The John Deere Z100977 is a genuine OEM bushing designed for critical applications in John Deere agricultural machinery. This durable bushing provides essential support and reduces friction, contributing to the smooth operation and longevity of components. It is compatible with a wide range of John Deere S-Series, T-Series, and W-Series Combines, as well as 600C Series Headers. With an outer diameter of 30 mm, an inner diameter of 25 mm, and a length of 20 mm, this authentic John Deere part ensures a precise fit and reliable performance.