John Deere CUTTER, ROTARY 509 AGRICULTURAL ROTARY CUTTER (MANUFACTURED 1973-1989) JOHN DEERE 609 & 709 AGRICULTURAL ROTARY CUTTERS (MANUFACTURED 1973-2012) JOHN DEERE 509; 609 & 709 INDUSTRIAL ROTARY CUTTERS (MANUFACTURED 1987-1989) -PC1451 Valves - catalog of spare parts