The John Deere L220665 is a genuine OEM left-hand knuckle housing designed for various John Deere agricultural machinery. This critical steering component ensures proper wheel articulation and stability. It is compatible with a wide range of John Deere 8R and 8RT Series Tractors, including models from 8100 to 8RT 410, as well as 4940 Sprayers and 8000 Series Self-Propelled Forage Harvesters (8100-8800). Manufactured to John Deere's rigorous standards, this knuckle housing provides reliable performance and a precise fit for maintaining optimal machine operation.