The John Deere AE50458 is a genuine OEM ball bearing designed for critical applications in John Deere agricultural and construction equipment. This high-quality bearing features an inner diameter of 40 mm, an outer diameter of 80 mm, and a width of 22 mm, ensuring precise fit and reliable performance. It is engineered to withstand demanding operational conditions, providing smooth rotation and extended service life for a wide range of John Deere tractors, cotton pickers, forage harvesters, loaders, skidders, sprayers, and windrowers.