Mounting structure of wheel speed sensor ring

摘要

To provide a mounting structure of a wheel speed sensor ring where various thermal effects caused by the generation of heat in a brake disc can be suppressed. Means for Resolution The mounting structure includes an intermediate ring 74 made of aluminum which is fastened to a hub 41 of a wheel body together with a brake disc 52 in a state where the intermediate ring 74 is brought into contact with the brake disc 52, and a pulser ring 75 is supported on the intermediate ring 74 in a floating state. A portion to be supported 77 of the pulser ring 75 is provided at a center position between a plurality of seat plate portions 84 which are fastened to the hub 41 of the intermediate ring 74.