The John Deere LCA116587 Shaft Key is a genuine OEM replacement part engineered for a wide array of John Deere agricultural and utility equipment. This precision-machined key is crucial for establishing a secure and reliable connection between shafts and other rotating components, effectively preventing slippage and maintaining optimal machine performance. With dimensions of 19.05 mm in length, 4.76 mm in width, and 4.76 mm in height, and weighing approximately 0.023 kg, it meets John Deere's stringent quality standards for durability and exact fitment. It is compatible with numerous John Deere models, including various tractors, utility vehicles, and mowers.