Genuine John Deere L31781 Glass, an OEM replacement part designed for a wide range of John Deere agricultural machinery. This glass is compatible with John Deere 40, 50, and 55 series tractors (including 4040, 4050, 4055, 4240, 4250, 4255, 4440, 4450, 4455, 4555, 4560, 4640, 4650, 4755, 4760, 4840, 4850, 4955, 4960), 6620, 7720, 8820 combines, 9940, 9950, 9960 cotton pickers, 5720, 5730, 5820, 5830 forage harvesters, and 6000, 6100, 6500, 6600, 6700 sprayers. It ensures proper fit and durability for your equipment.