VARIATOR ENGINE BELT RIDE-ON MOWER LF 125, TF7130, MASTERCUT 96, SL 135, SL 96, POLO 97, RS 125, RS 96 WITH F DECK RIDING-ON MOWER RS 42" SIDE DISCHARGE FROM 2005 MTD (COLUMBIA-WHITE-YARDMAN) Section: 5/8" x 69" Code: 520375 Original code: 75404001 MTD (COLUMBIA - WHITE - YARDMAN)