Severe-duty, ultra-high-precision modern position and speed tracking sensor developed for John Deere's flagship high-power X9 combines and 9R/9RX articulated platforms. Direct OEM replacement DZ106067.Equipment Fitment:John Deere Tractors: 9R 390 to 9R 640, 9RT 470 to 9RT 590, 9RX 490 to 9RX 640 Track Tractors; Combines: X9 1000, X9 1100, S7 800, S7 850, S7 900; Cotton Harvesters: CP770, CS770; PowerTech Marine/Industrial Engines: 6136CG, 6136CI, 6136HI.