The 3688209M1 is an authentic OEM gear, essential for power transmission in various agricultural machines. This specific gear is designed for McCormick CX series tractors, including models CX100, CX105, CX110, CX70, CX75, CX80, CX85, CX90, and CX95. It also fits a wide range of Massey Ferguson and Landini tractors. Featuring 27 teeth, this robust gear has an outer diameter of 145 mm, an inner diameter of 45 mm, and a height of 39 mm, with a weight of 2.1 kg. It ensures reliable and efficient operation within compatible systems.