Oregon 98-037, BLADE MTD 17-1/4IN 742-0171 (3) for 50" cut, side discharge, fits models 985,992,993, 958, 998 1997 & before (3) for 50" cut, side discharge, fits models 985,992,993, 958, 998 - 1997 & before Also Replaces: MTD: 742-0171, 7420171, 742-0171B, 7420171B, 742-0171B., 7420171B., 942-0171B, 9420171B TROY-BILT: 742-0171B, 942-0171B Product Code:98037
