a fluid cooled vehicle brake includes a fluid flow passageway disposed in fluid communication with a brake shoe rim carrying a layer of friction material . high thermal conductive members may be disposed within the layer of friction material to conduct heat to the rim . heat radiator members are mounted within the coolant passageway . a brake fluid flow control includes a diverter valve responsive to brake pedal activation to divert fluid flow from the vehicle heater fluid flow loop to the brake shoe .