The John Deere M171880 Spacer is an authentic OEM component designed for precise fitment and durability in a wide range of John Deere lawn and garden machinery. This genuine spacer ensures proper alignment and spacing of components, which is critical for the smooth operation and longevity of your equipment. It is compatible with numerous X300, X500, and ZTrak series models, providing reliable performance for maintenance and repairs. With an outer diameter of 19.05 mm, an inner diameter of 9.525 mm, and a thickness of 3.175 mm, this spacer is engineered to exact specifications.