The McCormick 210403 Crown Wheel is a genuine replacement component designed for McCormick agricultural tractors. This essential drivetrain part features 47 teeth, an outer diameter of 256 mm, and an inner diameter of 190 mm. It is secured by 10 mounting holes, each with a diameter of 12.5 mm, arranged on a 218 mm pitch circle diameter. The crown wheel has a thickness of 20 mm, ensuring reliable performance in demanding agricultural applications.