Lx hone 40br m60141 deore 40br m53541 ashima pcb sos padssintered doesnt perform as well as organic in the cold and by its very nature 40more than 60 metal41 it generates and conducts a great deal of heat to the brake fluidsos 3 x less heat generation than sintered pads offers cold performance of organic pads quiet operation high temp performance of sintered pads wear characteristics of sintered