This genuine John Deere R334180 brake disc is an essential component for maintaining the braking system of a wide range of John Deere agricultural and utility tractors. Manufactured to OEM specifications, it guarantees durability, precise fitment, and optimal braking performance. With approximate dimensions of 165.1 mm in length and width, and a thickness of 6.35 mm, this disc is designed for critical safety and operational efficiency. It is compatible with numerous John Deere models, including 820, 920, 1020, 1120, 1520, 2020, 2120, 3030, 3120 series, and many others.