The John Deere RE19049 Pinion is a genuine OEM component designed for the drivetrain systems of various John Deere agricultural tractors. This critical gear features 13 teeth, an overall length of 130 mm, and an outer diameter of 82 mm, ensuring precise engagement and reliable power transmission. Manufactured to John Deere's rigorous standards, the RE19049 pinion provides durability and optimal performance for models across the 6000, 7000, 8000, and 9000 series, including specific models like 6100, 7810, 8420, and 9630, among others. It is an essential part for maintaining the integrity and efficiency of your John Deere machinery.