The John Deere L171172 is a genuine OEM concave washer designed for various John Deere agricultural machinery. This essential component ensures proper spacing and secure fastening within the machine's concave system, contributing to optimal performance and durability. It is compatible with a wide range of John Deere combines, cotton pickers, forage harvesters, self-propelled sprayers, and windrowers. Weighing approximately 0.009 kg, this washer is manufactured to John Deere's stringent quality standards for reliable operation and extended service life.