outer spherical surface (13, 23) of the inner joint member (15, 25), is set to 12.5° or more. a center curvature of the track grooves (11, 21) of the outer joint member (12, 22) and a center curvature of the track grooves (14, 24) of the inner joint member (15, 25) are axially offset in opposite directions from each other with respect to a joint center by equal distances; characterized in that a spherical surface angle (α 10, α 20), which is an axial angle (α 10, α 20) formed by the joint opening side end portion of the outer spherical surface (13, 23) with respect to the center of the outer spherical surface (13, 23) of the inner joint member (15, 25), is set to 12.5° or more.